Base | Representation |
---|---|
bin | 110010010100… |
… | …0111000000000 |
3 | 1211122100001121 |
4 | 1210220320000 |
5 | 23223204244 |
6 | 2341242024 |
7 | 440145640 |
oct | 144507000 |
9 | 54570047 |
10 | 26381824 |
11 | 1398a067 |
12 | 8a03314 |
13 | 5609161 |
14 | 370a520 |
15 | 24b1c84 |
hex | 1928e00 |
26381824 has 80 divisors (see below), whose sum is σ = 63933408. Its totient is φ = 10616832.
The previous prime is 26381801. The next prime is 26381827. The reversal of 26381824 is 42818362.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is a self number, because there is not a number n which added to its sum of digits gives 26381824.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26381827) 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, 60712 + ... + 61144.
Almost surely, 226381824 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 26381824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31966704).
26381824 is an abundant number, since it is smaller than the sum of its proper divisors (37551584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26381824 is an equidigital number, since it uses as much as digits as its factorization.
26381824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 475 (or 459 counting only the distinct ones).
The product of its digits is 18432, while the sum is 34.
The square root of 26381824 is about 5136.3239773207. The cubic root of 26381824 is about 297.6927602313.
The spelling of 26381824 in words is "twenty-six million, three hundred eighty-one thousand, eight hundred twenty-four".
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