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83291329059 = 3192379804211
BaseRepresentation
bin100110110010010001…
…1001101001000100011
321221222201022220200020
41031210203031020203
52331040040012214
6102132530124523
76006015421101
oct1154443151043
9257881286606
1083291329059
1132361869344
1214186120743
137b14c9c4c3
144061d38c71
15227740c4a9
hex13648cd223

83291329059 has 32 divisors (see below), whose sum is σ = 123526963200. Its totient is φ = 49680876960.

The previous prime is 83291329049. The next prime is 83291329067. The reversal of 83291329059 is 95092319238.

It is not a de Polignac number, because 83291329059 - 25 = 83291329027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83291329049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 298537 + ... + 505674.

It is an arithmetic number, because the mean of its divisors is an integer number (3860217600).

Almost surely, 283291329059 is an apocalyptic number.

83291329059 is a deficient number, since it is larger than the sum of its proper divisors (40235634141).

83291329059 is a wasteful number, since it uses less digits than its factorization.

83291329059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804335.

The product of its (nonzero) digits is 1049760, while the sum is 51.

The spelling of 83291329059 in words is "eighty-three billion, two hundred ninety-one million, three hundred twenty-nine thousand, fifty-nine".

Divisors: 1 3 19 23 57 69 79 237 437 1311 1501 1817 4503 5451 34523 103569 804211 2412633 15280009 18496853 45840027 55490559 63532669 190598007 351440207 1054320621 1207120711 1461251387 3621362133 4383754161 27763776353 83291329059