Base | Representation |
---|---|
bin | 110011001011… |
… | …010000010001 |
3 | 221020120112012 |
4 | 303023100101 |
5 | 11413243231 |
6 | 1155312305 |
7 | 222013034 |
oct | 63132021 |
9 | 27216465 |
10 | 13415441 |
11 | 7633246 |
12 | 45ab695 |
13 | 2a19340 |
14 | 1ad301b |
15 | 129ee2b |
hex | ccb411 |
13415441 has 16 divisors (see below), whose sum is σ = 14990976. Its totient is φ = 11926656.
The previous prime is 13415411. The next prime is 13415447. The reversal of 13415441 is 14451431.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13415441 is a prime.
It is a super-3 number, since 3×134154413 (a number of 22 digits) contains 333 as substring.
It is a Smith number, since the sum of its digits (23) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a nialpdrome in base 16.
It is not an unprimeable number, because it can be changed into a prime (13415447) 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, 57461 + ... + 57693.
It is an arithmetic number, because the mean of its divisors is an integer number (936936).
Almost surely, 213415441 is an apocalyptic number.
It is an amenable number.
13415441 is a deficient number, since it is larger than the sum of its proper divisors (1575535).
13415441 is a wasteful number, since it uses less digits than its factorization.
13415441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 392.
The product of its digits is 960, while the sum is 23.
The square root of 13415441 is about 3662.7095161915. The cubic root of 13415441 is about 237.6119715784.
Adding to 13415441 its reverse (14451431), we get a palindrome (27866872).
The spelling of 13415441 in words is "thirteen million, four hundred fifteen thousand, four hundred forty-one".
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