Base | Representation |
---|---|
bin | 10100001000100… |
… | …01101000001100 |
3 | 102202210122120002 |
4 | 22010101220030 |
5 | 321214033230 |
6 | 24431543432 |
7 | 4120365146 |
oct | 1204215014 |
9 | 382718502 |
10 | 168892940 |
11 | 87376847 |
12 | 4868ab78 |
13 | 28cb5468 |
14 | 18605c96 |
15 | ec62545 |
hex | a111a0c |
168892940 has 24 divisors (see below), whose sum is σ = 363327552. Its totient is φ = 65909120.
The previous prime is 168892921. The next prime is 168892951. The reversal of 168892940 is 49298861.
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, 102164 + ... + 103803.
It is an arithmetic number, because the mean of its divisors is an integer number (15138648).
Almost surely, 2168892940 is an apocalyptic number.
168892940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
168892940 is an abundant number, since it is smaller than the sum of its proper divisors (194434612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
168892940 is a wasteful number, since it uses less digits than its factorization.
168892940 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 206017 (or 206015 counting only the distinct ones).
The product of its (nonzero) digits is 248832, while the sum is 47.
The square root of 168892940 is about 12995.8816553553. The cubic root of 168892940 is about 552.7607090473.
The spelling of 168892940 in words is "one hundred sixty-eight million, eight hundred ninety-two thousand, nine hundred forty".
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