Base | Representation |
---|---|
bin | 11001100010001… |
… | …11001111000100 |
3 | 112221001112220220 |
4 | 30301013033010 |
5 | 414313420114 |
6 | 33131024340 |
7 | 5210452353 |
oct | 1461071704 |
9 | 487045826 |
10 | 214201284 |
11 | aaa02660 |
12 | 5b89b0b0 |
13 | 354ba22b |
14 | 2063b99a |
15 | 13c120a9 |
hex | cc473c4 |
214201284 has 48 divisors (see below), whose sum is σ = 551396160. Its totient is φ = 64176640.
The previous prime is 214201271. The next prime is 214201291. The reversal of 214201284 is 482102412.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2632 + ... + 20864.
It is an arithmetic number, because the mean of its divisors is an integer number (11487420).
Almost surely, 2214201284 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 214201284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (275698080).
214201284 is an abundant number, since it is smaller than the sum of its proper divisors (337194876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214201284 is a wasteful number, since it uses less digits than its factorization.
214201284 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18340 (or 18338 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 24.
The square root of 214201284 is about 14635.6169668381. The cubic root of 214201284 is about 598.3298776881.
Adding to 214201284 its reverse (482102412), we get a palindrome (696303696).
The spelling of 214201284 in words is "two hundred fourteen million, two hundred one thousand, two hundred eighty-four".
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