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12830150 = 252256603
BaseRepresentation
bin110000111100…
…010111000110
3220010211122202
4300330113012
511241031100
61134554502
7214024454
oct60742706
926124582
1012830150
117273533
124368a32
132872b08
1419bd9d4
1511d67d5
hexc3c5c6

12830150 has 12 divisors (see below), whose sum is σ = 23864172. Its totient is φ = 5132040.

The previous prime is 12830143. The next prime is 12830161. The reversal of 12830150 is 5103821.

12830150 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×128301502 = 329225498045000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 128252 + ... + 128351.

It is an arithmetic number, because the mean of its divisors is an integer number (1988681).

Almost surely, 212830150 is an apocalyptic number.

12830150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12830150 is a deficient number, since it is larger than the sum of its proper divisors (11034022).

12830150 is a wasteful number, since it uses less digits than its factorization.

12830150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256615 (or 256610 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 12830150 is about 3581.9198762675. The cubic root of 12830150 is about 234.1049399040.

Adding to 12830150 its reverse (5103821), we get a palindrome (17933971).

The spelling of 12830150 in words is "twelve million, eight hundred thirty thousand, one hundred fifty".

Divisors: 1 2 5 10 25 50 256603 513206 1283015 2566030 6415075 12830150