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31232414423 = 79194855031
BaseRepresentation
bin11101000101100110…
…001101001011010111
32222121122022001010202
4131011212031023113
51002430444230143
622203055011115
72153653066550
oct350546151327
988548261122
1031232414423
111227797a251
126077809a9b
132c397c84c2
141723db5327
15c2be18ab8
hex74598d2d7

31232414423 has 8 divisors (see below), whose sum is σ = 35733035520. Its totient is φ = 26741505240.

The previous prime is 31232414383. The next prime is 31232414497. The reversal of 31232414423 is 32441423213.

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 31232414423 - 218 = 31232152279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31232414023) 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 7 ways as a sum of consecutive naturals, for example, 2421083 + ... + 2433948.

It is an arithmetic number, because the mean of its divisors is an integer number (4466629440).

Almost surely, 231232414423 is an apocalyptic number.

31232414423 is a deficient number, since it is larger than the sum of its proper divisors (4500621097).

31232414423 is an equidigital number, since it uses as much as digits as its factorization.

31232414423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4855957.

The product of its digits is 13824, while the sum is 29.

Adding to 31232414423 its reverse (32441423213), we get a palindrome (63673837636).

The spelling of 31232414423 in words is "thirty-one billion, two hundred thirty-two million, four hundred fourteen thousand, four hundred twenty-three".

Divisors: 1 7 919 6433 4855031 33985217 4461773489 31232414423