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83080003580 = 2257593428597
BaseRepresentation
bin100110101011111110…
…1000011111111111100
321221102222200110121122
41031113331003333330
52330121440103310
6102055540450112
76000541243610
oct1152775037774
9257388613548
1083080003580
1132263550392
12141273a9938
137ab027b242
144041c49340
152263ab7555
hex1357f43ffc

83080003580 has 24 divisors (see below), whose sum is σ = 199392008928. Its totient is φ = 28484572608.

The previous prime is 83080003579. The next prime is 83080003607. The reversal of 83080003580 is 8530008038.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 83080003580.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296714159 + ... + 296714438.

It is an arithmetic number, because the mean of its divisors is an integer number (8308000372).

Almost surely, 283080003580 is an apocalyptic number.

It is an amenable number.

83080003580 is an abundant number, since it is smaller than the sum of its proper divisors (116312005348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83080003580 is a wasteful number, since it uses less digits than its factorization.

83080003580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593428613 (or 593428611 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 83080003580 in words is "eighty-three billion, eighty million, three thousand, five hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 593428597 1186857194 2373714388 2967142985 4154000179 5934285970 8308000358 11868571940 16616000716 20770000895 41540001790 83080003580