Base | Representation |
---|---|
bin | 10010101010111… |
… | …101111100100101 |
3 | 210211102221020202 |
4 | 102222331330211 |
5 | 1120143104134 |
6 | 51030040245 |
7 | 10522420001 |
oct | 2252757445 |
9 | 724387222 |
10 | 313253669 |
11 | 150907133 |
12 | 88aa9085 |
13 | 4cb8b601 |
14 | 2d863701 |
15 | 1c77ad7e |
hex | 12abdf25 |
313253669 has 2 divisors, whose sum is σ = 313253670. Its totient is φ = 313253668.
The previous prime is 313253659. The next prime is 313253671. The reversal of 313253669 is 966352313.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 247432900 + 65820769 = 15730^2 + 8113^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-313253669 is a prime.
It is a super-2 number, since 2×3132536692 = 196255722283923122, which contains 22 as substring.
Together with 313253671, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (313253659) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156626834 + 156626835.
It is an arithmetic number, because the mean of its divisors is an integer number (156626835).
Almost surely, 2313253669 is an apocalyptic number.
It is an amenable number.
313253669 is a deficient number, since it is larger than the sum of its proper divisors (1).
313253669 is an equidigital number, since it uses as much as digits as its factorization.
313253669 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 87480, while the sum is 38.
The square root of 313253669 is about 17698.9736708093. The cubic root of 313253669 is about 679.1495054784.
The spelling of 313253669 in words is "three hundred thirteen million, two hundred fifty-three thousand, six hundred sixty-nine".
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