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12404203302 = 2318771101421
BaseRepresentation
bin10111000110101100…
…10001111100100110
31012000110200211001010
423203112101330212
5200400434001202
65410505043050
7616246663011
oct134326217446
935013624033
1012404203302
115295938597
1224a2186486
131228b1838a
14859598378
154c8eb476c
hex2e3591f26

12404203302 has 16 divisors (see below), whose sum is σ = 24821646192. Its totient is φ = 4132527840.

The previous prime is 12404203283. The next prime is 12404203351. The reversal of 12404203302 is 20330240421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 539449 + ... + 561972.

It is an arithmetic number, because the mean of its divisors is an integer number (1551352887).

Almost surely, 212404203302 is an apocalyptic number.

12404203302 is an abundant number, since it is smaller than the sum of its proper divisors (12417442890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12404203302 is a wasteful number, since it uses less digits than its factorization.

12404203302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103303.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 12404203302 its reverse (20330240421), we get a palindrome (32734443723).

The spelling of 12404203302 in words is "twelve billion, four hundred four million, two hundred three thousand, three hundred two".

Divisors: 1 2 3 6 1877 3754 5631 11262 1101421 2202842 3304263 6608526 2067367217 4134734434 6202101651 12404203302