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233323013 = 7115357173
BaseRepresentation
bin11011110100000…
…11101000000101
3121021001001000002
431322003220011
5434212314023
635052531045
75532133010
oct1572035005
9537031002
10233323013
1110a783040
1266180a85
1339453971
1422db8377
151573cb28
hexde83a05

233323013 has 16 divisors (see below), whose sum is σ = 296390016. Its totient is φ = 178376640.

The previous prime is 233323001. The next prime is 233323039. The reversal of 233323013 is 310323332.

It is a cyclic number.

It is not a de Polignac number, because 233323013 - 26 = 233322949 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 (233323213) 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 15 ways as a sum of consecutive naturals, for example, 24506 + ... + 32667.

It is an arithmetic number, because the mean of its divisors is an integer number (18524376).

Almost surely, 2233323013 is an apocalyptic number.

It is an amenable number.

233323013 is a deficient number, since it is larger than the sum of its proper divisors (63067003).

233323013 is a wasteful number, since it uses less digits than its factorization.

233323013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57244.

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 233323013 is about 15274.9145005790. The cubic root of 233323013 is about 615.6291734555.

Adding to 233323013 its reverse (310323332), we get a palindrome (543646345).

The spelling of 233323013 in words is "two hundred thirty-three million, three hundred twenty-three thousand, thirteen".

Divisors: 1 7 11 53 77 371 583 4081 57173 400211 628903 3030169 4402321 21211183 33331859 233323013