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84079297 = 1718112731
BaseRepresentation
bin1010000001011…
…11001011000001
312212012200010001
411000233023001
5133011014142
612202040001
72040443101
oct500571301
9185180101
1084079297
1143508025
12241a9001
131455b083
14b249201
1575ac5b7
hex502f2c1

84079297 has 8 divisors (see below), whose sum is σ = 89106912. Its totient is φ = 79060800.

The previous prime is 84079277. The next prime is 84079301. The reversal of 84079297 is 79297048.

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

It is a cyclic number.

It is not a de Polignac number, because 84079297 - 27 = 84079169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84079267) 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 7 ways as a sum of consecutive naturals, for example, 29422 + ... + 32152.

It is an arithmetic number, because the mean of its divisors is an integer number (11138364).

Almost surely, 284079297 is an apocalyptic number.

It is an amenable number.

84079297 is a deficient number, since it is larger than the sum of its proper divisors (5027615).

84079297 is a wasteful number, since it uses less digits than its factorization.

84079297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4559.

The product of its (nonzero) digits is 254016, while the sum is 46.

The square root of 84079297 is about 9169.4763754535. The cubic root of 84079297 is about 438.0896812534.

It can be divided in two parts, 840792 and 97, that added together give a square (840889 = 9172).

The spelling of 84079297 in words is "eighty-four million, seventy-nine thousand, two hundred ninety-seven".

Divisors: 1 17 1811 2731 30787 46427 4945841 84079297