Base | Representation |
---|---|
bin | 111010010100… |
… | …111011010000 |
3 | 1001202211000200 |
4 | 322110323100 |
5 | 12403240224 |
6 | 1303415200 |
7 | 243651306 |
oct | 72247320 |
9 | 31684020 |
10 | 15290064 |
11 | 86a3719 |
12 | 5154500 |
13 | 322469a |
14 | 2060276 |
15 | 15205c9 |
hex | e94ed0 |
15290064 has 30 divisors (see below), whose sum is σ = 42791346. Its totient is φ = 5096640.
The previous prime is 15290057. The next prime is 15290081. The reversal of 15290064 is 46009251.
15290064 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 9000000 + 6290064 = 3000^2 + 2508^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 52947 + ... + 53234.
Almost surely, 215290064 is an apocalyptic number.
It is an amenable number.
15290064 is an abundant number, since it is smaller than the sum of its proper divisors (27501282).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15290064 is a wasteful number, since it uses less digits than its factorization.
15290064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106195 (or 106186 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
The square root of 15290064 is about 3910.2511428296. The cubic root of 15290064 is about 248.2007566246.
The spelling of 15290064 in words is "fifteen million, two hundred ninety thousand, sixty-four".
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