Base | Representation |
---|---|
bin | 11100111110111110… |
… | …111011000100001100 |
3 | 2222022220111122010102 |
4 | 130332332323010030 |
5 | 1002214043001244 |
6 | 22144052430232 |
7 | 2151134663033 |
oct | 347676730414 |
9 | 88286448112 |
10 | 31121453324 |
11 | 12220281565 |
12 | 6046618378 |
13 | 2c1c817850 |
14 | 171336d71a |
15 | c222eb54e |
hex | 73efbb10c |
31121453324 has 12 divisors (see below), whose sum is σ = 58651969824. Its totient is φ = 14363747664.
The previous prime is 31121453303. The next prime is 31121453333. The reversal of 31121453324 is 42335412113.
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, 299244692 + ... + 299244795.
It is an arithmetic number, because the mean of its divisors is an integer number (4887664152).
Almost surely, 231121453324 is an apocalyptic number.
It is an amenable number.
31121453324 is a deficient number, since it is larger than the sum of its proper divisors (27530516500).
31121453324 is a wasteful number, since it uses less digits than its factorization.
31121453324 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 598489504 (or 598489502 counting only the distinct ones).
The product of its digits is 8640, while the sum is 29.
Adding to 31121453324 its reverse (42335412113), we get a palindrome (73456865437).
The spelling of 31121453324 in words is "thirty-one billion, one hundred twenty-one million, four hundred fifty-three thousand, three hundred twenty-four".
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