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44662540013 = 7133931124853
BaseRepresentation
bin101001100110000110…
…000100011011101101
311021021121110002222122
4221212012010123231
51212432102240023
632303453122325
73140531216630
oct514606043355
9137247402878
1044662540013
1117a399263a3
1287a54893a5
13429a028990
142239907c17
151265ed02c8
hexa661846ed

44662540013 has 16 divisors (see below), whose sum is σ = 54983703936. Its totient is φ = 35328121920.

The previous prime is 44662540001. The next prime is 44662540031. The reversal of 44662540013 is 31004526644.

It is not a de Polignac number, because 44662540013 - 212 = 44662535917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44662140013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 295295 + ... + 420147.

It is an arithmetic number, because the mean of its divisors is an integer number (3436481496).

Almost surely, 244662540013 is an apocalyptic number.

It is an amenable number.

44662540013 is a deficient number, since it is larger than the sum of its proper divisors (10321163923).

44662540013 is a wasteful number, since it uses less digits than its factorization.

44662540013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128804.

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 44662540013 in words is "forty-four billion, six hundred sixty-two million, five hundred forty thousand, thirteen".

Divisors: 1 7 13 91 3931 27517 51103 124853 357721 873971 1623089 11361623 490797143 3435580001 6380362859 44662540013