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252685483 = 919274957
BaseRepresentation
bin11110000111110…
…10110010101011
3122121110202022121
433003322302223
51004141413413
641023532111
76155535241
oct1703726253
9577422277
10252685483
1111a6a8386
127075a037
1340472b4b
14257b8791
15172b4b8d
hexf0facab

252685483 has 4 divisors (see below), whose sum is σ = 252961360. Its totient is φ = 252409608.

The previous prime is 252685457. The next prime is 252685513. The reversal of 252685483 is 384586252.

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 252685483 - 25 = 252685451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252685183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136560 + ... + 138397.

It is an arithmetic number, because the mean of its divisors is an integer number (63240340).

Almost surely, 2252685483 is an apocalyptic number.

252685483 is a deficient number, since it is larger than the sum of its proper divisors (275877).

252685483 is an equidigital number, since it uses as much as digits as its factorization.

252685483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275876.

The product of its digits is 460800, while the sum is 43.

The square root of 252685483 is about 15896.0838888073. The cubic root of 252685483 is about 632.2081604476.

The spelling of 252685483 in words is "two hundred fifty-two million, six hundred eighty-five thousand, four hundred eighty-three".

Divisors: 1 919 274957 252685483