Base | Representation |
---|---|
bin | 1010101000111… |
… | …10110111111100 |
3 | 20012221122102022 |
4 | 11110132313330 |
5 | 140322133140 |
6 | 12505015312 |
7 | 2132441612 |
oct | 524366774 |
9 | 205848368 |
10 | 89255420 |
11 | 46422a11 |
12 | 25a84538 |
13 | 15651077 |
14 | bbd56b2 |
15 | 7c810b5 |
hex | 551edfc |
89255420 has 12 divisors (see below), whose sum is σ = 187436424. Its totient is φ = 35702160.
The previous prime is 89255399. The next prime is 89255431. The reversal of 89255420 is 2455298.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2231366 + ... + 2231405.
It is an arithmetic number, because the mean of its divisors is an integer number (15619702).
Almost surely, 289255420 is an apocalyptic number.
It is an amenable number.
89255420 is an abundant number, since it is smaller than the sum of its proper divisors (98181004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89255420 is a wasteful number, since it uses less digits than its factorization.
89255420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4462780 (or 4462778 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 35.
The square root of 89255420 is about 9447.5086663099. The cubic root of 89255420 is about 446.9012121811.
The spelling of 89255420 in words is "eighty-nine million, two hundred fifty-five thousand, four hundred twenty".
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