Base | Representation |
---|---|
bin | 110011001001… |
… | …000100011110 |
3 | 221020010020211 |
4 | 303021010132 |
5 | 11413001434 |
6 | 1155203034 |
7 | 221644663 |
oct | 63110436 |
9 | 27203224 |
10 | 13406494 |
11 | 7627552 |
12 | 45a647a |
13 | 2a1524a |
14 | 1acda6a |
15 | 129c464 |
hex | cc911e |
13406494 has 4 divisors (see below), whose sum is σ = 20109744. Its totient is φ = 6703246.
The previous prime is 13406483. The next prime is 13406513. The reversal of 13406494 is 49460431.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49460431 = 2939 ⋅16829.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 3351622 + ... + 3351625.
It is an arithmetic number, because the mean of its divisors is an integer number (5027436).
Almost surely, 213406494 is an apocalyptic number.
13406494 is a deficient number, since it is larger than the sum of its proper divisors (6703250).
13406494 is an equidigital number, since it uses as much as digits as its factorization.
13406494 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6703249.
The product of its (nonzero) digits is 10368, while the sum is 31.
The square root of 13406494 is about 3661.4879489082. The cubic root of 13406494 is about 237.5591372589.
The spelling of 13406494 in words is "thirteen million, four hundred six thousand, four hundred ninety-four".
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