Base | Representation |
---|---|
bin | 1001101001001… |
… | …10001000111100 |
3 | 12122012222020100 |
4 | 10310212020330 |
5 | 131202142242 |
6 | 12005521100 |
7 | 2001416031 |
oct | 464461074 |
9 | 178188210 |
10 | 80896572 |
11 | 41733879 |
12 | 23113190 |
13 | 139b54c3 |
14 | aa5b388 |
15 | 717e54c |
hex | 4d2623c |
80896572 has 18 divisors (see below), whose sum is σ = 204488648. Its totient is φ = 26965512.
The previous prime is 80896549. The next prime is 80896597. The reversal of 80896572 is 27569808.
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-2 number, since 2×808965722 = 13088510722702368, 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 5 ways as a sum of consecutive naturals, for example, 1123528 + ... + 1123599.
Almost surely, 280896572 is an apocalyptic number.
It is an amenable number.
80896572 is an abundant number, since it is smaller than the sum of its proper divisors (123592076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80896572 is a wasteful number, since it uses less digits than its factorization.
80896572 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2247137 (or 2247132 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 45.
The square root of 80896572 is about 8994.2521645771. The cubic root of 80896572 is about 432.4906334078.
The spelling of 80896572 in words is "eighty million, eight hundred ninety-six thousand, five hundred seventy-two".
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