Base | Representation |
---|---|
bin | 11001101000011… |
… | …11001001010010 |
3 | 112222121011010221 |
4 | 30310033021102 |
5 | 420021120424 |
6 | 33200343254 |
7 | 5220432541 |
oct | 1464171122 |
9 | 488534127 |
10 | 215020114 |
11 | 100411881 |
12 | 60014b2a |
13 | 35715b4a |
14 | 207b2158 |
15 | 13d249e4 |
hex | cd0f252 |
215020114 has 16 divisors (see below), whose sum is σ = 341904888. Its totient is φ = 101066752.
The previous prime is 215020111. The next prime is 215020133. The reversal of 215020114 is 411020512.
It can be written as a sum of positive squares in 4 ways, for example, as 210105025 + 4915089 = 14495^2 + 2217^2 .
It is not an unprimeable number, because it can be changed into a prime (215020111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29982 + ... + 36454.
Almost surely, 2215020114 is an apocalyptic number.
215020114 is a deficient number, since it is larger than the sum of its proper divisors (126884774).
215020114 is a wasteful number, since it uses less digits than its factorization.
215020114 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7469.
The product of its (nonzero) digits is 80, while the sum is 16.
The square root of 215020114 is about 14663.5641642815. The cubic root of 215020114 is about 599.0913226854.
Adding to 215020114 its reverse (411020512), we get a palindrome (626040626).
The spelling of 215020114 in words is "two hundred fifteen million, twenty thousand, one hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •