Base | Representation |
---|---|
bin | 110001111011… |
… | …1100110111101 |
3 | 1211021002020201 |
4 | 1203313212331 |
5 | 23200230104 |
6 | 2333043501 |
7 | 435345421 |
oct | 143674675 |
9 | 54232221 |
10 | 26180029 |
11 | 13861497 |
12 | 8926591 |
13 | 5568355 |
14 | 3696b81 |
15 | 24720a4 |
hex | 18f79bd |
26180029 has 2 divisors, whose sum is σ = 26180030. Its totient is φ = 26180028.
The previous prime is 26179999. The next prime is 26180059. The reversal of 26180029 is 92008162.
It is a happy number.
It is a balanced prime because it is at equal distance from previous prime (26179999) and next prime (26180059).
It can be written as a sum of positive squares in only one way, i.e., 16999129 + 9180900 = 4123^2 + 3030^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-26180029 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 26179979 and 26180006.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (26180059) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13090014 + 13090015.
It is an arithmetic number, because the mean of its divisors is an integer number (13090015).
Almost surely, 226180029 is an apocalyptic number.
It is an amenable number.
26180029 is a deficient number, since it is larger than the sum of its proper divisors (1).
26180029 is an equidigital number, since it uses as much as digits as its factorization.
26180029 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1728, while the sum is 28.
The square root of 26180029 is about 5116.6423560769. The cubic root of 26180029 is about 296.9317977976.
The spelling of 26180029 in words is "twenty-six million, one hundred eighty thousand, twenty-nine".
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