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12421130300 = 2252196537437
BaseRepresentation
bin10111001000101101…
…10110100000111100
31012001122112210111222
423210112312200330
5200414302132200
65412311532512
7616543602605
oct134426664074
935048483458
1012421130300
1152a444a047
1224a798a138
13122c493b57
1485b922dac
154ca709d85
hex2e45b683c

12421130300 has 36 divisors (see below), whose sum is σ = 28372480920. Its totient is φ = 4706953920.

The previous prime is 12421130299. The next prime is 12421130321. The reversal of 12421130300 is 303112421.

12421130300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 3266819 + ... + 3270618.

It is an arithmetic number, because the mean of its divisors is an integer number (788124470).

Almost surely, 212421130300 is an apocalyptic number.

12421130300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12421130300 is an abundant number, since it is smaller than the sum of its proper divisors (15951350620).

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

12421130300 is a wasteful number, since it uses less digits than its factorization.

12421130300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6537470 (or 6537463 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12421130300 its reverse (303112421), we get a palindrome (12724242721).

The spelling of 12421130300 in words is "twelve billion, four hundred twenty-one million, one hundred thirty thousand, three hundred".

Divisors: 1 2 4 5 10 19 20 25 38 50 76 95 100 190 380 475 950 1900 6537437 13074874 26149748 32687185 65374370 124211303 130748740 163435925 248422606 326871850 496845212 621056515 653743700 1242113030 2484226060 3105282575 6210565150 12421130300