What is the 7155th prime number?
The 7155th prime number is 72277. The next prime is 72287 (a gap of 10) and the one before is 72271.
Position
Pick any whole number from 1 to 10,000.
How to work it out
- 1
List the primes in order: 2, 3, 5, 7, 11, 13, ā¦ The 7155th one is 72277.
- 2
72277 is prime because no prime up to ā72277 ā 268.84 divides it.
- 3
The primes are spread thinner as numbers grow: by the prime number theorem the 7155th prime is close to 7155 Ć ln(7155) ā 63505, and here it is 72277.
- 4
72277 has no twin: neither 72275 nor 72279 is prime.
Primes around the 7155th
| Position | Prime | Gap from the previous |
|---|---|---|
| 7152 | 72253 | 2 |
| 7153 | 72269 | 16 |
| 7154 | 72271 | 2 |
| 7155 | 72277 | 6 |
| 7156 | 72287 | 10 |
| 7157 | 72307 | 20 |
| 7158 | 72313 | 6 |
Questions
What is the 7155th prime number?
72277.
Which prime number is 72277?
72277 is the 7155th prime number.
What is the sum of the first 7155 primes?
244,541,738.