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253013454 = 23214056303
BaseRepresentation
bin11110001010010…
…10110111001110
3122122002102012200
433011022313032
51004232412304
641034542330
76161402361
oct1705126716
9578072180
10253013454
1111a901831
12708979a6
1340559205
14258620d8
151732be39
hexf14adce

253013454 has 12 divisors (see below), whose sum is σ = 548195856. Its totient is φ = 84337812.

The previous prime is 253013447. The next prime is 253013461. The reversal of 253013454 is 454310352.

It is an interprime number because it is at equal distance from previous prime (253013447) and next prime (253013461).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7028134 + ... + 7028169.

It is an arithmetic number, because the mean of its divisors is an integer number (45682988).

Almost surely, 2253013454 is an apocalyptic number.

253013454 is an abundant number, since it is smaller than the sum of its proper divisors (295182402).

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

253013454 is a wasteful number, since it uses less digits than its factorization.

253013454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14056311 (or 14056308 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 253013454 is about 15906.3966378310. The cubic root of 253013454 is about 632.4815652842.

The spelling of 253013454 in words is "two hundred fifty-three million, thirteen thousand, four hundred fifty-four".

Divisors: 1 2 3 6 9 18 14056303 28112606 42168909 84337818 126506727 253013454