Base | Representation |
---|---|
bin | 110000101010… |
… | …011111001010 |
3 | 220000010020012 |
4 | 300222133022 |
5 | 11231210223 |
6 | 1133231522 |
7 | 213301145 |
oct | 60523712 |
9 | 26003205 |
10 | 12756938 |
11 | 7223527 |
12 | 43325a2 |
13 | 28486ac |
14 | 19a105c |
15 | 11bec78 |
hex | c2a7ca |
12756938 has 8 divisors (see below), whose sum is σ = 19221888. Its totient is φ = 6349644.
The previous prime is 12756937. The next prime is 12756943. The reversal of 12756938 is 83965721.
12756938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 12756895 and 12756904.
It is not an unprimeable number, because it can be changed into a prime (12756937) 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, 13856 + ... + 14747.
It is an arithmetic number, because the mean of its divisors is an integer number (2402736).
Almost surely, 212756938 is an apocalyptic number.
12756938 is a deficient number, since it is larger than the sum of its proper divisors (6464950).
12756938 is a wasteful number, since it uses less digits than its factorization.
12756938 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28828.
The product of its digits is 90720, while the sum is 41.
The square root of 12756938 is about 3571.6855964656. The cubic root of 12756938 is about 233.6588033963.
The spelling of 12756938 in words is "twelve million, seven hundred fifty-six thousand, nine hundred thirty-eight".
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