Base | Representation |
---|---|
bin | 110110011011111… |
… | …110111000010001 |
3 | 2100122112201002000 |
4 | 312123332320101 |
5 | 3332301230410 |
6 | 230343144213 |
7 | 31426652046 |
oct | 6633767021 |
9 | 2318481060 |
10 | 913305105 |
11 | 42959a709 |
12 | 215a45069 |
13 | 1172a472b |
14 | 894211cd |
15 | 552a8dc0 |
hex | 366fee11 |
913305105 has 32 divisors (see below), whose sum is σ = 1676037120. Its totient is φ = 471381120.
The previous prime is 913305103. The next prime is 913305181. The reversal of 913305105 is 501503319.
It is not a de Polignac number, because 913305105 - 21 = 913305103 is a prime.
It is a super-2 number, since 2×9133051052 = 1668252429638122050, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (913305103) 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, 104932 + ... + 113301.
It is an arithmetic number, because the mean of its divisors is an integer number (52376160).
Almost surely, 2913305105 is an apocalyptic number.
It is an amenable number.
913305105 is a deficient number, since it is larger than the sum of its proper divisors (762732015).
913305105 is a wasteful number, since it uses less digits than its factorization.
913305105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 218278 (or 218272 counting only the distinct ones).
The product of its (nonzero) digits is 2025, while the sum is 27.
The square root of 913305105 is about 30220.9381886135. The cubic root of 913305105 is about 970.2238846236.
The spelling of 913305105 in words is "nine hundred thirteen million, three hundred five thousand, one hundred five".
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