Base | Representation |
---|---|
bin | 110010101010… |
… | …0101110000011 |
3 | 1211222110101222 |
4 | 1211110232003 |
5 | 23244431121 |
6 | 2345145255 |
7 | 441524342 |
oct | 145245603 |
9 | 54873358 |
10 | 26561411 |
11 | 13aa1a88 |
12 | 8a8b22b |
13 | 566cb16 |
14 | 3755b59 |
15 | 24ea0ab |
hex | 1954b83 |
26561411 has 8 divisors (see below), whose sum is σ = 28297920. Its totient is φ = 24858792.
The previous prime is 26561407. The next prime is 26561453. The reversal of 26561411 is 11416562.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 26561411 - 22 = 26561407 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (26561461) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6845 + ... + 9998.
It is an arithmetic number, because the mean of its divisors is an integer number (3537240).
Almost surely, 226561411 is an apocalyptic number.
26561411 is a deficient number, since it is larger than the sum of its proper divisors (1736509).
26561411 is a wasteful number, since it uses less digits than its factorization.
26561411 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16945.
The product of its digits is 1440, while the sum is 26.
The square root of 26561411 is about 5153.7763824210. The cubic root of 26561411 is about 298.3667204259.
Adding to 26561411 its reverse (11416562), we get a palindrome (37977973).
The spelling of 26561411 in words is "twenty-six million, five hundred sixty-one thousand, four hundred eleven".
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