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23133230313 = 329379701581
BaseRepresentation
bin10101100010110110…
…010001010011101001
32012201012020212012220
4111202312101103221
5334334101332223
614343253224253
71446156133104
oct254266212351
965635225186
1023133230313
1198a1118366
124597332089
13224886907b
14119648d73b
15905d7a6e3
hex562d914e9

23133230313 has 16 divisors (see below), whose sum is σ = 31992139200. Its totient is φ = 14851045440.

The previous prime is 23133230287. The next prime is 23133230327. The reversal of 23133230313 is 31303233132.

It is not a de Polignac number, because 23133230313 - 26 = 23133230249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23133230333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317818 + ... + 383763.

It is an arithmetic number, because the mean of its divisors is an integer number (1999508700).

Almost surely, 223133230313 is an apocalyptic number.

It is an amenable number.

23133230313 is a deficient number, since it is larger than the sum of its proper divisors (8858908887).

23133230313 is a wasteful number, since it uses less digits than its factorization.

23133230313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701992.

The product of its (nonzero) digits is 2916, while the sum is 24.

Adding to 23133230313 its reverse (31303233132), we get a palindrome (54436463445).

The spelling of 23133230313 in words is "twenty-three billion, one hundred thirty-three million, two hundred thirty thousand, three hundred thirteen".

Divisors: 1 3 29 87 379 1137 10991 32973 701581 2104743 20345849 61037547 265899199 797697597 7711076771 23133230313