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253883883 = 31116574643
BaseRepresentation
bin11110010000111…
…11010111101011
3122200201122012210
433020133113223
51004443241013
641105340203
76201656151
oct1710372753
9580648183
10253883883
111203467a0
1271037663
13407a2466
1425a0b3d1
151744ecc3
hexf21f5eb

253883883 has 16 divisors (see below), whose sum is σ = 369588096. Its totient is φ = 153743040.

The previous prime is 253883881. The next prime is 253883897. The reversal of 253883883 is 388388352.

It is not a de Polignac number, because 253883883 - 21 = 253883881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253883881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52360 + ... + 57002.

It is an arithmetic number, because the mean of its divisors is an integer number (23099256).

Almost surely, 2253883883 is an apocalyptic number.

253883883 is a deficient number, since it is larger than the sum of its proper divisors (115704213).

253883883 is a wasteful number, since it uses less digits than its factorization.

253883883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6314.

The product of its digits is 1105920, while the sum is 48.

The square root of 253883883 is about 15933.7341197850. The cubic root of 253883883 is about 633.2060329246.

The spelling of 253883883 in words is "two hundred fifty-three million, eight hundred eighty-three thousand, eight hundred eighty-three".

Divisors: 1 3 11 33 1657 4643 4971 13929 18227 51073 54681 153219 7693451 23080353 84627961 253883883