Base | Representation |
---|---|
bin | 1010110110111… |
… | …01000101101000 |
3 | 20100101111112121 |
4 | 11123131011220 |
5 | 141304124422 |
6 | 13012121024 |
7 | 2154123301 |
oct | 533350550 |
9 | 210344477 |
10 | 91083112 |
11 | 474610aa |
12 | 26606174 |
13 | 15b40c43 |
14 | c14d7a8 |
15 | 7ee28c7 |
hex | 56dd168 |
91083112 has 16 divisors (see below), whose sum is σ = 179769600. Its totient is φ = 43144560.
The previous prime is 91083107. The next prime is 91083119. The reversal of 91083112 is 21138019.
It is a super-2 number, since 2×910831122 = 16592266583209088, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (91083119) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 299464 + ... + 299767.
It is an arithmetic number, because the mean of its divisors is an integer number (11235600).
Almost surely, 291083112 is an apocalyptic number.
It is an amenable number.
91083112 is a deficient number, since it is larger than the sum of its proper divisors (88686488).
91083112 is a wasteful number, since it uses less digits than its factorization.
91083112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 599256 (or 599252 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 25.
The square root of 91083112 is about 9543.7472724292. The cubic root of 91083112 is about 449.9310379919.
The spelling of 91083112 in words is "ninety-one million, eighty-three thousand, one hundred twelve".
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