Base | Representation |
---|---|
bin | 111101001100001101… |
… | …1000000111111000000 |
3 | 110120011221000112000002 |
4 | 1322120123000333000 |
5 | 4123104444101012 |
6 | 140211151415132 |
7 | 12331240406345 |
oct | 1723033007700 |
9 | 416157015002 |
10 | 131406237632 |
11 | 5080243929a |
12 | 215738244a8 |
13 | c5123284c7 |
14 | 65081627cc |
15 | 364153b7c2 |
hex | 1e986c0fc0 |
131406237632 has 28 divisors (see below), whose sum is σ = 267806805000. Its totient is φ = 63927357696.
The previous prime is 131406237587. The next prime is 131406237661. The reversal of 131406237632 is 236732604131.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27743882 + ... + 27748617.
It is an arithmetic number, because the mean of its divisors is an integer number (9564528750).
Almost surely, 2131406237632 is an apocalyptic number.
It is an amenable number.
131406237632 is an abundant number, since it is smaller than the sum of its proper divisors (136400567368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131406237632 is an equidigital number, since it uses as much as digits as its factorization.
131406237632 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55492548 (or 55492538 counting only the distinct ones).
The product of its (nonzero) digits is 108864, while the sum is 38.
The spelling of 131406237632 in words is "one hundred thirty-one billion, four hundred six million, two hundred thirty-seven thousand, six hundred thirty-two".
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