Base | Representation |
---|---|
bin | 11001011100111… |
… | …11011110011101 |
3 | 112212202122100011 |
4 | 30232133132131 |
5 | 414124423031 |
6 | 33104203221 |
7 | 5201561131 |
oct | 1456373635 |
9 | 485678304 |
10 | 213514141 |
11 | aa583375 |
12 | 5b609511 |
13 | 35309539 |
14 | 204dd3c1 |
15 | 13b286b1 |
hex | cb9f79d |
213514141 has 2 divisors, whose sum is σ = 213514142. Its totient is φ = 213514140.
The previous prime is 213514139. The next prime is 213514181. The reversal of 213514141 is 141415312.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 159491641 + 54022500 = 12629^2 + 7350^2 .
It is a cyclic number.
It is not a de Polignac number, because 213514141 - 21 = 213514139 is a prime.
Together with 213514139, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (213514181) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106757070 + 106757071.
It is an arithmetic number, because the mean of its divisors is an integer number (106757071).
Almost surely, 2213514141 is an apocalyptic number.
It is an amenable number.
213514141 is a deficient number, since it is larger than the sum of its proper divisors (1).
213514141 is an equidigital number, since it uses as much as digits as its factorization.
213514141 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 480, while the sum is 22.
The square root of 213514141 is about 14612.1230832484. The cubic root of 213514141 is about 597.6893919434.
Adding to 213514141 its reverse (141415312), we get a palindrome (354929453).
The spelling of 213514141 in words is "two hundred thirteen million, five hundred fourteen thousand, one hundred forty-one".
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