Base | Representation |
---|---|
bin | 11100111000000000… |
… | …001000110011101100 |
3 | 2222000202010012211121 |
4 | 130320000020303230 |
5 | 1001444102044434 |
6 | 22124310230324 |
7 | 2145213316165 |
oct | 347000106354 |
9 | 88022105747 |
10 | 31004331244 |
11 | 12170155a57 |
12 | 60133553a4 |
13 | 2c0148a843 |
14 | 17019a276c |
15 | c16db37b4 |
hex | 738008cec |
31004331244 has 12 divisors (see below), whose sum is σ = 54263515768. Its totient is φ = 15500469600.
The previous prime is 31004331221. The next prime is 31004331283. The reversal of 31004331244 is 44213340013.
It is a super-2 number, since 2×310043312442 (a number of 22 digits) contains 22 as substring.
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, 382422 + ... + 456349.
Almost surely, 231004331244 is an apocalyptic number.
It is an amenable number.
31004331244 is a deficient number, since it is larger than the sum of its proper divisors (23259184524).
31004331244 is a wasteful number, since it uses less digits than its factorization.
31004331244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 848016 (or 848014 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 25.
Adding to 31004331244 its reverse (44213340013), we get a palindrome (75217671257).
The spelling of 31004331244 in words is "thirty-one billion, four million, three hundred thirty-one thousand, two hundred forty-four".
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