Base | Representation |
---|---|
bin | 11001100011001… |
… | …00010110010010 |
3 | 112221021121111102 |
4 | 30301210112102 |
5 | 414331224110 |
6 | 33133344402 |
7 | 5211460124 |
oct | 1461442622 |
9 | 487247442 |
10 | 214320530 |
11 | aaa84206 |
12 | 5b938102 |
13 | 3552c5a8 |
14 | 2066d214 |
15 | 13c375a5 |
hex | cc64592 |
214320530 has 64 divisors (see below), whose sum is σ = 424079712. Its totient is φ = 77660160.
The previous prime is 214320521. The next prime is 214320559. The reversal of 214320530 is 35023412.
It is a happy number.
It can be written as a sum of positive squares in 16 ways, for example, as 2647129 + 211673401 = 1627^2 + 14549^2 .
It is a super-3 number, since 3×2143205303 (a number of 26 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 675932 + ... + 676248.
Almost surely, 2214320530 is an apocalyptic number.
214320530 is a deficient number, since it is larger than the sum of its proper divisors (209759182).
214320530 is a wasteful number, since it uses less digits than its factorization.
214320530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 479.
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 214320530 is about 14639.6902289632. The cubic root of 214320530 is about 598.4408873071.
Adding to 214320530 its reverse (35023412), we get a palindrome (249343942).
The spelling of 214320530 in words is "two hundred fourteen million, three hundred twenty thousand, five hundred thirty".
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