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23260131423 = 3311321533541
BaseRepresentation
bin10101101010011010…
…010111000001011111
32020001001001002211000
4111222122113001133
5340114043201143
614404025201343
71452256566144
oct255232270137
966031032730
1023260131423
119956813011
124611930253
132268c3b199
1411a92843cb
15912095bd3
hex56a69705f

23260131423 has 32 divisors (see below), whose sum is σ = 34790374080. Its totient is φ = 15358049280.

The previous prime is 23260131383. The next prime is 23260131469. The reversal of 23260131423 is 32413106232.

23260131423 is a `hidden beast` number, since 2 + 3 + 2 + 601 + 31 + 4 + 23 = 666.

It is not a de Polignac number, because 23260131423 - 212 = 23260127327 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23260131023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6567033 + ... + 6570573.

It is an arithmetic number, because the mean of its divisors is an integer number (1087199190).

Almost surely, 223260131423 is an apocalyptic number.

23260131423 is a deficient number, since it is larger than the sum of its proper divisors (11530242657).

23260131423 is a wasteful number, since it uses less digits than its factorization.

23260131423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5816 (or 5810 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 23260131423 its reverse (32413106232), we get a palindrome (55673237655).

The spelling of 23260131423 in words is "twenty-three billion, two hundred sixty million, one hundred thirty-one thousand, four hundred twenty-three".

Divisors: 1 3 9 27 113 339 1017 2153 3051 3541 6459 10623 19377 31869 58131 95607 243289 400133 729867 1200399 2189601 3601197 6568803 7623773 10803591 22871319 68613957 205841871 861486349 2584459047 7753377141 23260131423