Base | Representation |
---|---|
bin | 1010101101100… |
… | …01110111010010 |
3 | 20021002020022012 |
4 | 11112301313102 |
5 | 141000414430 |
6 | 12525542522 |
7 | 2140530122 |
oct | 526616722 |
9 | 207066265 |
10 | 89857490 |
11 | 467a4298 |
12 | 26114a42 |
13 | 15802118 |
14 | bd10c82 |
15 | 7d4e695 |
hex | 55b1dd2 |
89857490 has 16 divisors (see below), whose sum is σ = 161875800. Its totient is φ = 35913600.
The previous prime is 89857477. The next prime is 89857501. The reversal of 89857490 is 9475898.
It can be written as a sum of positive squares in 4 ways, for example, as 85618009 + 4239481 = 9253^2 + 2059^2 .
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, 12590 + ... + 18390.
Almost surely, 289857490 is an apocalyptic number.
89857490 is a deficient number, since it is larger than the sum of its proper divisors (72018310).
89857490 is a wasteful number, since it uses less digits than its factorization.
89857490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7357.
The product of its (nonzero) digits is 725760, while the sum is 50.
The square root of 89857490 is about 9479.3190683719. The cubic root of 89857490 is about 447.9038145174.
The spelling of 89857490 in words is "eighty-nine million, eight hundred fifty-seven thousand, four hundred ninety".
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