Base | Representation |
---|---|
bin | 101001110011011111… |
… | …1001111011100010000 |
3 | 22120201112220110120100 |
4 | 1103212333033130100 |
5 | 2432324304341140 |
6 | 105124131012400 |
7 | 6325462136235 |
oct | 1234677173420 |
9 | 276645813510 |
10 | 89774683920 |
11 | 35089517859 |
12 | 1549543a100 |
13 | 8609242c5c |
14 | 44b900978c |
15 | 25066c1530 |
hex | 14e6fcf710 |
89774683920 has 120 divisors (see below), whose sum is σ = 319228257816. Its totient is φ = 22531682304.
The previous prime is 89774683907. The next prime is 89774683963. The reversal of 89774683920 is 2938647798.
89774683920 is a `hidden beast` number, since 89 + 7 + 7 + 468 + 3 + 92 + 0 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 15527153664 + 74247530256 = 124608^2 + 272484^2 .
It is a tau number, because it is divible by the number of its divisors (120).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3655027 + ... + 3679506.
Almost surely, 289774683920 is an apocalyptic number.
89774683920 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
89774683920 is an abundant number, since it is smaller than the sum of its proper divisors (229453573896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89774683920 is a wasteful number, since it uses less digits than its factorization.
89774683920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7334569 (or 7334560 counting only the distinct ones).
The product of its (nonzero) digits is 36578304, while the sum is 63.
The spelling of 89774683920 in words is "eighty-nine billion, seven hundred seventy-four million, six hundred eighty-three thousand, nine hundred twenty".
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