Base | Representation |
---|---|
bin | 1110001111001111101010… |
… | …11010110001000110001110 |
3 | 11002212012221002001120011010 |
4 | 13013213311122301012032 |
5 | 13100441123304232220 |
6 | 150331402122510050 |
7 | 6411040211203425 |
oct | 707476532610616 |
9 | 132765832046133 |
10 | 31310134055310 |
11 | 9a8160a469a70 |
12 | 3618144665326 |
13 | 14616c0c2c406 |
14 | 7a35c07d22bc |
15 | 3946ad73c1e0 |
hex | 1c79f56b118e |
31310134055310 has 64 divisors (see below), whose sum is σ = 81976253990400. Its totient is φ = 7590277169280.
The previous prime is 31310134055303. The next prime is 31310134055327. The reversal of 31310134055310 is 1355043101313.
It is a super-2 number, since 2×313101340553102 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55621624 + ... + 56181716.
It is an arithmetic number, because the mean of its divisors is an integer number (1280878968600).
Almost surely, 231310134055310 is an apocalyptic number.
31310134055310 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
31310134055310 is an abundant number, since it is smaller than the sum of its proper divisors (50666119935090).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31310134055310 is a wasteful number, since it uses less digits than its factorization.
31310134055310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 729513.
The product of its (nonzero) digits is 8100, while the sum is 30.
Adding to 31310134055310 its reverse (1355043101313), we get a palindrome (32665177156623).
The spelling of 31310134055310 in words is "thirty-one trillion, three hundred ten billion, one hundred thirty-four million, fifty-five thousand, three hundred ten".
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