Base | Representation |
---|---|
bin | 110010011101… |
… | …1001100100101 |
3 | 1211210011000001 |
4 | 1210323030211 |
5 | 23233104434 |
6 | 2343021301 |
7 | 440610505 |
oct | 144731445 |
9 | 54704001 |
10 | 26456869 |
11 | 13a3048a |
12 | 8a3a831 |
13 | 563436a |
14 | 3729a05 |
15 | 24c9114 |
hex | 193b325 |
26456869 has 2 divisors, whose sum is σ = 26456870. Its totient is φ = 26456868.
The previous prime is 26456827. The next prime is 26456909. The reversal of 26456869 is 96865462.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 23522500 + 2934369 = 4850^2 + 1713^2 .
It is a cyclic number.
It is not a de Polignac number, because 26456869 - 213 = 26448677 is a prime.
It is a super-2 number, since 2×264568692 = 1399931834566322, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (26456809) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13228434 + 13228435.
It is an arithmetic number, because the mean of its divisors is an integer number (13228435).
Almost surely, 226456869 is an apocalyptic number.
It is an amenable number.
26456869 is a deficient number, since it is larger than the sum of its proper divisors (1).
26456869 is an equidigital number, since it uses as much as digits as its factorization.
26456869 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 622080, while the sum is 46.
The square root of 26456869 is about 5143.6241114607. The cubic root of 26456869 is about 297.9747625129.
The spelling of 26456869 in words is "twenty-six million, four hundred fifty-six thousand, eight hundred sixty-nine".
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