Base | Representation |
---|---|
bin | 1010111000100… |
… | …11000010010010 |
3 | 20100210201122200 |
4 | 11130103002102 |
5 | 141333212312 |
6 | 13020544030 |
7 | 2156033442 |
oct | 534230222 |
9 | 210721580 |
10 | 91304082 |
11 | 475a2121 |
12 | 266b2016 |
13 | 15bba6ac |
14 | c1aa122 |
15 | 80380dc |
hex | 5713092 |
91304082 has 24 divisors (see below), whose sum is σ = 208238160. Its totient is φ = 28832760.
The previous prime is 91304069. The next prime is 91304099. The reversal of 91304082 is 28040319.
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 11 ways as a sum of consecutive naturals, for example, 133144 + ... + 133827.
It is an arithmetic number, because the mean of its divisors is an integer number (8676590).
Almost surely, 291304082 is an apocalyptic number.
91304082 is an abundant number, since it is smaller than the sum of its proper divisors (116934078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
91304082 is a wasteful number, since it uses less digits than its factorization.
91304082 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 266998 (or 266995 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The square root of 91304082 is about 9555.3169492173. The cubic root of 91304082 is about 450.2945922884.
The spelling of 91304082 in words is "ninety-one million, three hundred four thousand, eighty-two".
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