Base | Representation |
---|---|
bin | 1001100010101… |
… | …11111100101000 |
3 | 12120122001201012 |
4 | 10301113330220 |
5 | 130443131013 |
6 | 11535443052 |
7 | 1661300531 |
oct | 461277450 |
9 | 176561635 |
10 | 80052008 |
11 | 41207293 |
12 | 22986488 |
13 | 1377ac6a |
14 | a8bb688 |
15 | 70641a8 |
hex | 4c57f28 |
80052008 has 32 divisors (see below), whose sum is σ = 156318120. Its totient is φ = 38400000.
The previous prime is 80051981. The next prime is 80052017. The reversal of 80052008 is 80025008.
It can be written as a sum of positive squares in 4 ways, for example, as 7086244 + 72965764 = 2662^2 + 8542^2 .
It is a Smith number, since the sum of its digits (23) coincides with the sum of the digits of its prime factors.
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, 18008 + ... + 22008.
Almost surely, 280052008 is an apocalyptic number.
It is an amenable number.
80052008 is a deficient number, since it is larger than the sum of its proper divisors (76266112).
80052008 is a wasteful number, since it uses less digits than its factorization.
80052008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4109 (or 4105 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 23.
The square root of 80052008 is about 8947.1787732223. The cubic root of 80052008 is about 430.9802909792.
Subtracting from 80052008 its reverse (80025008), we obtain a cube (27000 = 303).
The spelling of 80052008 in words is "eighty million, fifty-two thousand, eight".
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