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253255075 = 5231132573
BaseRepresentation
bin11110001100001…
…01110110100011
3122122112200122121
433012011312203
51004313130300
641044045111
76163426663
oct1706056643
9578480577
10253255075
1111aa57317
1270993797
1340612198
14258c61a3
151737881a
hexf185da3

253255075 has 12 divisors (see below), whose sum is σ = 315055728. Its totient is φ = 201946400.

The previous prime is 253255063. The next prime is 253255087. The reversal of 253255075 is 570552352.

It is an interprime number because it is at equal distance from previous prime (253255063) and next prime (253255087).

It is not a de Polignac number, because 253255075 - 25 = 253255043 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 253255075.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8512 + ... + 24061.

It is an arithmetic number, because the mean of its divisors is an integer number (26254644).

Almost surely, 2253255075 is an apocalyptic number.

253255075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

253255075 is a deficient number, since it is larger than the sum of its proper divisors (61800653).

253255075 is a wasteful number, since it uses less digits than its factorization.

253255075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32894 (or 32889 counting only the distinct ones).

The product of its (nonzero) digits is 52500, while the sum is 34.

The square root of 253255075 is about 15913.9899145375. The cubic root of 253255075 is about 632.6828354869.

The spelling of 253255075 in words is "two hundred fifty-three million, two hundred fifty-five thousand, seventy-five".

Divisors: 1 5 25 311 1555 7775 32573 162865 814325 10130203 50651015 253255075