Base | Representation |
---|---|
bin | 1010110111001… |
… | …00101000100001 |
3 | 20100110001221020 |
4 | 11123210220201 |
5 | 141311122032 |
6 | 13012520053 |
7 | 2154312351 |
oct | 533445041 |
9 | 210401836 |
10 | 91114017 |
11 | 47482345 |
12 | 26620029 |
13 | 15b52027 |
14 | c15ab61 |
15 | 7eebb2c |
hex | 56e4a21 |
91114017 has 32 divisors (see below), whose sum is σ = 131984640. Its totient is φ = 55756800.
The previous prime is 91114007. The next prime is 91114021. The reversal of 91114017 is 71041119.
It is not a de Polignac number, because 91114017 - 219 = 90589729 is a prime.
It is not an unprimeable number, because it can be changed into a prime (91114007) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 227017 + ... + 227417.
It is an arithmetic number, because the mean of its divisors is an integer number (4124520).
Almost surely, 291114017 is an apocalyptic number.
It is an amenable number.
91114017 is a deficient number, since it is larger than the sum of its proper divisors (40870623).
91114017 is a wasteful number, since it uses less digits than its factorization.
91114017 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 553.
The product of its (nonzero) digits is 252, while the sum is 24.
The square root of 91114017 is about 9545.3662580333. The cubic root of 91114017 is about 449.9819202613.
The spelling of 91114017 in words is "ninety-one million, one hundred fourteen thousand, seventeen".
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