Base | Representation |
---|---|
bin | 110001100001… |
… | …111111010010 |
3 | 220102200002001 |
4 | 301201333102 |
5 | 11310444044 |
6 | 1142144214 |
7 | 215236012 |
oct | 61417722 |
9 | 26380061 |
10 | 12984274 |
11 | 7369306 |
12 | 442206a |
13 | 28c8004 |
14 | 1a1dc42 |
15 | 12172d4 |
hex | c61fd2 |
12984274 has 4 divisors (see below), whose sum is σ = 19476414. Its totient is φ = 6492136.
The previous prime is 12984269. The next prime is 12984281. The reversal of 12984274 is 47248921.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 12201049 + 783225 = 3493^2 + 885^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3246067 + ... + 3246070.
Almost surely, 212984274 is an apocalyptic number.
12984274 is a deficient number, since it is larger than the sum of its proper divisors (6492140).
12984274 is an equidigital number, since it uses as much as digits as its factorization.
12984274 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6492139.
The product of its digits is 32256, while the sum is 37.
The square root of 12984274 is about 3603.3698117179. The cubic root of 12984274 is about 235.0386174653.
The spelling of 12984274 in words is "twelve million, nine hundred eighty-four thousand, two hundred seventy-four".
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