Base | Representation |
---|---|
bin | 11110110010110111010100 |
3 | 120012010121102 |
4 | 132302313110 |
5 | 4031311120 |
6 | 445005232 |
7 | 125421311 |
oct | 36626724 |
9 | 16163542 |
10 | 8072660 |
11 | 4614122 |
12 | 2853818 |
13 | 189852b |
14 | 1101d08 |
15 | a96d75 |
hex | 7b2dd4 |
8072660 has 24 divisors (see below), whose sum is σ = 17412360. Its totient is φ = 3141504.
The previous prime is 8072657. The next prime is 8072677. The reversal of 8072660 is 662708.
It can be written as a sum of positive squares in 4 ways, for example, as 1281424 + 6791236 = 1132^2 + 2606^2 .
It is a congruent number.
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, 4715 + ... + 6194.
It is an arithmetic number, because the mean of its divisors is an integer number (725515).
Almost surely, 28072660 is an apocalyptic number.
It is an amenable number.
8072660 is an abundant number, since it is smaller than the sum of its proper divisors (9339700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8072660 is a wasteful number, since it uses less digits than its factorization.
8072660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10955 (or 10953 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 29.
The square root of 8072660 is about 2841.2426858683. The cubic root of 8072660 is about 200.6036760429.
The spelling of 8072660 in words is "eight million, seventy-two thousand, six hundred sixty".
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