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83055875 = 537234127
BaseRepresentation
bin1001111001101…
…01010100000011
312210021200020112
410330311110003
5132230242000
612124101535
72025651260
oct474652403
9183250215
1083055875
1142979121
12239948ab
13142902b6
14b060267
157459235
hex4f35503

83055875 has 32 divisors (see below), whose sum is σ = 123641856. Its totient is φ = 54463200.

The previous prime is 83055857. The next prime is 83055877. The reversal of 83055875 is 57855038.

It is not a de Polignac number, because 83055875 - 26 = 83055811 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83055877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18062 + ... + 22188.

It is an arithmetic number, because the mean of its divisors is an integer number (3863808).

Almost surely, 283055875 is an apocalyptic number.

83055875 is a deficient number, since it is larger than the sum of its proper divisors (40585981).

83055875 is a wasteful number, since it uses less digits than its factorization.

83055875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4172 (or 4162 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 41.

The square root of 83055875 is about 9113.4996022384. The cubic root of 83055875 is about 436.3049290036.

The spelling of 83055875 in words is "eighty-three million, fifty-five thousand, eight hundred seventy-five".

Divisors: 1 5 7 23 25 35 115 125 161 175 575 805 875 2875 4025 4127 20125 20635 28889 94921 103175 144445 474605 515875 664447 722225 2373025 3322235 3611125 11865125 16611175 83055875