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253234033 = 13191025239
BaseRepresentation
bin11110001100000…
…00101101110001
3122122111121210021
433012000231301
51004311442113
641043403441
76163311433
oct1706005561
9578447707
10253234033
1111aa42528
1270983581
1340605730
14258bc653
151737248d
hexf180b71

253234033 has 8 divisors (see below), whose sum is σ = 287067200. Its totient is φ = 221451408.

The previous prime is 253234013. The next prime is 253234043. The reversal of 253234033 is 330432352.

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 253234033 - 217 = 253102961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 253233989 and 253234007.

It is not an unprimeable number, because it can be changed into a prime (253234013) 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 7 ways as a sum of consecutive naturals, for example, 512373 + ... + 512866.

It is an arithmetic number, because the mean of its divisors is an integer number (35883400).

Almost surely, 2253234033 is an apocalyptic number.

It is an amenable number.

253234033 is a deficient number, since it is larger than the sum of its proper divisors (33833167).

253234033 is a wasteful number, since it uses less digits than its factorization.

253234033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025271.

The product of its (nonzero) digits is 6480, while the sum is 25.

The square root of 253234033 is about 15913.3287843870. The cubic root of 253234033 is about 632.6653125988.

Adding to 253234033 its reverse (330432352), we get a palindrome (583666385).

The spelling of 253234033 in words is "two hundred fifty-three million, two hundred thirty-four thousand, thirty-three".

Divisors: 1 13 19 247 1025239 13328107 19479541 253234033