Base | Representation |
---|---|
bin | 11100111111101110… |
… | …110101011001010100 |
3 | 2222100210010201210001 |
4 | 130333232311121110 |
5 | 1002230301404022 |
6 | 22145221541044 |
7 | 2151346513144 |
oct | 347756653124 |
9 | 88323121701 |
10 | 31134013012 |
11 | 1222737a873 |
12 | 604a874784 |
13 | 2c222c450b |
14 | 1714cbc924 |
15 | c2347cb27 |
hex | 73fbb5654 |
31134013012 has 12 divisors (see below), whose sum is σ = 54532789780. Its totient is φ = 15553215936.
The previous prime is 31134013003. The next prime is 31134013033. The reversal of 31134013012 is 21031043113.
It can be written as a sum of positive squares in 2 ways, for example, as 10925684676 + 20208328336 = 104526^2 + 142156^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3442563 + ... + 3451594.
Almost surely, 231134013012 is an apocalyptic number.
It is an amenable number.
31134013012 is a deficient number, since it is larger than the sum of its proper divisors (23398776768).
31134013012 is a wasteful number, since it uses less digits than its factorization.
31134013012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6895290 (or 6895288 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 31134013012 its reverse (21031043113), we get a palindrome (52165056125).
The spelling of 31134013012 in words is "thirty-one billion, one hundred thirty-four million, thirteen thousand, twelve".
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