Base | Representation |
---|---|
bin | 11101000101001110… |
… | …001110010111000100 |
3 | 2222121012110122112022 |
4 | 131011032032113010 |
5 | 1002422342042222 |
6 | 22202312142312 |
7 | 2153545464335 |
oct | 350516162704 |
9 | 88535418468 |
10 | 31226127812 |
11 | 12274376000 |
12 | 6075697998 |
13 | 2c38406c09 |
14 | 172321a28c |
15 | c2b5c6042 |
hex | 74538e5c4 |
31226127812 has 96 divisors (see below), whose sum is σ = 62496403200. Its totient is φ = 13634396160.
The previous prime is 31226127791. The next prime is 31226127871. The reversal of 31226127812 is 21872162213.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40605764 + ... + 40606532.
It is an arithmetic number, because the mean of its divisors is an integer number (651004200).
Almost surely, 231226127812 is an apocalyptic number.
It is an amenable number.
31226127812 is an abundant number, since it is smaller than the sum of its proper divisors (31270275388).
31226127812 is a wasteful number, since it uses less digits than its factorization.
31226127812 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1098 (or 1074 counting only the distinct ones).
The product of its digits is 16128, while the sum is 35.
The spelling of 31226127812 in words is "thirty-one billion, two hundred twenty-six million, one hundred twenty-seven thousand, eight hundred twelve".
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