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44044420411 = 79557524309
BaseRepresentation
bin101001000001010000…
…001000010100111011
311012200112100101022001
4221001100020110323
51210200332423121
632122252441431
73116314252645
oct510120102473
9135615311261
1044044420411
1117751a21a52
128652479277
1341cbc57834
1421bb7a5895
15122bad3991
hexa4140853b

44044420411 has 4 divisors (see below), whose sum is σ = 44601944800. Its totient is φ = 43486896024.

The previous prime is 44044420373. The next prime is 44044420439. The reversal of 44044420411 is 11402444044.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44044420411 - 213 = 44044412219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44044420411.

It is not an unprimeable number, because it can be changed into a prime (44044420111) 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, 278762076 + ... + 278762233.

It is an arithmetic number, because the mean of its divisors is an integer number (11150486200).

Almost surely, 244044420411 is an apocalyptic number.

44044420411 is a deficient number, since it is larger than the sum of its proper divisors (557524389).

44044420411 is an equidigital number, since it uses as much as digits as its factorization.

44044420411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557524388.

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 44044420411 its reverse (11402444044), we get a palindrome (55446864455).

The spelling of 44044420411 in words is "forty-four billion, forty-four million, four hundred twenty thousand, four hundred eleven".

Divisors: 1 79 557524309 44044420411