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83080135075 = 527474743629
BaseRepresentation
bin100110101011111110…
…1100100000110100011
321221102222221010222211
41031113331210012203
52330122003310300
6102055543342551
76000542332150
oct1152775440643
9257388833884
1083080135075
1132263630163
1214127451a57
137ab02c6052
144041c81227
152263ae14ba
hex1357f641a3

83080135075 has 12 divisors (see below), whose sum is σ = 117736420240. Its totient is φ = 56969235360.

The previous prime is 83080135069. The next prime is 83080135081. The reversal of 83080135075 is 57053108038.

It is an interprime number because it is at equal distance from previous prime (83080135069) and next prime (83080135081).

It is not a de Polignac number, because 83080135075 - 211 = 83080133027 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 237371640 + ... + 237371989.

Almost surely, 283080135075 is an apocalyptic number.

83080135075 is a deficient number, since it is larger than the sum of its proper divisors (34656285165).

83080135075 is a wasteful number, since it uses less digits than its factorization.

83080135075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474743646 (or 474743641 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 40.

The spelling of 83080135075 in words is "eighty-three billion, eighty million, one hundred thirty-five thousand, seventy-five".

Divisors: 1 5 7 25 35 175 474743629 2373718145 3323205403 11868590725 16616027015 83080135075