Base | Representation |
---|---|
bin | 1010101100010… |
… | …01101101111111 |
3 | 20020202212202000 |
4 | 11112021231333 |
5 | 140430134210 |
6 | 12522233343 |
7 | 2136243534 |
oct | 526115577 |
9 | 206685660 |
10 | 89693055 |
11 | 466a17a1 |
12 | 26055853 |
13 | 1577531a |
14 | bcaad8b |
15 | 7d1aac0 |
hex | 5589b7f |
89693055 has 32 divisors (see below), whose sum is σ = 163173120. Its totient is φ = 46720800.
The previous prime is 89693041. The next prime is 89693057. The reversal of 89693055 is 55039698.
It is not a de Polignac number, because 89693055 - 26 = 89692991 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 89693055.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89693057) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 1921 + ... + 13530.
It is an arithmetic number, because the mean of its divisors is an integer number (5099160).
Almost surely, 289693055 is an apocalyptic number.
89693055 is a deficient number, since it is larger than the sum of its proper divisors (73480065).
89693055 is a wasteful number, since it uses less digits than its factorization.
89693055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15508 (or 15502 counting only the distinct ones).
The product of its (nonzero) digits is 291600, while the sum is 45.
The square root of 89693055 is about 9470.6417417195. The cubic root of 89693055 is about 447.6304333540.
The spelling of 89693055 in words is "eighty-nine million, six hundred ninety-three thousand, fifty-five".
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