Base | Representation |
---|---|
bin | 110011001101… |
… | …010110001111 |
3 | 221021000021202 |
4 | 303031112033 |
5 | 11414032030 |
6 | 1155420115 |
7 | 222050033 |
oct | 63152617 |
9 | 27230252 |
10 | 13424015 |
11 | 7639730 |
12 | 45b463b |
13 | 2a20207 |
14 | 1ad61c3 |
15 | 12a2745 |
hex | ccd58f |
13424015 has 16 divisors (see below), whose sum is σ = 18004896. Its totient is φ = 9523200.
The previous prime is 13424009. The next prime is 13424017. The reversal of 13424015 is 51042431.
It is not a de Polignac number, because 13424015 - 222 = 9229711 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 (13424017) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 722 + ... + 5231.
It is an arithmetic number, because the mean of its divisors is an integer number (1125306).
Almost surely, 213424015 is an apocalyptic number.
13424015 is a deficient number, since it is larger than the sum of its proper divisors (4580881).
13424015 is a wasteful number, since it uses less digits than its factorization.
13424015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6010.
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 13424015 is about 3663.8797742284. The cubic root of 13424015 is about 237.6625812000.
Adding to 13424015 its reverse (51042431), we get a palindrome (64466446).
The spelling of 13424015 in words is "thirteen million, four hundred twenty-four thousand, fifteen".
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