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84984801 = 3112575297
BaseRepresentation
bin1010001000011…
…00001111100001
312220220200020020
411010030033201
5133224003201
612233304053
72051234046
oct504141741
9186820206
1084984801
1143a76380
1224565029
13147b7285
14b4031cd
1576daa36
hex510c3e1

84984801 has 8 divisors (see below), whose sum is σ = 123614304. Its totient is φ = 51505920.

The previous prime is 84984791. The next prime is 84984817. The reversal of 84984801 is 10848948.

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

It is not a de Polignac number, because 84984801 - 26 = 84984737 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (84984871) 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, 1287616 + ... + 1287681.

It is an arithmetic number, because the mean of its divisors is an integer number (15451788).

Almost surely, 284984801 is an apocalyptic number.

It is an amenable number.

84984801 is a deficient number, since it is larger than the sum of its proper divisors (38629503).

84984801 is a wasteful number, since it uses less digits than its factorization.

84984801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2575311.

The product of its (nonzero) digits is 73728, while the sum is 42.

The square root of 84984801 is about 9218.7201389347. The cubic root of 84984801 is about 439.6567588245.

The spelling of 84984801 in words is "eighty-four million, nine hundred eighty-four thousand, eight hundred one".

Divisors: 1 3 11 33 2575297 7725891 28328267 84984801