Base | Representation |
---|---|
bin | 110000101001… |
… | …010010101111 |
3 | 212222212112001 |
4 | 300221102233 |
5 | 11231031142 |
6 | 1133153131 |
7 | 213250660 |
oct | 60512257 |
9 | 25885461 |
10 | 12752047 |
11 | 721a890 |
12 | 432b7a7 |
13 | 28463b9 |
14 | 199d367 |
15 | 11bd5b7 |
hex | c294af |
12752047 has 8 divisors (see below), whose sum is σ = 15898752. Its totient is φ = 9936600.
The previous prime is 12752029. The next prime is 12752053. The reversal of 12752047 is 74025721.
12752047 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 cyclic number.
It is not a de Polignac number, because 12752047 - 27 = 12751919 is a prime.
It is a super-2 number, since 2×127520472 = 325229405380418, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12752017) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82729 + ... + 82882.
It is an arithmetic number, because the mean of its divisors is an integer number (1987344).
Almost surely, 212752047 is an apocalyptic number.
12752047 is a deficient number, since it is larger than the sum of its proper divisors (3146705).
12752047 is a wasteful number, since it uses less digits than its factorization.
12752047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 165629.
The product of its (nonzero) digits is 3920, while the sum is 28.
The square root of 12752047 is about 3571.0008401007. Note that the first 3 decimals coincide. The cubic root of 12752047 is about 233.6289380454.
Adding to 12752047 its reverse (74025721), we get a palindrome (86777768).
The spelling of 12752047 in words is "twelve million, seven hundred fifty-two thousand, forty-seven".
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