Base | Representation |
---|---|
bin | 1111101010000… |
… | …01000110110000 |
3 | 100011010200210021 |
4 | 13311001012300 |
5 | 232110314142 |
6 | 21011013224 |
7 | 3153234403 |
oct | 765010660 |
9 | 304120707 |
10 | 131338672 |
11 | 68156763 |
12 | 37b9a214 |
13 | 21296bba |
14 | 1362bd3a |
15 | b7e5267 |
hex | 7d411b0 |
131338672 has 10 divisors (see below), whose sum is σ = 254468708. Its totient is φ = 65669328.
The previous prime is 131338639. The next prime is 131338681. The reversal of 131338672 is 276833131.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4104318 + ... + 4104349.
Almost surely, 2131338672 is an apocalyptic number.
It is an amenable number.
131338672 is a deficient number, since it is larger than the sum of its proper divisors (123130036).
131338672 is an equidigital number, since it uses as much as digits as its factorization.
131338672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8208675 (or 8208669 counting only the distinct ones).
The product of its digits is 18144, while the sum is 34.
The square root of 131338672 is about 11460.3085473298. The cubic root of 131338672 is about 508.3125982285.
The spelling of 131338672 in words is "one hundred thirty-one million, three hundred thirty-eight thousand, six hundred seventy-two".
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