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253041201 = 3275577211
BaseRepresentation
bin11110001010100…
…01101000110001
3122122010211021100
433011101220301
51004234304301
641035315013
76161546310
oct1705215061
9578124240
10253041201
1111a920666
12708aba69
1340568a2a
142586c277
1517335286
hexf151a31

253041201 has 24 divisors (see below), whose sum is σ = 418526784. Its totient is φ = 144315360.

The previous prime is 253041169. The next prime is 253041227. The reversal of 253041201 is 102140352.

253041201 is a `hidden beast` number, since 253 + 0 + 412 + 0 + 1 = 666.

It is not a de Polignac number, because 253041201 - 25 = 253041169 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (253041301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31486 + ... + 38696.

It is an arithmetic number, because the mean of its divisors is an integer number (17438616).

Almost surely, 2253041201 is an apocalyptic number.

253041201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

253041201 is a deficient number, since it is larger than the sum of its proper divisors (165485583).

253041201 is a wasteful number, since it uses less digits than its factorization.

253041201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7781 (or 7778 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 253041201 is about 15907.2688102012. The cubic root of 253041201 is about 632.5046850356.

Adding to 253041201 its reverse (102140352), we get a palindrome (355181553).

The spelling of 253041201 in words is "two hundred fifty-three million, forty-one thousand, two hundred one".

Divisors: 1 3 7 9 21 63 557 1671 3899 5013 7211 11697 21633 35091 50477 64899 151431 454293 4016527 12049581 28115689 36148743 84347067 253041201