Base | Representation |
---|---|
bin | 1000000111100010000 |
3 | 111111212212 |
4 | 1000330100 |
5 | 32003000 |
6 | 5411252 |
7 | 2155340 |
oct | 1007420 |
9 | 444785 |
10 | 266000 |
11 | 171939 |
12 | 109b28 |
13 | 940c7 |
14 | 6cd20 |
15 | 53c35 |
hex | 40f10 |
266000 has 80 divisors (see below), whose sum is σ = 773760. Its totient is φ = 86400.
The previous prime is 265987. The next prime is 266003. The reversal of 266000 is 662.
266000 is nontrivially palindromic in base 15.
It is a tau number, because it is divible by the number of its divisors (80).
Together with 507759 it forms a betrothed pair.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 266000.
It is not an unprimeable number, because it can be changed into a prime (266003) by changing a digit.
266000 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13991 + ... + 14009.
It is an arithmetic number, because the mean of its divisors is an integer number (9672).
2266000 is an apocalyptic number.
266000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 266000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (386880).
266000 is an abundant number, since it is smaller than the sum of its proper divisors (507760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
266000 is a wasteful number, since it uses less digits than its factorization.
266000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49 (or 33 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 266000 is about 515.7518783291. The cubic root of 266000 is about 64.3122759138.
Adding to 266000 its reverse (662), we get a palindrome (266662).
The spelling of 266000 in words is "two hundred sixty-six thousand".
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