Base | Representation |
---|---|
bin | 1001010101010… |
… | …0101001101101 |
3 | 2201122201112110 |
4 | 2111110221231 |
5 | 40010102140 |
6 | 3514554233 |
7 | 653501403 |
oct | 225245155 |
9 | 81581473 |
10 | 39144045 |
11 | 20106556 |
12 | 11138979 |
13 | 8157075 |
14 | 52ad473 |
15 | 3683380 |
hex | 2554a6d |
39144045 has 32 divisors (see below), whose sum is σ = 66189312. Its totient is φ = 19714112.
The previous prime is 39144023. The next prime is 39144071. The reversal of 39144045 is 54044193.
39144045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 39144045 - 26 = 39143981 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27952 + ... + 29318.
It is an arithmetic number, because the mean of its divisors is an integer number (2068416).
Almost surely, 239144045 is an apocalyptic number.
It is an amenable number.
39144045 is a deficient number, since it is larger than the sum of its proper divisors (27045267).
39144045 is a wasteful number, since it uses less digits than its factorization.
39144045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1481.
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 39144045 is about 6256.5201989604. The cubic root of 39144045 is about 339.5381416353.
The spelling of 39144045 in words is "thirty-nine million, one hundred forty-four thousand, forty-five".
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