Base | Representation |
---|---|
bin | 1010101011001… |
… | …00010110111001 |
3 | 20020111002211020 |
4 | 11111210112321 |
5 | 140410240100 |
6 | 12515053053 |
7 | 2135035431 |
oct | 525442671 |
9 | 206432736 |
10 | 89540025 |
11 | 465a7823 |
12 | 25ba1189 |
13 | 15720783 |
14 | bc6b2c1 |
15 | 7cda5a0 |
hex | 55645b9 |
89540025 has 12 divisors (see below), whose sum is σ = 148039632. Its totient is φ = 47754640.
The previous prime is 89539999. The next prime is 89540039. The reversal of 89540025 is 52004598.
It is not a de Polignac number, because 89540025 - 211 = 89537977 is a prime.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 596859 + ... + 597008.
It is an arithmetic number, because the mean of its divisors is an integer number (12336636).
Almost surely, 289540025 is an apocalyptic number.
It is an amenable number.
89540025 is a deficient number, since it is larger than the sum of its proper divisors (58499607).
89540025 is a wasteful number, since it uses less digits than its factorization.
89540025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1193880 (or 1193875 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 33.
The square root of 89540025 is about 9462.5591147427. The cubic root of 89540025 is about 447.3757132242.
The spelling of 89540025 in words is "eighty-nine million, five hundred forty thousand, twenty-five".
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