Base | Representation |
---|---|
bin | 110011010010… |
… | …010001000001 |
3 | 221022000220220 |
4 | 303102101001 |
5 | 11420203121 |
6 | 1200053253 |
7 | 222162543 |
oct | 63222101 |
9 | 27260826 |
10 | 13444161 |
11 | 7652885 |
12 | 4604229 |
13 | 2a29433 |
14 | 1add693 |
15 | 12a86c6 |
hex | cd2441 |
13444161 has 8 divisors (see below), whose sum is σ = 18980064. Its totient is φ = 8435520.
The previous prime is 13444157. The next prime is 13444231. The reversal of 13444161 is 16144431.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13444161 - 22 = 13444157 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13442161) 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, 131755 + ... + 131856.
It is an arithmetic number, because the mean of its divisors is an integer number (2372508).
Almost surely, 213444161 is an apocalyptic number.
It is an amenable number.
13444161 is a deficient number, since it is larger than the sum of its proper divisors (5535903).
13444161 is a wasteful number, since it uses less digits than its factorization.
13444161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 263631.
The product of its digits is 1152, while the sum is 24.
The square root of 13444161 is about 3666.6280149478. The cubic root of 13444161 is about 237.7814119471.
Adding to 13444161 its reverse (16144431), we get a palindrome (29588592).
The spelling of 13444161 in words is "thirteen million, four hundred forty-four thousand, one hundred sixty-one".
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