Base | Representation |
---|---|
bin | 11001100011001… |
… | …00100111011110 |
3 | 112221021200000011 |
4 | 30301210213132 |
5 | 414331243010 |
6 | 33133353434 |
7 | 5211463255 |
oct | 1461444736 |
9 | 487250004 |
10 | 214321630 |
11 | aaa85016 |
12 | 5b93887a |
13 | 3552cc43 |
14 | 2066d79c |
15 | 13c37a8a |
hex | cc649de |
214321630 has 16 divisors (see below), whose sum is σ = 392318640. Its totient is φ = 84275392.
The previous prime is 214321603. The next prime is 214321651. The reversal of 214321630 is 36123412.
It is a super-2 number, since 2×2143216302 = 91867522171713800, which contains 22 as substring.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181039 + ... + 182218.
It is an arithmetic number, because the mean of its divisors is an integer number (24519915).
Almost surely, 2214321630 is an apocalyptic number.
214321630 is a deficient number, since it is larger than the sum of its proper divisors (177997010).
214321630 is a wasteful number, since it uses less digits than its factorization.
214321630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 363323.
The product of its (nonzero) digits is 864, while the sum is 22.
The square root of 214321630 is about 14639.7277980159. The cubic root of 214321630 is about 598.4419111378.
The spelling of 214321630 in words is "two hundred fourteen million, three hundred twenty-one thousand, six hundred thirty".
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