Base | Representation |
---|---|
bin | 101001110000… |
… | …101001000111 |
3 | 202121011122202 |
4 | 221300221013 |
5 | 10300302033 |
6 | 1030345115 |
7 | 162022604 |
oct | 51605107 |
9 | 22534582 |
10 | 10947143 |
11 | 61a7829 |
12 | 37bb19b |
13 | 23639cc |
14 | 164d6ab |
15 | e638e8 |
hex | a70a47 |
10947143 has 4 divisors (see below), whose sum is σ = 10953768. Its totient is φ = 10940520.
The previous prime is 10947137. The next prime is 10947151. The reversal of 10947143 is 34174901.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 34174901 = 19 ⋅1798679.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10947143 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10947113) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1433 + ... + 4893.
It is an arithmetic number, because the mean of its divisors is an integer number (2738442).
Almost surely, 210947143 is an apocalyptic number.
10947143 is a deficient number, since it is larger than the sum of its proper divisors (6625).
10947143 is an equidigital number, since it uses as much as digits as its factorization.
10947143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6624.
The product of its (nonzero) digits is 3024, while the sum is 29.
The square root of 10947143 is about 3308.6467022032. The cubic root of 10947143 is about 222.0412160035.
The spelling of 10947143 in words is "ten million, nine hundred forty-seven thousand, one hundred forty-three".
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