Base | Representation |
---|---|
bin | 100111111111011000… |
… | …0100010011111011010 |
3 | 22012200000120121111201 |
4 | 1033332300202133122 |
5 | 2401334400000144 |
6 | 103241350344414 |
7 | 6130102224160 |
oct | 1177660423732 |
9 | 265600517451 |
10 | 85878515674 |
11 | 3346a2019a6 |
12 | 1478865b10a |
13 | 8137ca7163 |
14 | 42297a3230 |
15 | 237960b1d4 |
hex | 13fec227da |
85878515674 has 16 divisors (see below), whose sum is σ = 147239333568. Its totient is φ = 36800322912.
The previous prime is 85878515629. The next prime is 85878515677. The reversal of 85878515674 is 47651587858.
It is not an unprimeable number, because it can be changed into a prime (85878515677) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282924 + ... + 501799.
It is an arithmetic number, because the mean of its divisors is an integer number (9202458348).
Almost surely, 285878515674 is an apocalyptic number.
85878515674 is a deficient number, since it is larger than the sum of its proper divisors (61360817894).
85878515674 is a wasteful number, since it uses less digits than its factorization.
85878515674 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 792549.
The product of its digits is 75264000, while the sum is 64.
The spelling of 85878515674 in words is "eighty-five billion, eight hundred seventy-eight million, five hundred fifteen thousand, six hundred seventy-four".
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