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84207102 = 2372004931
BaseRepresentation
bin1010000010011…
…10010111111110
312212110011102120
411001032113332
5133024111402
612204503410
72041514520
oct501162776
9185404376
1084207102
1143595051
122424ab66
13145a42b5
14b27da10
1575d53bc
hex504e5fe

84207102 has 16 divisors (see below), whose sum is σ = 192473472. Its totient is φ = 24059160.

The previous prime is 84207041. The next prime is 84207119. The reversal of 84207102 is 20170248.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1002424 + ... + 1002507.

It is an arithmetic number, because the mean of its divisors is an integer number (12029592).

Almost surely, 284207102 is an apocalyptic number.

84207102 is an abundant number, since it is smaller than the sum of its proper divisors (108266370).

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

84207102 is a wasteful number, since it uses less digits than its factorization.

84207102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004943.

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 84207102 is about 9176.4427748447. The cubic root of 84207102 is about 438.3115420775.

The spelling of 84207102 in words is "eighty-four million, two hundred seven thousand, one hundred two".

Divisors: 1 2 3 6 7 14 21 42 2004931 4009862 6014793 12029586 14034517 28069034 42103551 84207102