Base | Representation |
---|---|
bin | 1010110111011… |
… | …1110001000011 |
3 | 10011202200002101 |
4 | 2231313301003 |
5 | 43132014311 |
6 | 4304531231 |
7 | 1062263230 |
oct | 255676103 |
9 | 104680071 |
10 | 45579331 |
11 | 23801476 |
12 | 13320b17 |
13 | 959b225 |
14 | 60a6787 |
15 | 4004ec1 |
hex | 2b77c43 |
45579331 has 32 divisors (see below), whose sum is σ = 56770560. Its totient is φ = 35769600.
The previous prime is 45579283. The next prime is 45579361. The reversal of 45579331 is 13397554.
It is a 8-Lehmer number, since φ(45579331) divides (45579331-1)8.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-45579331 is a prime.
It is a super-2 number, since 2×455793312 = 4154950828815122, which contains 22 as substring.
It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (45579361) 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, 418105 + ... + 418213.
It is an arithmetic number, because the mean of its divisors is an integer number (1774080).
Almost surely, 245579331 is an apocalyptic number.
45579331 is a gapful number since it is divisible by the number (41) formed by its first and last digit.
45579331 is a deficient number, since it is larger than the sum of its proper divisors (11191229).
45579331 is a wasteful number, since it uses less digits than its factorization.
45579331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 235.
The product of its digits is 56700, while the sum is 37.
The square root of 45579331 is about 6751.2466256240. The cubic root of 45579331 is about 357.2092107800.
The spelling of 45579331 in words is "forty-five million, five hundred seventy-nine thousand, three hundred thirty-one".
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