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84089802 = 23107130981
BaseRepresentation
bin1010000001100…
…01101111001010
312212020012112010
411000301233022
5133011333202
612202200350
72040515526
oct500615712
9185205463
1084089802
1143514a05
12241b30b6
1314562aa4
14b24cd86
1575b076c
hex5031bca

84089802 has 16 divisors (see below), whose sum is σ = 169752672. Its totient is φ = 27767760.

The previous prime is 84089791. The next prime is 84089807. The reversal of 84089802 is 20898048.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (84089807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64849 + ... + 66132.

It is an arithmetic number, because the mean of its divisors is an integer number (10609542).

Almost surely, 284089802 is an apocalyptic number.

84089802 is an abundant number, since it is smaller than the sum of its proper divisors (85662870).

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

84089802 is a wasteful number, since it uses less digits than its factorization.

84089802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131093.

The product of its (nonzero) digits is 36864, while the sum is 39.

The square root of 84089802 is about 9170.0491819837. The cubic root of 84089802 is about 438.1079256989.

The spelling of 84089802 in words is "eighty-four million, eighty-nine thousand, eight hundred two".

Divisors: 1 2 3 6 107 214 321 642 130981 261962 392943 785886 14014967 28029934 42044901 84089802