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84053379 = 328017793
BaseRepresentation
bin1010000001010…
…00110110000011
312212011100120010
411000220312003
5133004202004
612201320003
72040304404
oct500506603
9185140503
1084053379
114349a603
1224196003
131454c337
14b23d9ab
1575a4a89
hex5028d83

84053379 has 4 divisors (see below), whose sum is σ = 112071176. Its totient is φ = 56035584.

The previous prime is 84053377. The next prime is 84053401. The reversal of 84053379 is 97335048.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 84053379 - 21 = 84053377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84053371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14008894 + ... + 14008899.

It is an arithmetic number, because the mean of its divisors is an integer number (28017794).

Almost surely, 284053379 is an apocalyptic number.

84053379 is a deficient number, since it is larger than the sum of its proper divisors (28017797).

84053379 is a wasteful number, since it uses less digits than its factorization.

84053379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28017796.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 84053379 is about 9168.0629906213. The cubic root of 84053379 is about 438.0446619456.

The spelling of 84053379 in words is "eighty-four million, fifty-three thousand, three hundred seventy-nine".

Divisors: 1 3 28017793 84053379