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12421035350 = 252248420707
BaseRepresentation
bin10111001000101100…
…11111010101010110
31012001122100222021022
423210112133111112
5200414241112400
65412305521142
7616543026023
oct134426372526
935048328238
1012421035350
1152a4394779
1224a79431b2
13122c45c879
1485b8da54a
154ca6dbb85
hex2e459f556

12421035350 has 12 divisors (see below), whose sum is σ = 23103125844. Its totient is φ = 4968414120.

The previous prime is 12421035331. The next prime is 12421035379. The reversal of 12421035350 is 5353012421.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 124210304 + ... + 124210403.

It is an arithmetic number, because the mean of its divisors is an integer number (1925260487).

Almost surely, 212421035350 is an apocalyptic number.

12421035350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12421035350 is a deficient number, since it is larger than the sum of its proper divisors (10682090494).

12421035350 is a wasteful number, since it uses less digits than its factorization.

12421035350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248420719 (or 248420714 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 12421035350 its reverse (5353012421), we get a palindrome (17774047771).

The spelling of 12421035350 in words is "twelve billion, four hundred twenty-one million, thirty-five thousand, three hundred fifty".

Divisors: 1 2 5 10 25 50 248420707 496841414 1242103535 2484207070 6210517675 12421035350