Base | Representation |
---|---|
bin | 1111101110010… |
… | …00100101111100 |
3 | 100012011220001012 |
4 | 13313020211330 |
5 | 232231044003 |
6 | 21030534352 |
7 | 3161035346 |
oct | 767104574 |
9 | 305156035 |
10 | 131893628 |
11 | 684a56a9 |
12 | 382073b8 |
13 | 2142c689 |
14 | 13734296 |
15 | b8a48d8 |
hex | 7dc897c |
131893628 has 12 divisors (see below), whose sum is σ = 230992272. Its totient is φ = 65895840.
The previous prime is 131893579. The next prime is 131893637. The reversal of 131893628 is 826398131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6593 + ... + 17528.
It is an arithmetic number, because the mean of its divisors is an integer number (19249356).
Almost surely, 2131893628 is an apocalyptic number.
It is an amenable number.
131893628 is a deficient number, since it is larger than the sum of its proper divisors (99098644).
131893628 is a wasteful number, since it uses less digits than its factorization.
131893628 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25492 (or 25490 counting only the distinct ones).
The product of its digits is 62208, while the sum is 41.
The square root of 131893628 is about 11484.4951129773. The cubic root of 131893628 is about 509.0275304411.
The spelling of 131893628 in words is "one hundred thirty-one million, eight hundred ninety-three thousand, six hundred twenty-eight".
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