Base | Representation |
---|---|
bin | 1001110101001111000… |
… | …0011010101110000100 |
3 | 121010222112221110201210 |
4 | 2131103300122232010 |
5 | 10231411141111303 |
6 | 205332400251420 |
7 | 15126502115616 |
oct | 2352360325604 |
9 | 533875843653 |
10 | 168908925828 |
11 | 656a7759a85 |
12 | 2889b310b70 |
13 | 12c0abb0076 |
14 | 8264bbcdb6 |
15 | 45d8b79203 |
hex | 2753c1ab84 |
168908925828 has 24 divisors (see below), whose sum is σ = 396101339200. Its totient is φ = 56020044960.
The previous prime is 168908925827. The next prime is 168908925833. The reversal of 168908925828 is 828529809861.
It is not an unprimeable number, because it can be changed into a prime (168908925821) 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, 35363803 + ... + 35368578.
Almost surely, 2168908925828 is an apocalyptic number.
It is an amenable number.
168908925828 is an abundant number, since it is smaller than the sum of its proper divisors (227192413372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
168908925828 is a wasteful number, since it uses less digits than its factorization.
168908925828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70732587 (or 70732585 counting only the distinct ones).
The product of its (nonzero) digits is 39813120, while the sum is 66.
The spelling of 168908925828 in words is "one hundred sixty-eight billion, nine hundred eight million, nine hundred twenty-five thousand, eight hundred twenty-eight".
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