Base | Representation |
---|---|
bin | 1010110111100… |
… | …00100111001010 |
3 | 20100112120020110 |
4 | 11123300213022 |
5 | 141314204312 |
6 | 13013535150 |
7 | 2154605403 |
oct | 533604712 |
9 | 210476213 |
10 | 91163082 |
11 | 4750619a |
12 | 266444b6 |
13 | 15b6b46a |
14 | c1709aa |
15 | 800b43c |
hex | 56f09ca |
91163082 has 16 divisors (see below), whose sum is σ = 182515392. Its totient is φ = 30356160.
The previous prime is 91163071. The next prime is 91163101. The reversal of 91163082 is 28036119.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1183 + ... + 13554.
It is an arithmetic number, because the mean of its divisors is an integer number (11407212).
Almost surely, 291163082 is an apocalyptic number.
91163082 is an abundant number, since it is smaller than the sum of its proper divisors (91352310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
91163082 is a wasteful number, since it uses less digits than its factorization.
91163082 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15773.
The product of its (nonzero) digits is 2592, while the sum is 30.
The square root of 91163082 is about 9547.9360073264. The cubic root of 91163082 is about 450.0626776894.
The spelling of 91163082 in words is "ninety-one million, one hundred sixty-three thousand, eighty-two".
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