Base | Representation |
---|---|
bin | 101111100111… |
… | …010010010010 |
3 | 212111010122112 |
4 | 233213102102 |
5 | 11143403212 |
6 | 1123305322 |
7 | 211043513 |
oct | 57472222 |
9 | 25433575 |
10 | 12481682 |
11 | 7055744 |
12 | 421b242 |
13 | 2780315 |
14 | 192ca0a |
15 | 1168422 |
hex | be7492 |
12481682 has 4 divisors (see below), whose sum is σ = 18722526. Its totient is φ = 6240840.
The previous prime is 12481673. The next prime is 12481771. The reversal of 12481682 is 28618421.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28618421 = 13 ⋅2201417.
It can be written as a sum of positive squares in only one way, i.e., 10896601 + 1585081 = 3301^2 + 1259^2 .
It is a super-3 number, since 3×124816823 (a number of 22 digits) contains 333 as substring.
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, 3120419 + ... + 3120422.
Almost surely, 212481682 is an apocalyptic number.
12481682 is a deficient number, since it is larger than the sum of its proper divisors (6240844).
12481682 is an equidigital number, since it uses as much as digits as its factorization.
12481682 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6240843.
The product of its digits is 6144, while the sum is 32.
The square root of 12481682 is about 3532.9423997569. The cubic root of 12481682 is about 231.9660200927.
The spelling of 12481682 in words is "twelve million, four hundred eighty-one thousand, six hundred eighty-two".
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