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84205353 = 332718581
BaseRepresentation
bin1010000010011…
…01111100101001
312212110002000210
411001031330221
5133024032403
612204451333
72041506441
oct501157451
9185402023
1084205353
1143593801
1224249b49
13145a356b
14b27d121
1575d4b03
hex504df29

84205353 has 8 divisors (see below), whose sum is σ = 112321216. Its totient is φ = 56113200.

The previous prime is 84205343. The next prime is 84205367. The reversal of 84205353 is 35350248.

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

It is not a de Polignac number, because 84205353 - 24 = 84205337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84205353.

It is not an unprimeable number, because it can be changed into a prime (84205313) 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, 5523 + ... + 14103.

It is an arithmetic number, because the mean of its divisors is an integer number (14040152).

Almost surely, 284205353 is an apocalyptic number.

It is an amenable number.

84205353 is a deficient number, since it is larger than the sum of its proper divisors (28115863).

84205353 is a wasteful number, since it uses less digits than its factorization.

84205353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11855.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 84205353 is about 9176.3474759841. The cubic root of 84205353 is about 438.3085074475.

The spelling of 84205353 in words is "eighty-four million, two hundred five thousand, three hundred fifty-three".

Divisors: 1 3 3271 8581 9813 25743 28068451 84205353