Base | Representation |
---|---|
bin | 11101110010110111… |
… | …110010111000001010 |
3 | 10001120120120222200021 |
4 | 131302313302320022 |
5 | 1011004423000020 |
6 | 22410311331054 |
7 | 2211535341025 |
oct | 356267627012 |
9 | 101516528607 |
10 | 31992000010 |
11 | 12627717133 |
12 | 624a080a8a |
13 | 302ac9b029 |
14 | 1796c201bc |
15 | c7395b1aa |
hex | 772df2e0a |
31992000010 has 16 divisors (see below), whose sum is σ = 57587641416. Its totient is φ = 12796346368.
The previous prime is 31991999971. The next prime is 31992000011. The reversal of 31992000010 is 1000029913.
It can be written as a sum of positive squares in 4 ways, for example, as 26982333169 + 5009666841 = 164263^2 + 70779^2 .
It is not an unprimeable number, because it can be changed into a prime (31992000011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496362 + ... + 557098.
Almost surely, 231992000010 is an apocalyptic number.
31992000010 is a deficient number, since it is larger than the sum of its proper divisors (25595641406).
31992000010 is a wasteful number, since it uses less digits than its factorization.
31992000010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113417.
The product of its (nonzero) digits is 486, while the sum is 25.
Adding to 31992000010 its reverse (1000029913), we get a palindrome (32992029923).
The spelling of 31992000010 in words is "thirty-one billion, nine hundred ninety-two million, ten", and thus it is an aban number.
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