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84854343 = 374040683
BaseRepresentation
bin1010000111011…
…00011001000111
312220200001021110
411003230121013
5133210314333
612230420103
72050151520
oct503543107
9186601243
1084854343
1143997362
1224501633
131476ca92
14b3ab847
1576b2063
hex50ec647

84854343 has 8 divisors (see below), whose sum is σ = 129301888. Its totient is φ = 48488184.

The previous prime is 84854311. The next prime is 84854353. The reversal of 84854343 is 34345848.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 84854343 - 25 = 84854311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84854353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2020321 + ... + 2020362.

It is an arithmetic number, because the mean of its divisors is an integer number (16162736).

Almost surely, 284854343 is an apocalyptic number.

84854343 is a deficient number, since it is larger than the sum of its proper divisors (44447545).

84854343 is a wasteful number, since it uses less digits than its factorization.

84854343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4040693.

The product of its digits is 184320, while the sum is 39.

The square root of 84854343 is about 9211.6417103576. The cubic root of 84854343 is about 439.4316749869.

The spelling of 84854343 in words is "eighty-four million, eight hundred fifty-four thousand, three hundred forty-three".

Divisors: 1 3 7 21 4040683 12122049 28284781 84854343