Base | Representation |
---|---|
bin | 11100111010111110… |
… | …000110111110101100 |
3 | 2222011012211022102022 |
4 | 130322332012332230 |
5 | 1002044324143431 |
6 | 22133245445312 |
7 | 2146356521261 |
oct | 347276067654 |
9 | 88135738368 |
10 | 31054131116 |
11 | 1219627a378 |
12 | 6027b70838 |
13 | 2c0b8a5b18 |
14 | 1708447268 |
15 | c1b44e07b |
hex | 73af86fac |
31054131116 has 24 divisors (see below), whose sum is σ = 54805267440. Its totient is φ = 15395681600.
The previous prime is 31054131091. The next prime is 31054131133. The reversal of 31054131116 is 61113145013.
It is a happy number.
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, 619886 + ... + 668106.
It is an arithmetic number, because the mean of its divisors is an integer number (2283552810).
Almost surely, 231054131116 is an apocalyptic number.
It is an amenable number.
31054131116 is a deficient number, since it is larger than the sum of its proper divisors (23751136324).
31054131116 is a wasteful number, since it uses less digits than its factorization.
31054131116 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49585 (or 49583 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 26.
Adding to 31054131116 its reverse (61113145013), we get a palindrome (92167276129).
The spelling of 31054131116 in words is "thirty-one billion, fifty-four million, one hundred thirty-one thousand, one hundred sixteen".
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