Base | Representation |
---|---|
bin | 1010110011000… |
… | …10000111100001 |
3 | 20022102220121112 |
4 | 11121202013201 |
5 | 141142020200 |
6 | 12553233105 |
7 | 2146624646 |
oct | 531420741 |
9 | 208386545 |
10 | 90579425 |
11 | 47147732 |
12 | 26402795 |
13 | 159c58c1 |
14 | c05bdcd |
15 | 7e43535 |
hex | 56621e1 |
90579425 has 12 divisors (see below), whose sum is σ = 113742720. Its totient is φ = 71544720.
The previous prime is 90579409. The next prime is 90579431. The reversal of 90579425 is 52497509.
It is not a de Polignac number, because 90579425 - 24 = 90579409 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20957 + ... + 24906.
It is an arithmetic number, because the mean of its divisors is an integer number (9478560).
Almost surely, 290579425 is an apocalyptic number.
It is an amenable number.
90579425 is a deficient number, since it is larger than the sum of its proper divisors (23163295).
90579425 is a wasteful number, since it uses less digits than its factorization.
90579425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45952 (or 45947 counting only the distinct ones).
The product of its (nonzero) digits is 113400, while the sum is 41.
The square root of 90579425 is about 9517.3223650352. The cubic root of 90579425 is about 449.1001358994.
The spelling of 90579425 in words is "ninety million, five hundred seventy-nine thousand, four hundred twenty-five".
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