Base | Representation |
---|---|
bin | 111101010000011101… |
… | …0101100101011111100 |
3 | 110120112212012110001222 |
4 | 1322200322230223330 |
5 | 4123402440321303 |
6 | 140233242252512 |
7 | 12334621006022 |
oct | 1724072545374 |
9 | 416485173058 |
10 | 131548760828 |
11 | 50875934061 |
12 | 215b34b7138 |
13 | c535a0a164 |
14 | 651d062712 |
15 | 364dce0938 |
hex | 1ea0eacafc |
131548760828 has 12 divisors (see below), whose sum is σ = 230219104920. Its totient is φ = 65771873712.
The previous prime is 131548760809. The next prime is 131548760881. The reversal of 131548760828 is 828067845131.
It is a self number, because there is not a number n which added to its sum of digits gives 131548760828.
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, 506018 + ... + 720521.
It is an arithmetic number, because the mean of its divisors is an integer number (19184925410).
Almost surely, 2131548760828 is an apocalyptic number.
It is an amenable number.
131548760828 is a deficient number, since it is larger than the sum of its proper divisors (98670344092).
131548760828 is a wasteful number, since it uses less digits than its factorization.
131548760828 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1253356 (or 1253354 counting only the distinct ones).
The product of its (nonzero) digits is 2580480, while the sum is 53.
The spelling of 131548760828 in words is "one hundred thirty-one billion, five hundred forty-eight million, seven hundred sixty thousand, eight hundred twenty-eight".
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