Base | Representation |
---|---|
bin | 100111100110000100… |
… | …0111110100010000110 |
3 | 22010110211121011121210 |
4 | 1033030020332202012 |
5 | 2343114444041344 |
6 | 103021212352250 |
7 | 6100050663045 |
oct | 1171410764206 |
9 | 263424534553 |
10 | 85029283974 |
11 | 330738a5618 |
12 | 14590175686 |
13 | 80310777ab |
14 | 4188aa055c |
15 | 2329cabdb9 |
hex | 13cc23e886 |
85029283974 has 16 divisors (see below), whose sum is σ = 170213602608. Its totient is φ = 28317255552.
The previous prime is 85029283943. The next prime is 85029284003. The reversal of 85029283974 is 47938292058.
It is a happy number.
It is a super-2 number, since 2×850292839742 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6452647 + ... + 6465810.
It is an arithmetic number, because the mean of its divisors is an integer number (10638350163).
Almost surely, 285029283974 is an apocalyptic number.
85029283974 is an abundant number, since it is smaller than the sum of its proper divisors (85184318634).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85029283974 is a wasteful number, since it uses less digits than its factorization.
85029283974 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12919559.
The product of its (nonzero) digits is 8709120, while the sum is 57.
The spelling of 85029283974 in words is "eighty-five billion, twenty-nine million, two hundred eighty-three thousand, nine hundred seventy-four".
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