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253234239 = 3709119057
BaseRepresentation
bin11110001100000…
…00110000111111
3122122111122001220
433012000300333
51004311443424
641043404423
76163312146
oct1706006077
9578448056
10253234239
1111aa426a5
1270983713
134060585b
14258bc75d
1517372579
hexf180c3f

253234239 has 8 divisors (see below), whose sum is σ = 338124720. Its totient is φ = 168583296.

The previous prime is 253234229. The next prime is 253234273. The reversal of 253234239 is 932432352.

253234239 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 253234239 - 211 = 253232191 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253234229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57402 + ... + 61655.

It is an arithmetic number, because the mean of its divisors is an integer number (42265590).

Almost surely, 2253234239 is an apocalyptic number.

253234239 is a deficient number, since it is larger than the sum of its proper divisors (84890481).

253234239 is a wasteful number, since it uses less digits than its factorization.

253234239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119769.

The product of its digits is 38880, while the sum is 33.

The square root of 253234239 is about 15913.3352569472. The cubic root of 253234239 is about 632.6654841516.

The spelling of 253234239 in words is "two hundred fifty-three million, two hundred thirty-four thousand, two hundred thirty-nine".

Divisors: 1 3 709 2127 119057 357171 84411413 253234239