Base | Representation |
---|---|
bin | 110001110101… |
… | …1000000000000 |
3 | 1211011110101221 |
4 | 1203223000000 |
5 | 23142102014 |
6 | 2332004424 |
7 | 435042022 |
oct | 143530000 |
9 | 54143357 |
10 | 26128384 |
11 | 13826707 |
12 | 8900714 |
13 | 554a9a9 |
14 | 3682012 |
15 | 2461b24 |
hex | 18eb000 |
26128384 has 26 divisors (see below), whose sum is σ = 52258580. Its totient is φ = 13062144.
The previous prime is 26128367. The next prime is 26128393. The reversal of 26128384 is 48382162.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 907 + ... + 7285.
Almost surely, 226128384 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 26128384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26129290).
26128384 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26128384 is an frugal number, since it uses more digits than its factorization.
26128384 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6403 (or 6381 counting only the distinct ones).
The product of its digits is 18432, while the sum is 34.
The square root of 26128384 is about 5111.5930980468. The cubic root of 26128384 is about 296.7364181120.
The spelling of 26128384 in words is "twenty-six million, one hundred twenty-eight thousand, three hundred eighty-four".
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