Base | Representation |
---|---|
bin | 1010101100110… |
… | …01010110010000 |
3 | 20020220010120000 |
4 | 11112121112100 |
5 | 140434211242 |
6 | 12523450000 |
7 | 2136631266 |
oct | 526312620 |
9 | 206803500 |
10 | 89757072 |
11 | 467358a9 |
12 | 26086900 |
13 | 157984c2 |
14 | bcc6436 |
15 | 7d2ea4c |
hex | 5599590 |
89757072 has 50 divisors (see below), whose sum is σ = 259786758. Its totient is φ = 29918592.
The previous prime is 89757061. The next prime is 89757089. The reversal of 89757072 is 27075798.
89757072 is a `hidden beast` number, since 8 + 9 + 7 + 570 + 72 = 666.
It can be written as a sum of positive squares in only one way, i.e., 84934656 + 4822416 = 9216^2 + 2196^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 33333 + ... + 35924.
Almost surely, 289757072 is an apocalyptic number.
It is an amenable number.
89757072 is an abundant number, since it is smaller than the sum of its proper divisors (170029686).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89757072 is a wasteful number, since it uses less digits than its factorization.
89757072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69277 (or 69262 counting only the distinct ones).
The product of its (nonzero) digits is 246960, while the sum is 45.
The square root of 89757072 is about 9474.0208992803. The cubic root of 89757072 is about 447.7369044090.
The spelling of 89757072 in words is "eighty-nine million, seven hundred fifty-seven thousand, seventy-two".
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