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83074086 = 234512803
BaseRepresentation
bin1001111001110…
…01110000100110
312210022121020000
410330321300212
5132231332321
612124322130
72026055334
oct474716046
9183277200
1083074086
1142990877
12239a3346
1314298684
14b066b54
15745e826
hex4f39c26

83074086 has 20 divisors (see below), whose sum is σ = 186147852. Its totient is φ = 27691308.

The previous prime is 83074063. The next prime is 83074111. The reversal of 83074086 is 68047038.

It is a self number, because there is not a number n which added to its sum of digits gives 83074086.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 256240 + ... + 256563.

Almost surely, 283074086 is an apocalyptic number.

83074086 is an abundant number, since it is smaller than the sum of its proper divisors (103073766).

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

83074086 is a wasteful number, since it uses less digits than its factorization.

83074086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512817 (or 512808 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 83074086 is about 9114.4986697020. The cubic root of 83074086 is about 436.3368150418.

The spelling of 83074086 in words is "eighty-three million, seventy-four thousand, eighty-six".

Divisors: 1 2 3 6 9 18 27 54 81 162 512803 1025606 1538409 3076818 4615227 9230454 13845681 27691362 41537043 83074086