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The number 10339

10339 is a composite number with 6 divisors. Its prime factorisation is 727^{2} Ɨ 211. Divisors (6): 1, 7, 49, 211, 1477, 10339.

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How to work it out

  1. 1

    What is special about 10339: a happy number: repeatedly adding the squares of its digits reaches 1.

  2. 2

    10339 is composite. Its prime factorisation is

    10339=72Ɨ21110339 = 7^{2} \times 211
  3. 3

    The divisors add up to 12084; without 10339 itself that is 1745, so 10339 is deficient (1745 is less than 10339). Euler's totient φ(10339) = 8820 numbers up to 10339 share no factor with it.

  4. 4

    The digits of 10339 add up to 16, and repeating that until one digit is left gives the digital root 7. The Collatz sequence (halve if even, else 3n+1) takes 55 steps to reach 1.

LaTeX source of the formulas on this page
\[ 10339 = 7^{2} \times 211 \]

10339 at a glance

PropertyValue
Typecomposite
Number of divisors6
Sum of divisors12084
Euler totient φ(n)8820
Square106894921
Cube1105186588219
Square root101.680873 (= 7√211)
Digit sum / digital root16 / 7
Collatz steps to 155
Scientific notation1.0339 Ɨ 10410^{4}

10339 in other forms

FormValue
In wordsten thousand three hundred and thirty-nine
Binary (base 2)10100001100011
Octal (base 8)24143
Hexadecimal (base 16)2863
Base 3112011221
As time10339 seconds = 2 h 52 min 19 s

Is 10339 divisible by 2 to 12?

DivisorAnswerRule
2No (remainder 1)A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8).
3No (remainder 1)A number is divisible by 3 if the digits add up to a multiple of 3.
4No (remainder 3)A number is divisible by 4 if the last two digits make a multiple of 4.
5No (remainder 4)A number is divisible by 5 if the last digit is 0 or 5.
6No (remainder 1)A number is divisible by 6 if it is divisible by both 2 and 3.
7Yes (10339 Ć· 7 = 1477)A number is divisible by 7 if double the last digit and subtract it from the rest: the result is a multiple of 7.
8No (remainder 3)A number is divisible by 8 if the last three digits make a multiple of 8.
9No (remainder 7)A number is divisible by 9 if the digits add up to a multiple of 9.
10No (remainder 9)A number is divisible by 10 if the last digit is 0.
11No (remainder 10)A number is divisible by 11 if the alternating sum of the digits is a multiple of 11.
12No (remainder 7)A number is divisible by 12 if it is divisible by both 3 and 4.

Questions

Is 10339 a prime number?

No. 10339 = 727^{2} Ɨ 211, so it is divisible by 7.

What are the factors of 10339?

1, 7, 49, 211, 1477, 10339.

What is 10339 in binary?

10100001100011 (hexadecimal 2863, octal 24143).

What is the square root of 10339?

About 101.6809, exactly 7√211.

Is 10339 divisible by 3?

No. Its digits add up to 16, which is not a multiple of 3.

What is special about the number 10339?

10339 is a happy number: repeatedly adding the squares of its digits reaches 1.

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    10339: is it prime? Factors, square root, binary, Roman numeral | WordGPT