Base | Representation |
---|---|
bin | 1010101101000… |
… | …10001001110010 |
3 | 20020221222000210 |
4 | 11112202021302 |
5 | 140441340023 |
6 | 12524324550 |
7 | 2140141401 |
oct | 526421162 |
9 | 206858023 |
10 | 89793138 |
11 | 4675aa06 |
12 | 260a3756 |
13 | 157aba46 |
14 | bcd5638 |
15 | 7d3a593 |
hex | 55a2272 |
89793138 has 16 divisors (see below), whose sum is σ = 181860480. Its totient is φ = 29552016.
The previous prime is 89793113. The next prime is 89793149. The reversal of 89793138 is 83139798.
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, 94245 + ... + 95192.
It is an arithmetic number, because the mean of its divisors is an integer number (11366280).
Almost surely, 289793138 is an apocalyptic number.
89793138 is an abundant number, since it is smaller than the sum of its proper divisors (92067342).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89793138 is a wasteful number, since it uses less digits than its factorization.
89793138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 189521.
The product of its digits is 326592, while the sum is 48.
The square root of 89793138 is about 9475.9241237992. The cubic root of 89793138 is about 447.7968659491.
The spelling of 89793138 in words is "eighty-nine million, seven hundred ninety-three thousand, one hundred thirty-eight".
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