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444725042 = 2443501947
BaseRepresentation
bin11010100000011…
…111011100110010
31010222211101001212
4122200133130302
51402322200132
6112044000122
714010046316
oct3240373462
91128741055
10444725042
11209043563
12104b30042
13711a0a18
14430c7b46
152909a5b2
hex1a81f732

444725042 has 8 divisors (see below), whose sum is σ = 668594736. Its totient is φ = 221860132.

The previous prime is 444725041. The next prime is 444725053. The reversal of 444725042 is 240527444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (444725041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250088 + ... + 251859.

It is an arithmetic number, because the mean of its divisors is an integer number (83574342).

Almost surely, 2444725042 is an apocalyptic number.

444725042 is a deficient number, since it is larger than the sum of its proper divisors (223869694).

444725042 is a wasteful number, since it uses less digits than its factorization.

444725042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502392.

The product of its (nonzero) digits is 35840, while the sum is 32.

The square root of 444725042 is about 21088.5049730890. The cubic root of 444725042 is about 763.3033965915.

The spelling of 444725042 in words is "four hundred forty-four million, seven hundred twenty-five thousand, forty-two".

Divisors: 1 2 443 886 501947 1003894 222362521 444725042