Base | Representation |
---|---|
bin | 11101001111110110… |
… | …000010110001010010 |
3 | 10000001121210200022012 |
4 | 131033312002301102 |
5 | 1003304002311013 |
6 | 22232115542522 |
7 | 2161141320326 |
oct | 351766026122 |
9 | 100047720265 |
10 | 31404338258 |
11 | 12355a26167 |
12 | 61052baa42 |
13 | 2c66302397 |
14 | 173cb69986 |
15 | c3c0791a8 |
hex | 74fd82c52 |
31404338258 has 16 divisors (see below), whose sum is σ = 47595976704. Its totient is φ = 15539630400.
The previous prime is 31404338227. The next prime is 31404338269. The reversal of 31404338258 is 85283340413.
It is a super-2 number, since 2×314043382582 (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 7 ways as a sum of consecutive naturals, for example, 52310 + ... + 256017.
It is an arithmetic number, because the mean of its divisors is an integer number (2974748544).
Almost surely, 231404338258 is an apocalyptic number.
31404338258 is a deficient number, since it is larger than the sum of its proper divisors (16191638446).
31404338258 is a wasteful number, since it uses less digits than its factorization.
31404338258 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 308857.
The product of its (nonzero) digits is 276480, while the sum is 41.
The spelling of 31404338258 in words is "thirty-one billion, four hundred four million, three hundred thirty-eight thousand, two hundred fifty-eight".
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