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44353130957 = 55621797417
BaseRepresentation
bin101001010011101001…
…110001000111001101
311020111001020111112222
4221103221301013031
51211313400142312
632213041305125
73130053251462
oct512351610715
9136431214488
1044353130957
11178a0205833
1287199351a5
13424abb52b5
14220a7a5669
151248c63672
hexa53a711cd

44353130957 has 4 divisors (see below), whose sum is σ = 44353983996. Its totient is φ = 44352277920.

The previous prime is 44353130911. The next prime is 44353130993. The reversal of 44353130957 is 75903135344.

44353130957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15473867236 + 28879263721 = 124394^2 + 169939^2 .

It is a cyclic number.

It is not a de Polignac number, because 44353130957 - 212 = 44353126861 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 (44353120957) 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, 343088 + ... + 454329.

It is an arithmetic number, because the mean of its divisors is an integer number (11088495999).

Almost surely, 244353130957 is an apocalyptic number.

It is an amenable number.

44353130957 is a deficient number, since it is larger than the sum of its proper divisors (853039).

44353130957 is an equidigital number, since it uses as much as digits as its factorization.

44353130957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853038.

The product of its (nonzero) digits is 680400, while the sum is 44.

The spelling of 44353130957 in words is "forty-four billion, three hundred fifty-three million, one hundred thirty thousand, nine hundred fifty-seven".

Divisors: 1 55621 797417 44353130957