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84583825 = 528234111
BaseRepresentation
bin1010000101010…
…10010110010001
312220011022012021
411002222112101
5133123140300
612220531441
72044644034
oct502522621
9186138167
1084583825
1143822097
12243b0b81
13146a6901
14b33b01b
15765bd1a
hex50aa591

84583825 has 12 divisors (see below), whose sum is σ = 105036928. Its totient is φ = 67568400.

The previous prime is 84583817. The next prime is 84583843. The reversal of 84583825 is 52838548.

It is not a de Polignac number, because 84583825 - 23 = 84583817 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 18520 + ... + 22630.

Almost surely, 284583825 is an apocalyptic number.

It is an amenable number.

84583825 is a deficient number, since it is larger than the sum of its proper divisors (20453103).

84583825 is a wasteful number, since it uses less digits than its factorization.

84583825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4944 (or 4939 counting only the distinct ones).

The product of its digits is 307200, while the sum is 43.

The square root of 84583825 is about 9196.9465041393. The cubic root of 84583825 is about 438.9642044070.

The spelling of 84583825 in words is "eighty-four million, five hundred eighty-three thousand, eight hundred twenty-five".

Divisors: 1 5 25 823 4111 4115 20555 20575 102775 3383353 16916765 84583825