Base | Representation |
---|---|
bin | 11001010011001… |
… | …11011011100000 |
3 | 112210100201001121 |
4 | 30221213123200 |
5 | 413313023000 |
6 | 33020542024 |
7 | 5154655564 |
oct | 1451473340 |
9 | 483321047 |
10 | 212236000 |
11 | a9890059 |
12 | 5b0b1914 |
13 | 34c7c842 |
14 | 202896a4 |
15 | 13974b1a |
hex | ca676e0 |
212236000 has 96 divisors (see below), whose sum is σ = 527802912. Its totient is φ = 83865600.
The previous prime is 212235983. The next prime is 212236001. The reversal of 212236000 is 632212.
212236000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212236001) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 387727 + ... + 388273.
It is an arithmetic number, because the mean of its divisors is an integer number (5497947).
Almost surely, 2212236000 is an apocalyptic number.
212236000 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 212236000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263901456).
212236000 is an abundant number, since it is smaller than the sum of its proper divisors (315566912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212236000 is an equidigital number, since it uses as much as digits as its factorization.
212236000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 669 (or 651 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 212236000 is about 14568.3217976540. The cubic root of 212236000 is about 596.4943723301.
Adding to 212236000 its reverse (632212), we get a palindrome (212868212).
The spelling of 212236000 in words is "two hundred twelve million, two hundred thirty-six thousand".
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