Base | Representation |
---|---|
bin | 10100001000100… |
… | …11010111100000 |
3 | 102202211000022221 |
4 | 22010103113200 |
5 | 321214300224 |
6 | 24432040424 |
7 | 4120425004 |
oct | 1204232740 |
9 | 382730287 |
10 | 168900064 |
11 | 87381133 |
12 | 48693114 |
13 | 28cb8788 |
14 | 18608704 |
15 | ec646e4 |
hex | a1135e0 |
168900064 has 12 divisors (see below), whose sum is σ = 332522064. Its totient is φ = 84450016.
The previous prime is 168900037. The next prime is 168900071. The reversal of 168900064 is 460009861.
It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2639032 + ... + 2639095.
It is an arithmetic number, because the mean of its divisors is an integer number (27710172).
Almost surely, 2168900064 is an apocalyptic number.
It is an amenable number.
168900064 is a deficient number, since it is larger than the sum of its proper divisors (163622000).
168900064 is an equidigital number, since it uses as much as digits as its factorization.
168900064 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5278137 (or 5278129 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 34.
The square root of 168900064 is about 12996.1557392946. The cubic root of 168900064 is about 552.7684808581.
The spelling of 168900064 in words is "one hundred sixty-eight million, nine hundred thousand, sixty-four".
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