Base | Representation |
---|---|
bin | 110001110000… |
… | …101100010101 |
3 | 220112201200200 |
4 | 301300230111 |
5 | 11314411001 |
6 | 1143331113 |
7 | 215606421 |
oct | 61605425 |
9 | 26481620 |
10 | 13044501 |
11 | 73aa588 |
12 | 4450a99 |
13 | 2919552 |
14 | 1a37b81 |
15 | 122a086 |
hex | c70b15 |
13044501 has 6 divisors (see below), whose sum is σ = 18842070. Its totient is φ = 8696328.
The previous prime is 13044497. The next prime is 13044511. The reversal of 13044501 is 10544031.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 10400625 + 2643876 = 3225^2 + 1626^2 .
It is not a de Polignac number, because 13044501 - 22 = 13044497 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13044511) 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 5 ways as a sum of consecutive naturals, for example, 724686 + ... + 724703.
It is an arithmetic number, because the mean of its divisors is an integer number (3140345).
Almost surely, 213044501 is an apocalyptic number.
It is an amenable number.
13044501 is a deficient number, since it is larger than the sum of its proper divisors (5797569).
13044501 is a wasteful number, since it uses less digits than its factorization.
13044501 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1449395 (or 1449392 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 13044501 is about 3611.7171816187. The cubic root of 13044501 is about 235.4014625556.
Adding to 13044501 its reverse (10544031), we get a palindrome (23588532).
The spelling of 13044501 in words is "thirteen million, forty-four thousand, five hundred one".
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