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23300331213 = 329937285827
BaseRepresentation
bin10101101100110011…
…101101011011001101
32020010211200110120010
4111230303231123031
5340204341044323
614412022543433
71453255355535
oct255463553315
966124613503
1023300331213
11997747a785
124623297b79
132274374943
1411b074a4c5
15915886c93
hex56cced6cd

23300331213 has 16 divisors (see below), whose sum is σ = 32172799680. Its totient is φ = 14981855616.

The previous prime is 23300331193. The next prime is 23300331253. The reversal of 23300331213 is 31213300332.

It is not a de Polignac number, because 23300331213 - 217 = 23300200141 is a prime.

It is a super-3 number, since 3×233003312133 (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23300331213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23300331253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61395 + ... + 224432.

It is an arithmetic number, because the mean of its divisors is an integer number (2010799980).

Almost surely, 223300331213 is an apocalyptic number.

It is an amenable number.

23300331213 is a deficient number, since it is larger than the sum of its proper divisors (8872468467).

23300331213 is a wasteful number, since it uses less digits than its factorization.

23300331213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286796.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 23300331213 its reverse (31213300332), we get a palindrome (54513631545).

The spelling of 23300331213 in words is "twenty-three billion, three hundred million, three hundred thirty-one thousand, two hundred thirteen".

Divisors: 1 3 29 87 937 2811 27173 81519 285827 857481 8288983 24866949 267819899 803459697 7766777071 23300331213