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253862084 = 2279066503
BaseRepresentation
bin11110010000110…
…10000011000100
3122200200112022102
433020122003010
51004442041314
641105051232
76201535460
oct1710320304
9580615272
10253862084
11120331383
1271026b18
1340795568
1425a034a0
15174485de
hexf21a0c4

253862084 has 12 divisors (see below), whose sum is σ = 507724224. Its totient is φ = 108798024.

The previous prime is 253862051. The next prime is 253862107. The reversal of 253862084 is 480268352.

253862084 is an admirable number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 4533224 + ... + 4533279.

It is an arithmetic number, because the mean of its divisors is an integer number (42310352).

Almost surely, 2253862084 is an apocalyptic number.

It is an amenable number.

253862084 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253862084 is a wasteful number, since it uses less digits than its factorization.

253862084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9066514 (or 9066512 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 253862084 is about 15933.0500532698. The cubic root of 253862084 is about 633.1879096087.

The spelling of 253862084 in words is "two hundred fifty-three million, eight hundred sixty-two thousand, eighty-four".

Divisors: 1 2 4 7 14 28 9066503 18133006 36266012 63465521 126931042 253862084