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253255083 = 3711188991
BaseRepresentation
bin11110001100001…
…01110110101011
3122122112200122220
433012011312223
51004313130313
641044045123
76163430004
oct1706056653
9578480586
10253255083
1111aa57324
12709937a3
13406121a3
14258c61ab
1517378823
hexf185dab

253255083 has 8 divisors (see below), whose sum is σ = 342429696. Its totient is φ = 166458600.

The previous prime is 253255063. The next prime is 253255087. The reversal of 253255083 is 380552352.

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

It is not a de Polignac number, because 253255083 - 221 = 251157931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253255087) 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, 594283 + ... + 594708.

It is an arithmetic number, because the mean of its divisors is an integer number (42803712).

Almost surely, 2253255083 is an apocalyptic number.

253255083 is a deficient number, since it is larger than the sum of its proper divisors (89174613).

253255083 is a wasteful number, since it uses less digits than its factorization.

253255083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189065.

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 253255083 is about 15913.9901658886. The cubic root of 253255083 is about 632.6828421487.

The spelling of 253255083 in words is "two hundred fifty-three million, two hundred fifty-five thousand, eighty-three".

Divisors: 1 3 71 213 1188991 3566973 84418361 253255083