Base | Representation |
---|---|
bin | 101111001011… |
… | …111111101100 |
3 | 212021110022110 |
4 | 233023333230 |
5 | 11131314100 |
6 | 1121044020 |
7 | 210066564 |
oct | 57137754 |
9 | 25243273 |
10 | 12369900 |
11 | 6a89764 |
12 | 4186610 |
13 | 274148a |
14 | 18ddda4 |
15 | 1145250 |
hex | bcbfec |
12369900 has 36 divisors (see below), whose sum is σ = 35791112. Its totient is φ = 3298560.
The previous prime is 12369887. The next prime is 12369919. The reversal of 12369900 is 996321.
It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (30).
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, 20317 + ... + 20916.
Almost surely, 212369900 is an apocalyptic number.
12369900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12369900 is an abundant number, since it is smaller than the sum of its proper divisors (23421212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12369900 is a wasteful number, since it uses less digits than its factorization.
12369900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41250 (or 41243 counting only the distinct ones).
The product of its (nonzero) digits is 2916, while the sum is 30.
The square root of 12369900 is about 3517.0868627317. The cubic root of 12369900 is about 231.2714711011.
The spelling of 12369900 in words is "twelve million, three hundred sixty-nine thousand, nine hundred".
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