Base | Representation |
---|---|
bin | 110000101000… |
… | …111101111101 |
3 | 212222210200210 |
4 | 300220331331 |
5 | 11231010332 |
6 | 1133143033 |
7 | 213244050 |
oct | 60507575 |
9 | 25883623 |
10 | 12750717 |
11 | 7219891 |
12 | 432aa79 |
13 | 2845905 |
14 | 199ca97 |
15 | 11bcecc |
hex | c28f7d |
12750717 has 16 divisors (see below), whose sum is σ = 20275200. Its totient is φ = 6969072.
The previous prime is 12750701. The next prime is 12750719. The reversal of 12750717 is 71705721.
It is not a de Polignac number, because 12750717 - 24 = 12750701 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12750719) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12717 + ... + 13682.
It is an arithmetic number, because the mean of its divisors is an integer number (1267200).
Almost surely, 212750717 is an apocalyptic number.
It is an amenable number.
12750717 is a deficient number, since it is larger than the sum of its proper divisors (7524483).
12750717 is a wasteful number, since it uses less digits than its factorization.
12750717 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26432.
The product of its (nonzero) digits is 3430, while the sum is 30.
The square root of 12750717 is about 3570.8146129420. The cubic root of 12750717 is about 233.6208154987.
The spelling of 12750717 in words is "twelve million, seven hundred fifty thousand, seven hundred seventeen".
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