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253024325 = 5231417963
BaseRepresentation
bin11110001010011…
…01100001000101
3122122002222010022
433011031201011
51004233234300
641035104525
76161446151
oct1705154105
9578088108
10253024325
1111a909a14
12708a2145
1340561148
1425866061
1517330285
hexf14d845

253024325 has 24 divisors (see below), whose sum is σ = 331812096. Its totient is φ = 191088000.

The previous prime is 253024319. The next prime is 253024327. The reversal of 253024325 is 523420352.

It is not a de Polignac number, because 253024325 - 28 = 253024069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 253024294 and 253024303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253024327) 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, 27794 + ... + 35756.

It is an arithmetic number, because the mean of its divisors is an integer number (13825504).

Almost surely, 2253024325 is an apocalyptic number.

253024325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

253024325 is a deficient number, since it is larger than the sum of its proper divisors (78787771).

253024325 is a wasteful number, since it uses less digits than its factorization.

253024325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8045 (or 8040 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 253024325 is about 15906.7383520318. The cubic root of 253024325 is about 632.4906235754.

Adding to 253024325 its reverse (523420352), we get a palindrome (776444677).

The spelling of 253024325 in words is "two hundred fifty-three million, twenty-four thousand, three hundred twenty-five".

Divisors: 1 5 25 31 41 155 205 775 1025 1271 6355 7963 31775 39815 199075 246853 326483 1234265 1632415 6171325 8162075 10120973 50604865 253024325