Base | Representation |
---|---|
bin | 110011001101… |
… | …011001000101 |
3 | 221021000112111 |
4 | 303031121011 |
5 | 11414033242 |
6 | 1155421021 |
7 | 222050413 |
oct | 63153105 |
9 | 27230474 |
10 | 13424197 |
11 | 7639886 |
12 | 45b4771 |
13 | 2a20317 |
14 | 1ad62b3 |
15 | 12a2817 |
hex | ccd645 |
13424197 has 4 divisors (see below), whose sum is σ = 13435776. Its totient is φ = 13412620.
The previous prime is 13424161. The next prime is 13424221. The reversal of 13424197 is 79142431.
13424197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 13424197 - 215 = 13391429 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 (13424107) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3829 + ... + 6442.
It is an arithmetic number, because the mean of its divisors is an integer number (3358944).
Almost surely, 213424197 is an apocalyptic number.
It is an amenable number.
13424197 is a deficient number, since it is larger than the sum of its proper divisors (11579).
13424197 is a wasteful number, since it uses less digits than its factorization.
13424197 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11578.
The product of its digits is 6048, while the sum is 31.
The square root of 13424197 is about 3663.9046112037. The cubic root of 13424197 is about 237.6636552551.
The spelling of 13424197 in words is "thirteen million, four hundred twenty-four thousand, one hundred ninety-seven".
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