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83875383 = 329319487
BaseRepresentation
bin1001111111111…
…01011000110111
312211211022101200
410333331120313
5132433003013
612153423543
72035633434
oct477753067
9184738350
1083875383
11433888a9
122410abb3
13144b9307
14b1d4b8b
15756be73
hex4ffd637

83875383 has 6 divisors (see below), whose sum is σ = 121153344. Its totient is φ = 55916916.

The previous prime is 83875369. The next prime is 83875423. The reversal of 83875383 is 38357838.

It is a happy number.

It is not a de Polignac number, because 83875383 - 212 = 83871287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83875303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4659735 + ... + 4659752.

It is an arithmetic number, because the mean of its divisors is an integer number (20192224).

Almost surely, 283875383 is an apocalyptic number.

83875383 is a deficient number, since it is larger than the sum of its proper divisors (37277961).

83875383 is a wasteful number, since it uses less digits than its factorization.

83875383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9319493 (or 9319490 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 83875383 is about 9158.3504519100. The cubic root of 83875383 is about 437.7352343676.

The spelling of 83875383 in words is "eighty-three million, eight hundred seventy-five thousand, three hundred eighty-three".

Divisors: 1 3 9 9319487 27958461 83875383