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84175053 = 3791732053
BaseRepresentation
bin1010000010001…
…10100011001101
312212101112110120
411001012203031
5133022100203
612204055153
72041322214
oct501064315
9185345416
1084175053
1143572a66
12242344b9
1314592831
14b27207b
1575cab53
hex50468cd

84175053 has 16 divisors (see below), whose sum is σ = 114366720. Its totient is φ = 55059264.

The previous prime is 84175051. The next prime is 84175067. The reversal of 84175053 is 35057148.

It is not a de Polignac number, because 84175053 - 21 = 84175051 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84175051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39975 + ... + 42027.

It is an arithmetic number, because the mean of its divisors is an integer number (7147920).

Almost surely, 284175053 is an apocalyptic number.

It is an amenable number.

84175053 is a deficient number, since it is larger than the sum of its proper divisors (30191667).

84175053 is a wasteful number, since it uses less digits than its factorization.

84175053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2308.

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 84175053 is about 9174.6963437489. The cubic root of 84175053 is about 438.2559282840.

The spelling of 84175053 in words is "eighty-four million, one hundred seventy-five thousand, fifty-three".

Divisors: 1 3 79 173 237 519 2053 6159 13667 41001 162187 355169 486561 1065507 28058351 84175053