Base | Representation |
---|---|
bin | 11001100110101… |
… | …11110001011001 |
3 | 112222011122000121 |
4 | 30303113301121 |
5 | 414441341210 |
6 | 33151433241 |
7 | 5215466356 |
oct | 1463276131 |
9 | 488148017 |
10 | 214793305 |
11 | 100277431 |
12 | 5bb25821 |
13 | 3566683c |
14 | 2075362d |
15 | 13ccc6da |
hex | ccd7c59 |
214793305 has 4 divisors (see below), whose sum is σ = 257751972. Its totient is φ = 171834640.
The previous prime is 214793291. The next prime is 214793311. The reversal of 214793305 is 503397412.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 30702681 + 184090624 = 5541^2 + 13568^2 .
It is not a de Polignac number, because 214793305 - 25 = 214793273 is a prime.
It is a super-2 number, since 2×2147933052 = 92272327745646050, which contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21479326 + ... + 21479335.
It is an arithmetic number, because the mean of its divisors is an integer number (64437993).
Almost surely, 2214793305 is an apocalyptic number.
It is an amenable number.
214793305 is a deficient number, since it is larger than the sum of its proper divisors (42958667).
214793305 is an equidigital number, since it uses as much as digits as its factorization.
214793305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42958666.
The product of its (nonzero) digits is 22680, while the sum is 34.
The square root of 214793305 is about 14655.8283628050. The cubic root of 214793305 is about 598.8806026964.
The spelling of 214793305 in words is "two hundred fourteen million, seven hundred ninety-three thousand, three hundred five".
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