Base | Representation |
---|---|
bin | 1111101100010… |
… | …11000000100110 |
3 | 100011201002000202 |
4 | 13312023000212 |
5 | 232200011012 |
6 | 21021310502 |
7 | 3155635055 |
oct | 766130046 |
9 | 304632022 |
10 | 131641382 |
11 | 68343134 |
12 | 38105432 |
13 | 21371912 |
14 | 136aa39c |
15 | b854cc2 |
hex | 7d8b026 |
131641382 has 16 divisors (see below), whose sum is σ = 205774560. Its totient is φ = 63083328.
The previous prime is 131641379. The next prime is 131641427. The reversal of 131641382 is 283146131.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338 + ... + 16229.
It is an arithmetic number, because the mean of its divisors is an integer number (12860910).
Almost surely, 2131641382 is an apocalyptic number.
131641382 is a deficient number, since it is larger than the sum of its proper divisors (74133178).
131641382 is a wasteful number, since it uses less digits than its factorization.
131641382 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16735.
The product of its digits is 3456, while the sum is 29.
The square root of 131641382 is about 11473.5078332653. The cubic root of 131641382 is about 508.7028190243.
The spelling of 131641382 in words is "one hundred thirty-one million, six hundred forty-one thousand, three hundred eighty-two".
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