Base | Representation |
---|---|
bin | 110011010010… |
… | …010000011011 |
3 | 221022000212111 |
4 | 303102100123 |
5 | 11420202443 |
6 | 1200053151 |
7 | 222162460 |
oct | 63222033 |
9 | 27260774 |
10 | 13444123 |
11 | 7652850 |
12 | 46041b7 |
13 | 2a29404 |
14 | 1add667 |
15 | 12a869d |
hex | cd241b |
13444123 has 8 divisors (see below), whose sum is σ = 16761600. Its totient is φ = 10475880.
The previous prime is 13444117. The next prime is 13444129. The reversal of 13444123 is 32144431.
It is an interprime number because it is at equal distance from previous prime (13444117) and next prime (13444129).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13444123 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13444094 and 13444103.
It is not an unprimeable number, because it can be changed into a prime (13444129) 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 7 ways as a sum of consecutive naturals, for example, 87223 + ... + 87376.
It is an arithmetic number, because the mean of its divisors is an integer number (2095200).
Almost surely, 213444123 is an apocalyptic number.
13444123 is a deficient number, since it is larger than the sum of its proper divisors (3317477).
13444123 is a wasteful number, since it uses less digits than its factorization.
13444123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 174617.
The product of its digits is 1152, while the sum is 22.
The square root of 13444123 is about 3666.6228330713. The cubic root of 13444123 is about 237.7811879167.
Adding to 13444123 its reverse (32144431), we get a palindrome (45588554).
The spelling of 13444123 in words is "thirteen million, four hundred forty-four thousand, one hundred twenty-three".
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