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44494160 = 245556177
BaseRepresentation
bin1010100110111…
…0110101010000
310002201112111212
42221232311100
542342303120
64225355252
71050123404
oct251566520
9102645455
1044494160
1123130137
1212a98b28
1392ab309
145ca3104
153d8d6c5
hex2a6ed50

44494160 has 20 divisors (see below), whose sum is σ = 103449108. Its totient is φ = 17797632.

The previous prime is 44494147. The next prime is 44494169. The reversal of 44494160 is 6149444.

44494160 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 17909824 + 26584336 = 4232^2 + 5156^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44494169) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 278009 + ... + 278168.

Almost surely, 244494160 is an apocalyptic number.

44494160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44494160 is an abundant number, since it is smaller than the sum of its proper divisors (58954948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44494160 is a wasteful number, since it uses less digits than its factorization.

44494160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556190 (or 556184 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 44494160 is about 6670.3942911945. The cubic root of 44494160 is about 354.3515504973.

The spelling of 44494160 in words is "forty-four million, four hundred ninety-four thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 556177 1112354 2224708 2780885 4449416 5561770 8898832 11123540 22247080 44494160