Base | Representation |
---|---|
bin | 1110001111001111101010… |
… | …11010110001000110011101 |
3 | 11002212012221002001120011200 |
4 | 13013213311122301012131 |
5 | 13100441123304232300 |
6 | 150331402122510113 |
7 | 6411040211203446 |
oct | 707476532610635 |
9 | 132765832046150 |
10 | 31310134055325 |
11 | 9a8160a469a84 |
12 | 3618144665339 |
13 | 14616c0c2c418 |
14 | 7a35c07d22cd |
15 | 3946ad73c200 |
hex | 1c79f56b119d |
31310134055325 has 18 divisors (see below), whose sum is σ = 56079928997274. Its totient is φ = 16698738162720.
The previous prime is 31310134055303. The next prime is 31310134055327. The reversal of 31310134055325 is 52355043101313.
31310134055325 is a `hidden beast` number, since 3 + 1 + 31 + 0 + 13 + 40 + 553 + 25 = 666.
It can be written as a sum of positive squares in 3 ways, for example, as 119908453284 + 31190225602041 = 346278^2 + 5584821^2 .
It is not a de Polignac number, because 31310134055325 - 25 = 31310134055293 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 31310134055325.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31310134055327) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 69578075454 + ... + 69578075903.
Almost surely, 231310134055325 is an apocalyptic number.
It is an amenable number.
31310134055325 is a deficient number, since it is larger than the sum of its proper divisors (24769794941949).
31310134055325 is a wasteful number, since it uses less digits than its factorization.
31310134055325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139156151373 (or 139156151365 counting only the distinct ones).
The product of its (nonzero) digits is 81000, while the sum is 36.
Adding to 31310134055325 its reverse (52355043101313), we get a palindrome (83665177156638).
The spelling of 31310134055325 in words is "thirty-one trillion, three hundred ten billion, one hundred thirty-four million, fifty-five thousand, three hundred twenty-five".
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