Base | Representation |
---|---|
bin | 101111011010… |
… | …010111001110 |
3 | 212101110001002 |
4 | 233122113032 |
5 | 11140210000 |
6 | 1122220302 |
7 | 210433265 |
oct | 57322716 |
9 | 25343032 |
10 | 12428750 |
11 | 70199a4 |
12 | 41b4692 |
13 | 27621b9 |
14 | 19175dc |
15 | 11578d5 |
hex | bda5ce |
12428750 has 40 divisors (see below), whose sum is σ = 23823624. Its totient is φ = 4860000.
The previous prime is 12428749. The next prime is 12428753. The reversal of 12428750 is 5782421.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12428753) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 76169 + ... + 76331.
Almost surely, 212428750 is an apocalyptic number.
12428750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12428750 is a deficient number, since it is larger than the sum of its proper divisors (11394874).
12428750 is an equidigital number, since it uses as much as digits as its factorization.
12428750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 246 (or 231 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 29.
The square root of 12428750 is about 3525.4432345451. The cubic root of 12428750 is about 231.6376502715.
The spelling of 12428750 in words is "twelve million, four hundred twenty-eight thousand, seven hundred fifty".
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