Base | Representation |
---|---|
bin | 1010101000100… |
… | …11000001110001 |
3 | 20012212011212011 |
4 | 11110103001301 |
5 | 140314110042 |
6 | 12504002521 |
7 | 2132150263 |
oct | 524230161 |
9 | 205764764 |
10 | 89206897 |
11 | 4639a50a |
12 | 25a60441 |
13 | 15634c60 |
14 | bbc1b33 |
15 | 7c71a17 |
hex | 5513071 |
89206897 has 16 divisors (see below), whose sum is σ = 100191168. Its totient is φ = 78886080.
The previous prime is 89206883. The next prime is 89206927. The reversal of 89206897 is 79860298.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-89206897 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 89206897.
It is not an unprimeable number, because it can be changed into a prime (89206867) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28122 + ... + 31132.
It is an arithmetic number, because the mean of its divisors is an integer number (6261948).
Almost surely, 289206897 is an apocalyptic number.
It is an amenable number.
89206897 is a deficient number, since it is larger than the sum of its proper divisors (10984271).
89206897 is a wasteful number, since it uses less digits than its factorization.
89206897 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3120.
The product of its (nonzero) digits is 435456, while the sum is 49.
The square root of 89206897 is about 9444.9402856768. The cubic root of 89206897 is about 446.8202127366.
The spelling of 89206897 in words is "eighty-nine million, two hundred six thousand, eight hundred ninety-seven".
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