Base | Representation |
---|---|
bin | 1010110000110… |
… | …1011111111101 |
3 | 10010221120000021 |
4 | 2230031133331 |
5 | 43024102221 |
6 | 4251332141 |
7 | 1055501224 |
oct | 254153775 |
9 | 103846007 |
10 | 45144061 |
11 | 23534446 |
12 | 13151051 |
13 | 9478081 |
14 | 5dd1cbb |
15 | 3e6b041 |
hex | 2b0d7fd |
45144061 has 8 divisors (see below), whose sum is σ = 47927160. Its totient is φ = 42375168.
The previous prime is 45144059. The next prime is 45144089. The reversal of 45144061 is 16044154.
It can be written as a sum of positive squares in 4 ways, for example, as 23707161 + 21436900 = 4869^2 + 4630^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 45144061 - 21 = 45144059 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45144661) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3405 + ... + 10093.
It is an arithmetic number, because the mean of its divisors is an integer number (5990895).
Almost surely, 245144061 is an apocalyptic number.
It is an amenable number.
45144061 is a deficient number, since it is larger than the sum of its proper divisors (2783099).
45144061 is a wasteful number, since it uses less digits than its factorization.
45144061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7103.
The product of its (nonzero) digits is 1920, while the sum is 25.
The square root of 45144061 is about 6718.9330254141. The cubic root of 45144061 is about 356.0684888009.
The spelling of 45144061 in words is "forty-five million, one hundred forty-four thousand, sixty-one".
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