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12423414323 = 111711112113
BaseRepresentation
bin10111001000111111…
…00100001000110011
31012001210211211121102
423210133210020303
5200420343224243
65412432515015
7616602164555
oct134437441063
935053754542
1012423414323
1152a576a071
1224a86aba6b
13122cab3648
1485bd594d5
154caa0b9b8
hex2e47e4233

12423414323 has 4 divisors (see below), whose sum is σ = 12424537608. Its totient is φ = 12422291040.

The previous prime is 12423414301. The next prime is 12423414361. The reversal of 12423414323 is 32341432421.

12423414323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12423414323 - 214 = 12423397939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12423414623) 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 3 ways as a sum of consecutive naturals, for example, 544886 + ... + 567227.

It is an arithmetic number, because the mean of its divisors is an integer number (3106134402).

Almost surely, 212423414323 is an apocalyptic number.

12423414323 is a deficient number, since it is larger than the sum of its proper divisors (1123285).

12423414323 is a wasteful number, since it uses less digits than its factorization.

12423414323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123284.

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

Adding to 12423414323 its reverse (32341432421), we get a palindrome (44764846744).

The spelling of 12423414323 in words is "twelve billion, four hundred twenty-three million, four hundred fourteen thousand, three hundred twenty-three".

Divisors: 1 11171 1112113 12423414323