Base | Representation |
---|---|
bin | 1010100111011… |
… | …01000001111001 |
3 | 20012120021100201 |
4 | 11103231001321 |
5 | 140244120012 |
6 | 12500402201 |
7 | 2130631441 |
oct | 523550171 |
9 | 205507321 |
10 | 89051257 |
11 | 462a3589 |
12 | 259a6361 |
13 | 155ac169 |
14 | bb81121 |
15 | 7c40857 |
hex | 54ed079 |
89051257 has 8 divisors (see below), whose sum is σ = 92851200. Its totient is φ = 85299984.
The previous prime is 89051227. The next prime is 89051269. The reversal of 89051257 is 75215098.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 89051257 - 27 = 89051129 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (89051227) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8407 + ... + 15772.
It is an arithmetic number, because the mean of its divisors is an integer number (11606400).
Almost surely, 289051257 is an apocalyptic number.
It is an amenable number.
89051257 is a deficient number, since it is larger than the sum of its proper divisors (3799943).
89051257 is a wasteful number, since it uses less digits than its factorization.
89051257 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24335.
The product of its (nonzero) digits is 25200, while the sum is 37.
The square root of 89051257 is about 9436.6973565967. The cubic root of 89051257 is about 446.5602045099.
The spelling of 89051257 in words is "eighty-nine million, fifty-one thousand, two hundred fifty-seven".
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