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12831446300 = 2252251511213
BaseRepresentation
bin10111111001101000…
…00101010100011100
31020010020122000020212
423330310011110130
5202234322240200
65521130231552
7632655331301
oct137464052434
936106560225
1012831446300
115495020582
1225a12855b8
1312964a7a9a
1489a2110a8
1550175a035
hex2fcd0551c

12831446300 has 36 divisors (see below), whose sum is σ = 27955226376. Its totient is φ = 5112120000.

The previous prime is 12831446297. The next prime is 12831446311. The reversal of 12831446300 is 364413821.

12831446300 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, 230507 + ... + 280706.

It is an arithmetic number, because the mean of its divisors is an integer number (776534066).

Almost surely, 212831446300 is an apocalyptic number.

12831446300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12831446300 is an abundant number, since it is smaller than the sum of its proper divisors (15123780076).

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

12831446300 is a wasteful number, since it uses less digits than its factorization.

12831446300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511478 (or 511471 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 12831446300 in words is "twelve billion, eight hundred thirty-one million, four hundred forty-six thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 251 502 1004 1255 2510 5020 6275 12550 25100 511213 1022426 2044852 2556065 5112130 10224260 12780325 25560650 51121300 128314463 256628926 513257852 641572315 1283144630 2566289260 3207861575 6415723150 12831446300