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83757239044 = 2247874374203
BaseRepresentation
bin100111000000001010…
…0100000101100000100
322000012012000121000121
41032000110200230010
52333013323122134
6102251052151324
76023403533203
oct1160024405404
9260165017017
1083757239044
1132580861416
1214296168544
137b8a679a9b
1440a7b7923a
1522a328eab4
hex1380520b04

83757239044 has 12 divisors (see below), whose sum is σ = 146605821264. Its totient is φ = 41869861544.

The previous prime is 83757239009. The next prime is 83757239077. The reversal of 83757239044 is 44093275738.

It is a junction number, because it is equal to n+sod(n) for n = 83757238982 and 83757239000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2167954 + ... + 2206249.

It is an arithmetic number, because the mean of its divisors is an integer number (12217151772).

Almost surely, 283757239044 is an apocalyptic number.

It is an amenable number.

83757239044 is a deficient number, since it is larger than the sum of its proper divisors (62848582220).

83757239044 is a wasteful number, since it uses less digits than its factorization.

83757239044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4378994 (or 4378992 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 52.

The spelling of 83757239044 in words is "eighty-three billion, seven hundred fifty-seven million, two hundred thirty-nine thousand, forty-four".

Divisors: 1 2 4 4787 9574 19148 4374203 8748406 17496812 20939309761 41878619522 83757239044