Base | Representation |
---|---|
bin | 11001101111111… |
… | …11001010100010 |
3 | 120001110002201210 |
4 | 30313333022202 |
5 | 420244100414 |
6 | 33233410550 |
7 | 5231666016 |
oct | 1467771242 |
9 | 501402653 |
10 | 216003234 |
11 | 100a23477 |
12 | 60409a56 |
13 | 3599b485 |
14 | 2098a546 |
15 | 13e6ae59 |
hex | cdff2a2 |
216003234 has 16 divisors (see below), whose sum is σ = 433615680. Its totient is φ = 71732880.
The previous prime is 216003197. The next prime is 216003247. The reversal of 216003234 is 432300612.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 216003234.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 65302 + ... + 68529.
It is an arithmetic number, because the mean of its divisors is an integer number (27100980).
Almost surely, 2216003234 is an apocalyptic number.
216003234 is an abundant number, since it is smaller than the sum of its proper divisors (217612446).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
216003234 is a wasteful number, since it uses less digits than its factorization.
216003234 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134105.
The product of its (nonzero) digits is 864, while the sum is 21.
The square root of 216003234 is about 14697.0484792015. The cubic root of 216003234 is about 600.0029944295.
Adding to 216003234 its reverse (432300612), we get a palindrome (648303846).
The spelling of 216003234 in words is "two hundred sixteen million, three thousand, two hundred thirty-four".
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