Base | Representation |
---|---|
bin | 11100111110010011… |
… | …101010011101100010 |
3 | 2222022010011111021221 |
4 | 130332103222131202 |
5 | 1002203142104442 |
6 | 22143005405254 |
7 | 2150636412154 |
oct | 347623523542 |
9 | 88263144257 |
10 | 31110113122 |
11 | 122149364a0 |
12 | 604286982a |
13 | 2c1a376c7a |
14 | 1711a5aad4 |
15 | c2130b467 |
hex | 73e4ea762 |
31110113122 has 32 divisors (see below), whose sum is σ = 53646862464. Its totient is φ = 13392192000.
The previous prime is 31110113113. The next prime is 31110113141. The reversal of 31110113122 is 22131101113.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 31110113096 and 31110113105.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253263 + ... + 355474.
It is an arithmetic number, because the mean of its divisors is an integer number (1676464452).
Almost surely, 231110113122 is an apocalyptic number.
31110113122 is a deficient number, since it is larger than the sum of its proper divisors (22536749342).
31110113122 is a wasteful number, since it uses less digits than its factorization.
31110113122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 608874.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 31110113122 its reverse (22131101113), we get a palindrome (53241214235).
The spelling of 31110113122 in words is "thirty-one billion, one hundred ten million, one hundred thirteen thousand, one hundred twenty-two".
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