Base | Representation |
---|---|
bin | 10011100111111011101111… |
… | …010011010010101000010010 |
3 | 102022120212200022222220112021 |
4 | 103213323233103102220102 |
5 | 42303023403420014430 |
6 | 503320532333522054 |
7 | 24115324042501510 |
oct | 2347735723225022 |
9 | 368525608886467 |
10 | 86307087657490 |
11 | 255556a2a63867 |
12 | 981aa8504332a |
13 | 392095353848b |
14 | 17453dcd3d4b0 |
15 | 9ea0a341207a |
hex | 4e7eef4d2a12 |
86307087657490 has 48 divisors (see below), whose sum is σ = 181771008838848. Its totient is φ = 28902838614048.
The previous prime is 86307087657317. The next prime is 86307087657493. The reversal of 86307087657490 is 9475678070368.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (70).
It is not an unprimeable number, because it can be changed into a prime (86307087657493) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 333282792 + ... + 333541651.
It is an arithmetic number, because the mean of its divisors is an integer number (3786896017476).
Almost surely, 286307087657490 is an apocalyptic number.
86307087657490 is an abundant number, since it is smaller than the sum of its proper divisors (95463921181358).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86307087657490 is a wasteful number, since it uses less digits than its factorization.
86307087657490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 666824543 (or 666824500 counting only the distinct ones).
The product of its (nonzero) digits is 426746880, while the sum is 70.
The spelling of 86307087657490 in words is "eighty-six trillion, three hundred seven billion, eighty-seven million, six hundred fifty-seven thousand, four hundred ninety".
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