Base | Representation |
---|---|
bin | 111100111100100100… |
… | …1010011101101000001 |
3 | 110111211100122012001200 |
4 | 1321321021103231001 |
5 | 4121021131031032 |
6 | 140043124451413 |
7 | 12312236261040 |
oct | 1717111235501 |
9 | 414740565050 |
10 | 130881502017 |
11 | 505632176a2 |
12 | 21447b49b69 |
13 | c45a6c2666 |
14 | 64985ac557 |
15 | 361043947c |
hex | 1e79253b41 |
130881502017 has 24 divisors (see below), whose sum is σ = 216102506880. Its totient is φ = 74774145600.
The previous prime is 130881502013. The next prime is 130881502043. The reversal of 130881502017 is 710205188031.
130881502017 is a `hidden beast` number, since 130 + 8 + 8 + 1 + 502 + 0 + 17 = 666.
It is not a de Polignac number, because 130881502017 - 22 = 130881502013 is a prime.
It is not an unprimeable number, because it can be changed into a prime (130881502013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102109 + ... + 521717.
It is an arithmetic number, because the mean of its divisors is an integer number (9004271120).
Almost surely, 2130881502017 is an apocalyptic number.
It is an amenable number.
130881502017 is a deficient number, since it is larger than the sum of its proper divisors (85221004863).
130881502017 is a wasteful number, since it uses less digits than its factorization.
130881502017 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 424573 (or 424570 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 36.
The spelling of 130881502017 in words is "one hundred thirty billion, eight hundred eighty-one million, five hundred two thousand, seventeen".
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