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19432072083 = 323385932363
BaseRepresentation
bin10010000110001111…
…011110001110010011
31212011020212112121110
4102012033132032103
5304244102301313
612532120424403
71255354613244
oct220617361623
955136775543
1019432072083
118271997406
123923918103
131aa8b2b208
14d24acaccb
1578ae85ec3
hex4863de393

19432072083 has 16 divisors (see below), whose sum is σ = 26051725440. Its totient is φ = 12883700544.

The previous prime is 19432072063. The next prime is 19432072087. The reversal of 19432072083 is 38027023491.

It is not a de Polignac number, because 19432072083 - 210 = 19432071059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (19432072087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 584260 + ... + 616622.

It is an arithmetic number, because the mean of its divisors is an integer number (1628232840).

Almost surely, 219432072083 is an apocalyptic number.

19432072083 is a deficient number, since it is larger than the sum of its proper divisors (6619653357).

19432072083 is a wasteful number, since it uses less digits than its factorization.

19432072083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33458.

The product of its (nonzero) digits is 72576, while the sum is 39.

The spelling of 19432072083 in words is "nineteen billion, four hundred thirty-two million, seventy-two thousand, eighty-three".

Divisors: 1 3 233 699 859 2577 32363 97089 200147 600441 7540579 22621737 27799817 83399451 6477357361 19432072083