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23312110323 = 3614392661
BaseRepresentation
bin10101101101100000…
…101001001011110011
32020011122211220110110
4111231200221023303
5340220400012243
614413123232403
71453460445135
oct255540511363
966148756413
1023312110323
119983095587
124627218703
13227693a228
1411b2135055
15916911e33
hex56d8292f3

23312110323 has 24 divisors (see below), whose sum is σ = 31712400336. Its totient is φ = 15228734400.

The previous prime is 23312110307. The next prime is 23312110331. The reversal of 23312110323 is 32301121332.

It is not a de Polignac number, because 23312110323 - 24 = 23312110307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23312110323.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23312110333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35267613 + ... + 35268273.

It is an arithmetic number, because the mean of its divisors is an integer number (1321350014).

Almost surely, 223312110323 is an apocalyptic number.

23312110323 is a deficient number, since it is larger than the sum of its proper divisors (8400290013).

23312110323 is an frugal number, since it uses more digits than its factorization.

23312110323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1603 (or 1164 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 23312110323 its reverse (32301121332), we get a palindrome (55613231655).

The spelling of 23312110323 in words is "twenty-three billion, three hundred twelve million, one hundred ten thousand, three hundred twenty-three".

Divisors: 1 3 61 183 439 661 1317 1983 26779 40321 80337 120963 192721 290179 578163 870537 11755981 17700919 35267943 53102757 127388581 382165743 7770703441 23312110323