Base | Representation |
---|---|
bin | 101111101100… |
… | …011110100011 |
3 | 212112012211010 |
4 | 233230132203 |
5 | 11200043242 |
6 | 1123552003 |
7 | 211162512 |
oct | 57543643 |
9 | 25465733 |
10 | 12502947 |
11 | 706a716 |
12 | 422b603 |
13 | 2789bc2 |
14 | 1936679 |
15 | 116e89c |
hex | bec7a3 |
12502947 has 4 divisors (see below), whose sum is σ = 16670600. Its totient is φ = 8335296.
The previous prime is 12502943. The next prime is 12502957. The reversal of 12502947 is 74920521.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 12502947 - 22 = 12502943 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12502943) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2083822 + ... + 2083827.
It is an arithmetic number, because the mean of its divisors is an integer number (4167650).
Almost surely, 212502947 is an apocalyptic number.
12502947 is a deficient number, since it is larger than the sum of its proper divisors (4167653).
12502947 is an equidigital number, since it uses as much as digits as its factorization.
12502947 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4167652.
The product of its (nonzero) digits is 5040, while the sum is 30.
The square root of 12502947 is about 3535.9506501081. The cubic root of 12502947 is about 232.0976785973.
The spelling of 12502947 in words is "twelve million, five hundred two thousand, nine hundred forty-seven".
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