Base | Representation |
---|---|
bin | 101000010001101000… |
… | …0011100111010111101 |
3 | 22021020200210222201022 |
4 | 1100203100130322331 |
5 | 2404113130024440 |
6 | 103422223153525 |
7 | 6151216122215 |
oct | 1204320347275 |
9 | 267220728638 |
10 | 86490861245 |
11 | 33753922218 |
12 | 149197458a5 |
13 | 8204b06109 |
14 | 4286c41245 |
15 | 23b3266cb5 |
hex | 142341cebd |
86490861245 has 16 divisors (see below), whose sum is σ = 104304559680. Its totient is φ = 68849155200.
The previous prime is 86490861217. The next prime is 86490861253. The reversal of 86490861245 is 54216809468.
It is not a de Polignac number, because 86490861245 - 210 = 86490860221 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7601921 + ... + 7613289.
It is an arithmetic number, because the mean of its divisors is an integer number (6519034980).
Almost surely, 286490861245 is an apocalyptic number.
It is an amenable number.
86490861245 is a deficient number, since it is larger than the sum of its proper divisors (17813698435).
86490861245 is a wasteful number, since it uses less digits than its factorization.
86490861245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18796.
The product of its (nonzero) digits is 3317760, while the sum is 53.
The spelling of 86490861245 in words is "eighty-six billion, four hundred ninety million, eight hundred sixty-one thousand, two hundred forty-five".
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