Base | Representation |
---|---|
bin | 11010001001100… |
… | …00110001111110 |
3 | 120021202020122012 |
4 | 31010300301332 |
5 | 422123232230 |
6 | 33433251222 |
7 | 5302314521 |
oct | 1504606176 |
9 | 507666565 |
10 | 219352190 |
11 | 102900602 |
12 | 61563b12 |
13 | 365a18c5 |
14 | 211bcbb8 |
15 | 143cd395 |
hex | d130c7e |
219352190 has 32 divisors (see below), whose sum is σ = 423377280. Its totient is φ = 81529344.
The previous prime is 219352181. The next prime is 219352229. The reversal of 219352190 is 91253912.
219352190 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2193521902 = 96230766515592200, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5264 + ... + 21596.
It is an arithmetic number, because the mean of its divisors is an integer number (13230540).
Almost surely, 2219352190 is an apocalyptic number.
219352190 is a deficient number, since it is larger than the sum of its proper divisors (204025090).
219352190 is a wasteful number, since it uses less digits than its factorization.
219352190 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16436.
The product of its (nonzero) digits is 4860, while the sum is 32.
The square root of 219352190 is about 14810.5432040827. The cubic root of 219352190 is about 603.0879598719.
The spelling of 219352190 in words is "two hundred nineteen million, three hundred fifty-two thousand, one hundred ninety".
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