Base | Representation |
---|---|
bin | 110010011110… |
… | …0011010101101 |
3 | 1211210101212020 |
4 | 1210330122231 |
5 | 23233234434 |
6 | 2343100353 |
7 | 440631210 |
oct | 144743255 |
9 | 54711766 |
10 | 26461869 |
11 | 13a34215 |
12 | 8a416b9 |
13 | 5636715 |
14 | 372b777 |
15 | 24ca849 |
hex | 193c6ad |
26461869 has 16 divisors (see below), whose sum is σ = 40634880. Its totient is φ = 15004080.
The previous prime is 26461867. The next prime is 26461901. The reversal of 26461869 is 96816462.
It is not a de Polignac number, because 26461869 - 21 = 26461867 is a prime.
It is a super-2 number, since 2×264618692 = 1400461021946322, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 26461869.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26461867) 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, 2059 + ... + 7560.
It is an arithmetic number, because the mean of its divisors is an integer number (2539680).
Almost surely, 226461869 is an apocalyptic number.
It is an amenable number.
26461869 is a deficient number, since it is larger than the sum of its proper divisors (14173011).
26461869 is a wasteful number, since it uses less digits than its factorization.
26461869 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9760.
The product of its digits is 124416, while the sum is 42.
The square root of 26461869 is about 5144.1101271260. The cubic root of 26461869 is about 297.9935324332.
The spelling of 26461869 in words is "twenty-six million, four hundred sixty-one thousand, eight hundred sixty-nine".
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