Base | Representation |
---|---|
bin | 1001000111101010100… |
… | …10010110100110011101 |
3 | 1002221211002201022212201 |
4 | 10203311102112212131 |
5 | 20113221313440042 |
6 | 355541411331501 |
7 | 31432114325323 |
oct | 4436522264635 |
9 | 1087732638781 |
10 | 313352874397 |
11 | 11098a58a492 |
12 | 508912b0b91 |
13 | 2371a351c14 |
14 | 112486c5d13 |
15 | 823eab61b7 |
hex | 48f549699d |
313352874397 has 2 divisors, whose sum is σ = 313352874398. Its totient is φ = 313352874396.
The previous prime is 313352874379. The next prime is 313352874413. The reversal of 313352874397 is 793478253313.
Together with previous prime (313352874379) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 313164471321 + 188403076 = 559611^2 + 13726^2 .
It is a cyclic number.
It is not a de Polignac number, because 313352874397 - 27 = 313352874269 is a prime.
It is a super-2 number, since 2×3133528743972 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (313352874337) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156676437198 + 156676437199.
It is an arithmetic number, because the mean of its divisors is an integer number (156676437199).
Almost surely, 2313352874397 is an apocalyptic number.
It is an amenable number.
313352874397 is a deficient number, since it is larger than the sum of its proper divisors (1).
313352874397 is an equidigital number, since it uses as much as digits as its factorization.
313352874397 is an evil number, because the sum of its binary digits is even.
The product of its digits is 11430720, while the sum is 55.
The spelling of 313352874397 in words is "three hundred thirteen billion, three hundred fifty-two million, eight hundred seventy-four thousand, three hundred ninety-seven".
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