Base | Representation |
---|---|
bin | 1010110100000… |
… | …00000000001110 |
3 | 20022200010112100 |
4 | 11122000000032 |
5 | 141204424323 |
6 | 13000015530 |
7 | 2150644563 |
oct | 532000016 |
9 | 208603470 |
10 | 90701838 |
11 | 472206a7 |
12 | 264615a6 |
13 | 15a39536 |
14 | c09086a |
15 | 7e69943 |
hex | 568000e |
90701838 has 24 divisors (see below), whose sum is σ = 198470376. Its totient is φ = 29934000.
The previous prime is 90701797. The next prime is 90701873. The reversal of 90701838 is 83810709.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
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, 23128 + ... + 26763.
It is an arithmetic number, because the mean of its divisors is an integer number (8269599).
Almost surely, 290701838 is an apocalyptic number.
90701838 is an abundant number, since it is smaller than the sum of its proper divisors (107768538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90701838 is a wasteful number, since it uses less digits than its factorization.
90701838 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50000 (or 49997 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 36.
The square root of 90701838 is about 9523.7512567265. The cubic root of 90701838 is about 449.3023560246.
The spelling of 90701838 in words is "ninety million, seven hundred one thousand, eight hundred thirty-eight".
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