Base | Representation |
---|---|
bin | 1010101110010… |
… | …11110101010100 |
3 | 20021021122012211 |
4 | 11113023311110 |
5 | 141012320420 |
6 | 12532123204 |
7 | 2141452210 |
oct | 527136524 |
9 | 207248184 |
10 | 89963860 |
11 | 468671a8 |
12 | 26166504 |
13 | 1583b66c |
14 | bd3b940 |
15 | 7d70e5a |
hex | 55cbd54 |
89963860 has 96 divisors (see below), whose sum is σ = 234823680. Its totient is φ = 28252800.
The previous prime is 89963851. The next prime is 89963897. The reversal of 89963860 is 6836998.
It is a super-2 number, since 2×899638602 = 16186992212199200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81915 + ... + 83005.
It is an arithmetic number, because the mean of its divisors is an integer number (2446080).
Almost surely, 289963860 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 89963860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117411840).
89963860 is an abundant number, since it is smaller than the sum of its proper divisors (144859820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89963860 is a wasteful number, since it uses less digits than its factorization.
89963860 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1157 (or 1155 counting only the distinct ones).
The product of its (nonzero) digits is 559872, while the sum is 49.
The square root of 89963860 is about 9484.9280440075. The cubic root of 89963860 is about 448.0804821925.
The spelling of 89963860 in words is "eighty-nine million, nine hundred sixty-three thousand, eight hundred sixty".
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