Base | Representation |
---|---|
bin | 11001100010100… |
… | …01111010010101 |
3 | 112221010202220111 |
4 | 30301101322111 |
5 | 414321320023 |
6 | 33132003021 |
7 | 5211024013 |
oct | 1461217225 |
9 | 487122814 |
10 | 214245013 |
11 | aaa324a4 |
12 | 5b900471 |
13 | 355040c8 |
14 | 2064d8b3 |
15 | 13c2000d |
hex | cc51e95 |
214245013 has 2 divisors, whose sum is σ = 214245014. Its totient is φ = 214245012.
The previous prime is 214244981. The next prime is 214245041. The reversal of 214245013 is 310542412.
214245013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 167909764 + 46335249 = 12958^2 + 6807^2 .
It is a cyclic number.
It is not a de Polignac number, because 214245013 - 25 = 214244981 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (214245113) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107122506 + 107122507.
It is an arithmetic number, because the mean of its divisors is an integer number (107122507).
Almost surely, 2214245013 is an apocalyptic number.
It is an amenable number.
214245013 is a deficient number, since it is larger than the sum of its proper divisors (1).
214245013 is an equidigital number, since it uses as much as digits as its factorization.
214245013 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 214245013 is about 14637.1108146382. The cubic root of 214245013 is about 598.3705910870.
Adding to 214245013 its reverse (310542412), we get a palindrome (524787425).
The spelling of 214245013 in words is "two hundred fourteen million, two hundred forty-five thousand, thirteen".
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