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12242423003 = 234171182851
BaseRepresentation
bin10110110011011010…
…01000110011011011
31011121012021112012012
423121231020303123
5200033030014003
65342445340135
7612243610226
oct133155106333
934535245165
1012242423003
11521258a668
122457b6764b
1312014534a5
14841cc45bd
154b9ba98d8
hex2d9b48cdb

12242423003 has 16 divisors (see below), whose sum is σ = 13270666752. Its totient is φ = 11263560000.

The previous prime is 12242422987. The next prime is 12242423057. The reversal of 12242423003 is 30032424221.

It is not a de Polignac number, because 12242423003 - 24 = 12242422987 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

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 12242423003.

It is not an unprimeable number, because it can be changed into a prime (12242323003) 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 15 ways as a sum of consecutive naturals, for example, 24473 + ... + 158378.

It is an arithmetic number, because the mean of its divisors is an integer number (829416672).

Almost surely, 212242423003 is an apocalyptic number.

12242423003 is a deficient number, since it is larger than the sum of its proper divisors (1028243749).

12242423003 is a wasteful number, since it uses less digits than its factorization.

12242423003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182986.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 12242423003 its reverse (30032424221), we get a palindrome (42274847224).

The spelling of 12242423003 in words is "twelve billion, two hundred forty-two million, four hundred twenty-three thousand, three".

Divisors: 1 23 41 71 943 1633 2911 66953 182851 4205573 7496891 12982421 172428493 298595683 532279261 12242423003