Base | Representation |
---|---|
bin | 110010011011… |
… | …0110101000000 |
3 | 1211202020110100 |
4 | 1210312311000 |
5 | 23232021401 |
6 | 2342402400 |
7 | 440504364 |
oct | 144666500 |
9 | 54666410 |
10 | 26438976 |
11 | 13a18aa3 |
12 | 8a30400 |
13 | 5629185 |
14 | 37232a4 |
15 | 24c3b86 |
hex | 1936d40 |
26438976 has 84 divisors (see below), whose sum is σ = 76494132. Its totient is φ = 8730624.
The previous prime is 26438953. The next prime is 26438977. The reversal of 26438976 is 67983462.
26438976 is a `hidden beast` number, since 264 + 389 + 7 + 6 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 17438976 + 9000000 = 4176^2 + 3000^2 .
Its product of digits (435456) is a multiple of the sum of its prime factors (448).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26438977) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113356 + ... + 113588.
Almost surely, 226438976 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 26438976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38247066).
26438976 is an abundant number, since it is smaller than the sum of its proper divisors (50055156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26438976 is a wasteful number, since it uses less digits than its factorization.
26438976 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 448 (or 435 counting only the distinct ones).
The product of its digits is 435456, while the sum is 45.
The square root of 26438976 is about 5141.8844794491. The cubic root of 26438976 is about 297.9075730958.
The spelling of 26438976 in words is "twenty-six million, four hundred thirty-eight thousand, nine hundred seventy-six".
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