Base | Representation |
---|---|
bin | 1010110100000… |
… | …00100000101000 |
3 | 20022200020101011 |
4 | 11122000200220 |
5 | 141210011122 |
6 | 13000033304 |
7 | 2150653615 |
oct | 532004050 |
9 | 208606334 |
10 | 90703912 |
11 | 47222212 |
12 | 26462834 |
13 | 15a3a470 |
14 | c09150c |
15 | 7e6a377 |
hex | 5680828 |
90703912 has 32 divisors (see below), whose sum is σ = 184020480. Its totient is φ = 41664960.
The previous prime is 90703897. The next prime is 90703933. The reversal of 90703912 is 21930709.
It is a Smith number, since the sum of its digits (31) 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, 21237 + ... + 25147.
It is an arithmetic number, because the mean of its divisors is an integer number (5750640).
Almost surely, 290703912 is an apocalyptic number.
It is an amenable number.
90703912 is an abundant number, since it is smaller than the sum of its proper divisors (93316568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90703912 is a wasteful number, since it uses less digits than its factorization.
90703912 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4153 (or 4149 counting only the distinct ones).
The product of its (nonzero) digits is 3402, while the sum is 31.
The square root of 90703912 is about 9523.8601417702. The cubic root of 90703912 is about 449.3057806005.
The spelling of 90703912 in words is "ninety million, seven hundred three thousand, nine hundred twelve".
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