Base | Representation |
---|---|
bin | 1010110000110… |
… | …11000000011000 |
3 | 20021220010001122 |
4 | 11120123000120 |
5 | 141103210102 |
6 | 12543104412 |
7 | 2144302523 |
oct | 530330030 |
9 | 207803048 |
10 | 90288152 |
11 | 46a68909 |
12 | 262a2108 |
13 | 15923156 |
14 | bdc3bba |
15 | 7dd70a2 |
hex | 561b018 |
90288152 has 64 divisors (see below), whose sum is σ = 184704000. Its totient is φ = 41243904.
The previous prime is 90288127. The next prime is 90288161. The reversal of 90288152 is 25188209.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 876533 + ... + 876635.
It is an arithmetic number, because the mean of its divisors is an integer number (2886000).
Almost surely, 290288152 is an apocalyptic number.
It is an amenable number.
90288152 is an abundant number, since it is smaller than the sum of its proper divisors (94415848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90288152 is a wasteful number, since it uses less digits than its factorization.
90288152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 280 (or 276 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 35.
The square root of 90288152 is about 9502.0077878309. The cubic root of 90288152 is about 448.6182339318.
The spelling of 90288152 in words is "ninety million, two hundred eighty-eight thousand, one hundred fifty-two".
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