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253252101 = 3711188977
BaseRepresentation
bin11110001100001…
…01001000000101
3122122112112120110
433012011020011
51004313031401
641044023233
76163415214
oct1706051005
9578475513
10253252101
1111aa55063
1270991b19
1340610a1b
14258c507b
15173779d6
hexf185205

253252101 has 8 divisors (see below), whose sum is σ = 342425664. Its totient is φ = 166456640.

The previous prime is 253252067. The next prime is 253252133. The reversal of 253252101 is 101252352.

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

It is a cyclic number.

It is not a de Polignac number, because 253252101 - 213 = 253243909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253252141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 594276 + ... + 594701.

It is an arithmetic number, because the mean of its divisors is an integer number (42803208).

Almost surely, 2253252101 is an apocalyptic number.

It is an amenable number.

253252101 is a deficient number, since it is larger than the sum of its proper divisors (89173563).

253252101 is a wasteful number, since it uses less digits than its factorization.

253252101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189051.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 253252101 is about 15913.8964744653. The cubic root of 253252101 is about 632.6803589243.

The spelling of 253252101 in words is "two hundred fifty-three million, two hundred fifty-two thousand, one hundred one".

Divisors: 1 3 71 213 1188977 3566931 84417367 253252101