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44707885 = 5531131493
BaseRepresentation
bin1010101010001…
…1000000101101
310010010101200121
42222203000231
542421123020
64234124541
71052003455
oct252430055
9103111617
1044707885
1123266772
1212b80751
139354691
145d1ad65
153dd1baa
hex2aa302d

44707885 has 16 divisors (see below), whose sum is σ = 55182384. Its totient is φ = 34757632.

The previous prime is 44707849. The next prime is 44707889. The reversal of 44707885 is 58870744.

It can be written as a sum of positive squares in 8 ways, for example, as 232324 + 44475561 = 482^2 + 6669^2 .

It is a cyclic number.

It is not a de Polignac number, because 44707885 - 27 = 44707757 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 (44707889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29199 + ... + 30691.

It is an arithmetic number, because the mean of its divisors is an integer number (3448899).

Almost surely, 244707885 is an apocalyptic number.

It is an amenable number.

44707885 is a deficient number, since it is larger than the sum of its proper divisors (10474499).

44707885 is a wasteful number, since it uses less digits than its factorization.

44707885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1664.

The product of its (nonzero) digits is 250880, while the sum is 43.

The square root of 44707885 is about 6686.3955162703. The cubic root of 44707885 is about 354.9180132032.

The spelling of 44707885 in words is "forty-four million, seven hundred seven thousand, eight hundred eighty-five".

Divisors: 1 5 53 113 265 565 1493 5989 7465 29945 79129 168709 395645 843545 8941577 44707885