Base | Representation |
---|---|
bin | 10011110010100… |
… | …01100000100100 |
3 | 102120101010100121 |
4 | 21321101200210 |
5 | 314444240433 |
6 | 24250051324 |
7 | 4054023604 |
oct | 1171214044 |
9 | 376333317 |
10 | 166008868 |
11 | 85786a13 |
12 | 47719b44 |
13 | 285157cc |
14 | 18094c04 |
15 | e892c2d |
hex | 9e51824 |
166008868 has 12 divisors (see below), whose sum is σ = 290606092. Its totient is φ = 82978560.
The previous prime is 166008827. The next prime is 166008889. The reversal of 166008868 is 868800661.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 157954624 + 8054244 = 12568^2 + 2838^2 .
It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.
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 in 3 ways as a sum of consecutive naturals, for example, 19996 + ... + 27052.
Almost surely, 2166008868 is an apocalyptic number.
It is an amenable number.
166008868 is a deficient number, since it is larger than the sum of its proper divisors (124597224).
166008868 is a wasteful number, since it uses less digits than its factorization.
166008868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12942 (or 12940 counting only the distinct ones).
The product of its (nonzero) digits is 110592, while the sum is 43.
The square root of 166008868 is about 12884.4428672721. The cubic root of 166008868 is about 549.5962524472.
The spelling of 166008868 in words is "one hundred sixty-six million, eight thousand, eight hundred sixty-eight".
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