Base | Representation |
---|---|
bin | 101111101000… |
… | …110110101011 |
3 | 212111110110111 |
4 | 233220312223 |
5 | 11144104412 |
6 | 1123355151 |
7 | 211101322 |
oct | 57506653 |
9 | 25443414 |
10 | 12488107 |
11 | 705a555 |
12 | 4222ab7 |
13 | 2783218 |
14 | 19310b9 |
15 | 116a2a7 |
hex | be8dab |
12488107 has 2 divisors, whose sum is σ = 12488108. Its totient is φ = 12488106.
The previous prime is 12488087. The next prime is 12488131. The reversal of 12488107 is 70188421.
It is a weak prime.
It is an emirp because it is prime and its reverse (70188421) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12488107 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (12488207) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6244053 + 6244054.
It is an arithmetic number, because the mean of its divisors is an integer number (6244054).
Almost surely, 212488107 is an apocalyptic number.
12488107 is a deficient number, since it is larger than the sum of its proper divisors (1).
12488107 is an equidigital number, since it uses as much as digits as its factorization.
12488107 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3584, while the sum is 31.
The square root of 12488107 is about 3533.8515814901. The cubic root of 12488107 is about 232.0058151039.
The spelling of 12488107 in words is "twelve million, four hundred eighty-eight thousand, one hundred seven".
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