Base | Representation |
---|---|
bin | 11010000101100… |
… | …00010100010000 |
3 | 120020202111211200 |
4 | 31002300110100 |
5 | 422004413000 |
6 | 33414111200 |
7 | 5264663451 |
oct | 1502602420 |
9 | 506674750 |
10 | 218826000 |
11 | 102581238 |
12 | 6134b500 |
13 | 36449253 |
14 | 210c3128 |
15 | 14327500 |
hex | d0b0510 |
218826000 has 120 divisors (see below), whose sum is σ = 764349144. Its totient is φ = 58348800.
The previous prime is 218825977. The next prime is 218826007. The reversal of 218826000 is 628812.
218826000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 49617936 + 169208064 = 7044^2 + 13008^2 .
It is a tau number, because it is divible by the number of its divisors (120).
It is not an unprimeable number, because it can be changed into a prime (218826007) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11922 + ... + 24078.
Almost surely, 2218826000 is an apocalyptic number.
218826000 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 218826000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (382174572).
218826000 is an abundant number, since it is smaller than the sum of its proper divisors (545523144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
218826000 is a wasteful number, since it uses less digits than its factorization.
218826000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12186 (or 12167 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 27.
The square root of 218826000 is about 14792.7685035628. The cubic root of 218826000 is about 602.6053373212.
The spelling of 218826000 in words is "two hundred eighteen million, eight hundred twenty-six thousand".
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