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233013253 = 1123921001
BaseRepresentation
bin11011110001110…
…00000000000101
3121020110022002111
431320320000011
5434122411003
635042141021
75526402634
oct1570700005
9536408074
10233013253
1110a591340
1266051771
1339375985
1422d3751b
15156cae6d
hexde38005

233013253 has 8 divisors (see below), whose sum is σ = 265248576. Its totient is φ = 202620000.

The previous prime is 233013247. The next prime is 233013257. The reversal of 233013253 is 352310332.

It is a happy number.

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

It is not a de Polignac number, because 233013253 - 213 = 233005061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233013257) 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, 460248 + ... + 460753.

It is an arithmetic number, because the mean of its divisors is an integer number (33156072).

Almost surely, 2233013253 is an apocalyptic number.

233013253 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

233013253 is a deficient number, since it is larger than the sum of its proper divisors (32235323).

233013253 is a wasteful number, since it uses less digits than its factorization.

233013253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921035.

The product of its (nonzero) digits is 1620, while the sum is 22.

The square root of 233013253 is about 15264.7716327497. The cubic root of 233013253 is about 615.3566160502.

Adding to 233013253 its reverse (352310332), we get a palindrome (585323585).

The spelling of 233013253 in words is "two hundred thirty-three million, thirteen thousand, two hundred fifty-three".

Divisors: 1 11 23 253 921001 10131011 21183023 233013253