Base | Representation |
---|---|
bin | 11101001010010110… |
… | …010000100100110010 |
3 | 2222211012021111210101 |
4 | 131022112100210302 |
5 | 1003111400320424 |
6 | 22215023223014 |
7 | 2155641425632 |
oct | 351226204462 |
9 | 88735244711 |
10 | 31312120114 |
11 | 1230896a320 |
12 | 609a447a6a |
13 | 2c50184932 |
14 | 17308026c2 |
15 | c33e10344 |
hex | 74a590932 |
31312120114 has 16 divisors (see below), whose sum is σ = 51766245216. Its totient is φ = 14086051200.
The previous prime is 31312120109. The next prime is 31312120141. The reversal of 31312120114 is 41102121313.
It is a junction number, because it is equal to n+sod(n) for n = 31312120091 and 31312120100.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7334352 + ... + 7338619.
It is an arithmetic number, because the mean of its divisors is an integer number (3235390326).
Almost surely, 231312120114 is an apocalyptic number.
31312120114 is a deficient number, since it is larger than the sum of its proper divisors (20454125102).
31312120114 is a wasteful number, since it uses less digits than its factorization.
31312120114 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14673081.
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 31312120114 its reverse (41102121313), we get a palindrome (72414241427).
The spelling of 31312120114 in words is "thirty-one billion, three hundred twelve million, one hundred twenty thousand, one hundred fourteen".
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