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252580983 = 384193661
BaseRepresentation
bin11110000111000…
…01010001110111
3122121021102222020
433003201101313
51004130042413
641021404223
76154621464
oct1703412167
9577242866
10252580983
1111a636916
1270709673
1340437405
142578c66b
1517293c23
hexf0e1477

252580983 has 4 divisors (see below), whose sum is σ = 336774648. Its totient is φ = 168387320.

The previous prime is 252580973. The next prime is 252581023. The reversal of 252580983 is 389085252.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 252580983 - 24 = 252580967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252580903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42096828 + ... + 42096833.

It is an arithmetic number, because the mean of its divisors is an integer number (84193662).

Almost surely, 2252580983 is an apocalyptic number.

252580983 is a deficient number, since it is larger than the sum of its proper divisors (84193665).

252580983 is an equidigital number, since it uses as much as digits as its factorization.

252580983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84193664.

The product of its (nonzero) digits is 172800, while the sum is 42.

The square root of 252580983 is about 15892.7965758075. The cubic root of 252580983 is about 632.1209969358.

The spelling of 252580983 in words is "two hundred fifty-two million, five hundred eighty thousand, nine hundred eighty-three".

Divisors: 1 3 84193661 252580983