Base | Representation |
---|---|
bin | 110010100111… |
… | …1111101101010 |
3 | 1211221110200110 |
4 | 1211033331222 |
5 | 23243320210 |
6 | 2344515150 |
7 | 441413502 |
oct | 145177552 |
9 | 54843613 |
10 | 26541930 |
11 | 13a89388 |
12 | 8a7bab6 |
13 | 5663cac |
14 | 374ca02 |
15 | 24e4420 |
hex | 194ff6a |
26541930 has 64 divisors (see below), whose sum is σ = 68491008. Its totient is φ = 6558720.
The previous prime is 26541929. The next prime is 26541937. The reversal of 26541930 is 3914562.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (26541937) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35844 + ... + 36576.
It is an arithmetic number, because the mean of its divisors is an integer number (1070172).
Almost surely, 226541930 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 26541930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34245504).
26541930 is an abundant number, since it is smaller than the sum of its proper divisors (41949078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26541930 is a wasteful number, since it uses less digits than its factorization.
26541930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 831.
The product of its (nonzero) digits is 6480, while the sum is 30.
The square root of 26541930 is about 5151.8860624047. The cubic root of 26541930 is about 298.2937586433.
It can be divided in two parts, 265 and 41930, that added together give a triangular number (42195 = T290).
The spelling of 26541930 in words is "twenty-six million, five hundred forty-one thousand, nine hundred thirty".
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