Base | Representation |
---|---|
bin | 1001110100001000100… |
… | …1000000001111010100 |
3 | 121010012221211020112212 |
4 | 2131002021000033110 |
5 | 10230310011143301 |
6 | 205243201532552 |
7 | 15116253043250 |
oct | 2350211001724 |
9 | 533187736485 |
10 | 168613381076 |
11 | 65565948918 |
12 | 28818344158 |
13 | 12b918b210a |
14 | 8237849260 |
15 | 45bcc4a4bb |
hex | 27422403d4 |
168613381076 has 24 divisors (see below), whose sum is σ = 342260001216. Its totient is φ = 71184326400.
The previous prime is 168613381031. The next prime is 168613381081. The reversal of 168613381076 is 670183316861.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44937725 + ... + 44941476.
It is an arithmetic number, because the mean of its divisors is an integer number (14260833384).
Almost surely, 2168613381076 is an apocalyptic number.
It is an amenable number.
168613381076 is an abundant number, since it is smaller than the sum of its proper divisors (173646620140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
168613381076 is a wasteful number, since it uses less digits than its factorization.
168613381076 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89879279 (or 89879277 counting only the distinct ones).
The product of its (nonzero) digits is 870912, while the sum is 50.
The spelling of 168613381076 in words is "one hundred sixty-eight billion, six hundred thirteen million, three hundred eighty-one thousand, seventy-six".
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