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23030432013 = 323333774377
BaseRepresentation
bin10101011100101110…
…001000000100001101
32012110000211011110110
4111130232020010031
5334131242311023
614325142030233
71443500304441
oct253456100415
965400734413
1023030432013
119849095496
124568a18379
132230485984
141186970821
158ebd21a93
hex55cb8810d

23030432013 has 8 divisors (see below), whose sum is σ = 32042340288. Its totient is φ = 14686072544.

The previous prime is 23030431999. The next prime is 23030432027. The reversal of 23030432013 is 31023403032.

It is an interprime number because it is at equal distance from previous prime (23030431999) and next prime (23030432027).

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 23030432013 - 28 = 23030431757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23030432213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166887120 + ... + 166887257.

It is an arithmetic number, because the mean of its divisors is an integer number (4005292536).

Almost surely, 223030432013 is an apocalyptic number.

23030432013 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

23030432013 is a deficient number, since it is larger than the sum of its proper divisors (9011908275).

23030432013 is a wasteful number, since it uses less digits than its factorization.

23030432013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333774403.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 23030432013 its reverse (31023403032), we get a palindrome (54053835045).

The spelling of 23030432013 in words is "twenty-three billion, thirty million, four hundred thirty-two thousand, thirteen".

Divisors: 1 3 23 69 333774377 1001323131 7676810671 23030432013