Base | Representation |
---|---|
bin | 1001000111000001111… |
… | …10001110010110110111 |
3 | 1002220221100101211101222 |
4 | 10203200332032112313 |
5 | 20112022041202211 |
6 | 355443514340555 |
7 | 31420505361230 |
oct | 4434076162667 |
9 | 1086840354358 |
10 | 313012053431 |
11 | 110825164670 |
12 | 507b712a75b |
13 | 236948609cc |
14 | 11215328087 |
15 | 821ebe21db |
hex | 48e0f8e5b7 |
313012053431 has 16 divisors (see below), whose sum is σ = 396073409280. Its totient is φ = 240265111680.
The previous prime is 313012053413. The next prime is 313012053449. The reversal of 313012053431 is 134350210313.
It is an interprime number because it is at equal distance from previous prime (313012053413) and next prime (313012053449).
It is a de Polignac number, because none of the positive numbers 2k-313012053431 is a prime.
It is a super-2 number, since 2×3130120534312 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 313012053431.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313012053131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30331346 + ... + 30341663.
It is an arithmetic number, because the mean of its divisors is an integer number (24754588080).
Almost surely, 2313012053431 is an apocalyptic number.
313012053431 is a deficient number, since it is larger than the sum of its proper divisors (83061355849).
313012053431 is a wasteful number, since it uses less digits than its factorization.
313012053431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60673094.
The product of its (nonzero) digits is 3240, while the sum is 26.
Adding to 313012053431 its reverse (134350210313), we get a palindrome (447362263744).
The spelling of 313012053431 in words is "three hundred thirteen billion, twelve million, fifty-three thousand, four hundred thirty-one".
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