Base | Representation |
---|---|
bin | 1111100111101… |
… | …01001101001100 |
3 | 100010112220100001 |
4 | 13303311031030 |
5 | 232020342123 |
6 | 21000214044 |
7 | 3150501133 |
oct | 763651514 |
9 | 303486301 |
10 | 131027788 |
11 | 67a64131 |
12 | 37a6a324 |
13 | 211b8548 |
14 | 1358a91a |
15 | b7830ad |
hex | 7cf534c |
131027788 has 12 divisors (see below), whose sum is σ = 229468680. Its totient is φ = 65465312.
The previous prime is 131027779. The next prime is 131027797. The reversal of 131027788 is 887720131.
It is an interprime number because it is at equal distance from previous prime (131027779) and next prime (131027797).
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, 5698 + ... + 17161.
It is an arithmetic number, because the mean of its divisors is an integer number (19122390).
Almost surely, 2131027788 is an apocalyptic number.
It is an amenable number.
131027788 is a deficient number, since it is larger than the sum of its proper divisors (98440892).
131027788 is a wasteful number, since it uses less digits than its factorization.
131027788 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24296 (or 24294 counting only the distinct ones).
The product of its (nonzero) digits is 18816, while the sum is 37.
The square root of 131027788 is about 11446.7370023077. The cubic root of 131027788 is about 507.9112158064.
The spelling of 131027788 in words is "one hundred thirty-one million, twenty-seven thousand, seven hundred eighty-eight".
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