Base | Representation |
---|---|
bin | 1010110100000… |
… | …01101000100000 |
3 | 20022200110200112 |
4 | 11122001220200 |
5 | 141210133022 |
6 | 13000110452 |
7 | 2151003206 |
oct | 532015040 |
9 | 208613615 |
10 | 90708512 |
11 | 47225714 |
12 | 26465428 |
13 | 15a3c59b |
14 | c093076 |
15 | 7e6b8e2 |
hex | 5681a20 |
90708512 has 24 divisors (see below), whose sum is σ = 179580492. Its totient is φ = 45100800.
The previous prime is 90708479. The next prime is 90708521. The reversal of 90708512 is 21580709.
It can be written as a sum of positive squares in 2 ways, for example, as 90706576 + 1936 = 9524^2 + 44^2 .
It is a Harshad number since it is a multiple of its sum of digits (32).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2039 + ... + 13622.
Almost surely, 290708512 is an apocalyptic number.
It is an amenable number.
90708512 is a deficient number, since it is larger than the sum of its proper divisors (88871980).
90708512 is a wasteful number, since it uses less digits than its factorization.
90708512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15852 (or 15844 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 32.
The square root of 90708512 is about 9524.1016374249. The cubic root of 90708512 is about 449.3133759056.
The spelling of 90708512 in words is "ninety million, seven hundred eight thousand, five hundred twelve".
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