Base | Representation |
---|---|
bin | 11001100101100… |
… | …11001011111010 |
3 | 112221220000110102 |
4 | 30302303023322 |
5 | 414422042300 |
6 | 33144315402 |
7 | 5214303440 |
oct | 1462631372 |
9 | 487800412 |
10 | 214643450 |
11 | 10018488a |
12 | 5ba72b62 |
13 | 35613578 |
14 | 20714b90 |
15 | 13c9d0d5 |
hex | ccb32fa |
214643450 has 24 divisors (see below), whose sum is σ = 456271392. Its totient is φ = 73591920.
The previous prime is 214643449. The next prime is 214643461. The reversal of 214643450 is 54346412.
214643450 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 306284 + ... + 306983.
It is an arithmetic number, because the mean of its divisors is an integer number (19011308).
Almost surely, 2214643450 is an apocalyptic number.
214643450 is an abundant number, since it is smaller than the sum of its proper divisors (241627942).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214643450 is a wasteful number, since it uses less digits than its factorization.
214643450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 613286 (or 613281 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 29.
The square root of 214643450 is about 14650.7149996169. The cubic root of 214643450 is about 598.7412964741.
Adding to 214643450 its reverse (54346412), we get a palindrome (268989862).
The spelling of 214643450 in words is "two hundred fourteen million, six hundred forty-three thousand, four hundred fifty".
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