Base | Representation |
---|---|
bin | 1010101000001… |
… | …10100101100010 |
3 | 20012202120221210 |
4 | 11110012211202 |
5 | 140310442223 |
6 | 12502530550 |
7 | 2131545564 |
oct | 524064542 |
9 | 205676853 |
10 | 89155938 |
11 | 463651a3 |
12 | 25a36a56 |
13 | 156179c1 |
14 | bbab334 |
15 | 7c61893 |
hex | 5506962 |
89155938 has 32 divisors (see below), whose sum is σ = 185356800. Its totient is φ = 28558080.
The previous prime is 89155921. The next prime is 89155943. The reversal of 89155938 is 83955198.
It is a Curzon number.
It is an unprimeable number.
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, 26106 + ... + 29322.
It is an arithmetic number, because the mean of its divisors is an integer number (5792400).
Almost surely, 289155938 is an apocalyptic number.
89155938 is an abundant number, since it is smaller than the sum of its proper divisors (96200862).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89155938 is a wasteful number, since it uses less digits than its factorization.
89155938 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3402.
The product of its digits is 388800, while the sum is 48.
The square root of 89155938 is about 9442.2422125256. The cubic root of 89155938 is about 446.7351152497.
The spelling of 89155938 in words is "eighty-nine million, one hundred fifty-five thousand, nine hundred thirty-eight".
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