Base | Representation |
---|---|
bin | 11001100011110… |
… | …11011110001011 |
3 | 112221110102102022 |
4 | 30301323132023 |
5 | 414342241433 |
6 | 33135355055 |
7 | 5212333220 |
oct | 1461733613 |
9 | 487412368 |
10 | 214415243 |
11 | 100039389 |
12 | 5b982a8b |
13 | 35563733 |
14 | 20695947 |
15 | 13c55698 |
hex | cc7b78b |
214415243 has 32 divisors (see below), whose sum is σ = 259522560. Its totient is φ = 173365920.
The previous prime is 214415231. The next prime is 214415261. The reversal of 214415243 is 342514412.
It is not a de Polignac number, because 214415243 - 210 = 214414219 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (214415213) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1688246 + ... + 1688372.
It is an arithmetic number, because the mean of its divisors is an integer number (8110080).
Almost surely, 2214415243 is an apocalyptic number.
214415243 is a deficient number, since it is larger than the sum of its proper divisors (45107317).
214415243 is a wasteful number, since it uses less digits than its factorization.
214415243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 327.
The product of its digits is 3840, while the sum is 26.
The square root of 214415243 is about 14642.9246737119. The cubic root of 214415243 is about 598.5290290955.
Adding to 214415243 its reverse (342514412), we get a palindrome (556929655).
The spelling of 214415243 in words is "two hundred fourteen million, four hundred fifteen thousand, two hundred forty-three".
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