Base | Representation |
---|---|
bin | 110011001111… |
… | …001010100101 |
3 | 221021101111112 |
4 | 303033022211 |
5 | 11414301321 |
6 | 1155514405 |
7 | 222110531 |
oct | 63171245 |
9 | 27241445 |
10 | 13431461 |
11 | 764428a |
12 | 45b8a05 |
13 | 2a23714 |
14 | 1ad8bc1 |
15 | 12a4a5b |
hex | ccf2a5 |
13431461 has 4 divisors (see below), whose sum is σ = 14138400. Its totient is φ = 12724524.
The previous prime is 13431433. The next prime is 13431497. The reversal of 13431461 is 16413431.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 13431461 - 210 = 13430437 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 (13431421) by changing a digit.
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 in 3 ways as a sum of consecutive naturals, for example, 353441 + ... + 353478.
It is an arithmetic number, because the mean of its divisors is an integer number (3534600).
Almost surely, 213431461 is an apocalyptic number.
It is an amenable number.
13431461 is a deficient number, since it is larger than the sum of its proper divisors (706939).
13431461 is an equidigital number, since it uses as much as digits as its factorization.
13431461 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 706938.
The product of its digits is 864, while the sum is 23.
The square root of 13431461 is about 3664.8957693228. The cubic root of 13431461 is about 237.7065151122.
Adding to 13431461 its reverse (16413431), we get a palindrome (29844892).
The spelling of 13431461 in words is "thirteen million, four hundred thirty-one thousand, four hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •