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12423541883 = 24919498557
BaseRepresentation
bin10111001001000000…
…00011010001111011
31012001211002022120212
423210200003101323
5200420411320013
65412435341335
7616603235504
oct134440032173
935054068525
1012423541883
1152a5846995
1224a875184b
13122cb2971c
1485bd8dbab
154caa346a8
hex2e480347b

12423541883 has 4 divisors (see below), whose sum is σ = 12424065360. Its totient is φ = 12423018408.

The previous prime is 12423541849. The next prime is 12423541891. The reversal of 12423541883 is 38814532421.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12423541883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12423541883.

It is not an unprimeable number, because it can be changed into a prime (12423544883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224360 + ... + 274197.

It is an arithmetic number, because the mean of its divisors is an integer number (3106016340).

Almost surely, 212423541883 is an apocalyptic number.

12423541883 is a deficient number, since it is larger than the sum of its proper divisors (523477).

12423541883 is an equidigital number, since it uses as much as digits as its factorization.

12423541883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523476.

The product of its digits is 184320, while the sum is 41.

The spelling of 12423541883 in words is "twelve billion, four hundred twenty-three million, five hundred forty-one thousand, eight hundred eighty-three".

Divisors: 1 24919 498557 12423541883