Base | Representation |
---|---|
bin | 110001110011… |
… | …0010111110001 |
3 | 1211010111101202 |
4 | 1203212113301 |
5 | 23141000200 |
6 | 2331340545 |
7 | 434632526 |
oct | 143462761 |
9 | 54114352 |
10 | 26109425 |
11 | 13813441 |
12 | 88b1755 |
13 | 5542184 |
14 | 367914d |
15 | 245b1d5 |
hex | 18e65f1 |
26109425 has 12 divisors (see below), whose sum is σ = 33493020. Its totient is φ = 20166720.
The previous prime is 26109389. The next prime is 26109449. The reversal of 26109425 is 52490162.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 667489 + 25441936 = 817^2 + 5044^2 .
It is not a de Polignac number, because 26109425 - 26 = 26109361 is a prime.
It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17282 + ... + 18731.
It is an arithmetic number, because the mean of its divisors is an integer number (2791085).
Almost surely, 226109425 is an apocalyptic number.
26109425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
26109425 is a deficient number, since it is larger than the sum of its proper divisors (7383595).
26109425 is a wasteful number, since it uses less digits than its factorization.
26109425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36052 (or 36047 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 29.
The square root of 26109425 is about 5109.7382516133. The cubic root of 26109425 is about 296.6646291714.
Adding to 26109425 its reverse (52490162), we get a palindrome (78599587).
The spelling of 26109425 in words is "twenty-six million, one hundred nine thousand, four hundred twenty-five".
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