Base | Representation |
---|---|
bin | 1010110111000… |
… | …10010000111110 |
3 | 20100102120122000 |
4 | 11123202100332 |
5 | 141310314233 |
6 | 13012403130 |
7 | 2154242154 |
oct | 533422076 |
9 | 210376560 |
10 | 91104318 |
11 | 47476028 |
12 | 266164a6 |
13 | 15b4a7a6 |
14 | c1573d4 |
15 | 7ee8d13 |
hex | 56e243e |
91104318 has 16 divisors (see below), whose sum is σ = 202454160. Its totient is φ = 30368088.
The previous prime is 91104317. The next prime is 91104331. The reversal of 91104318 is 81340119.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 91104291 and 91104300.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (91104313) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 843505 + ... + 843612.
It is an arithmetic number, because the mean of its divisors is an integer number (12653385).
Almost surely, 291104318 is an apocalyptic number.
91104318 is an abundant number, since it is smaller than the sum of its proper divisors (111349842).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
91104318 is a wasteful number, since it uses less digits than its factorization.
91104318 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1687128 (or 1687122 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 27.
The square root of 91104318 is about 9544.8581969561. The cubic root of 91104318 is about 449.9659529796.
The spelling of 91104318 in words is "ninety-one million, one hundred four thousand, three hundred eighteen".
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