Base | Representation |
---|---|
bin | 110011001011… |
… | …0011010110000 |
3 | 1212111010112200 |
4 | 1212112122300 |
5 | 23332034022 |
6 | 2355023200 |
7 | 444025032 |
oct | 146263260 |
9 | 55433480 |
10 | 26830512 |
11 | 14166185 |
12 | 8b9ab00 |
13 | 5735457 |
14 | 37c5c52 |
15 | 254ebac |
hex | 19966b0 |
26830512 has 60 divisors (see below), whose sum is σ = 78362544. Its totient is φ = 8553600.
The previous prime is 26830511. The next prime is 26830519. The reversal of 26830512 is 21503862.
It is a super-3 number, since 3×268305123 (a number of 23 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (26830511) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 739 + ... + 7362.
Almost surely, 226830512 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 26830512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39181272).
26830512 is an abundant number, since it is smaller than the sum of its proper divisors (51532032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26830512 is a wasteful number, since it uses less digits than its factorization.
26830512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8138 (or 8129 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 26830512 is about 5179.8177574119. The cubic root of 26830512 is about 299.3709485696.
The spelling of 26830512 in words is "twenty-six million, eight hundred thirty thousand, five hundred twelve".
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