Base | Representation |
---|---|
bin | 110000101000… |
… | …111011000111 |
3 | 212222210110001 |
4 | 300220323013 |
5 | 11231004120 |
6 | 1133142131 |
7 | 213243400 |
oct | 60507307 |
9 | 25883401 |
10 | 12750535 |
11 | 7219736 |
12 | 432a947 |
13 | 28457c5 |
14 | 199c9a7 |
15 | 11bce0a |
hex | c28ec7 |
12750535 has 24 divisors (see below), whose sum is σ = 18074016. Its totient is φ = 8608320.
The previous prime is 12750523. The next prime is 12750559. The reversal of 12750535 is 53505721.
12750535 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12750535 - 213 = 12742343 is a prime.
It is a super-2 number, since 2×127505352 = 325152285572450, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17029 + ... + 17761.
It is an arithmetic number, because the mean of its divisors is an integer number (753084).
Almost surely, 212750535 is an apocalyptic number.
12750535 is a deficient number, since it is larger than the sum of its proper divisors (5323481).
12750535 is an equidigital number, since it uses as much as digits as its factorization.
12750535 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 823 (or 816 counting only the distinct ones).
The product of its (nonzero) digits is 5250, while the sum is 28.
The square root of 12750535 is about 3570.7891284701. The cubic root of 12750535 is about 233.6197039484.
The spelling of 12750535 in words is "twelve million, seven hundred fifty thousand, five hundred thirty-five".
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