Base | Representation |
---|---|
bin | 111011010010… |
… | …0000011111000 |
3 | 2011111001200220 |
4 | 1312210003320 |
5 | 30424040241 |
6 | 3030100040 |
7 | 525116163 |
oct | 166440370 |
9 | 64431626 |
10 | 31080696 |
11 | 165a9429 |
12 | a4aa620 |
13 | 6592b5a |
14 | 41b0ada |
15 | 2ade166 |
hex | 1da40f8 |
31080696 has 32 divisors (see below), whose sum is σ = 78421200. Its totient is φ = 10265184.
The previous prime is 31080689. The next prime is 31080757. The reversal of 31080696 is 69608013.
It is an ABA number since it can be written as A⋅BA, here for A=3, B=218.
It is a congruent 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, 285090 + ... + 285198.
Almost surely, 231080696 is an apocalyptic number.
It is an amenable number.
31080696 is an abundant number, since it is smaller than the sum of its proper divisors (47340504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31080696 is an frugal number, since it uses more digits than its factorization.
31080696 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 336 (or 114 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 33.
The square root of 31080696 is about 5575.0063677094. The cubic root of 31080696 is about 314.4104063270.
The spelling of 31080696 in words is "thirty-one million, eighty thousand, six hundred ninety-six".
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