Base | Representation |
---|---|
bin | 11001100010001… |
… | …00001110011111 |
3 | 112221000221000102 |
4 | 30301010032133 |
5 | 414313021314 |
6 | 33130451315 |
7 | 5210401415 |
oct | 1461041637 |
9 | 487027012 |
10 | 214188959 |
11 | aa9a4376 |
12 | 5b893b3b |
13 | 354b473a |
14 | 206372b5 |
15 | 13c0d5de |
hex | cc4439f |
214188959 has 2 divisors, whose sum is σ = 214188960. Its totient is φ = 214188958.
The previous prime is 214188911. The next prime is 214188971. The reversal of 214188959 is 959881412.
214188959 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 is a cyclic number.
It is not a de Polignac number, because 214188959 - 220 = 213140383 is a prime.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (214188979) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107094479 + 107094480.
It is an arithmetic number, because the mean of its divisors is an integer number (107094480).
Almost surely, 2214188959 is an apocalyptic number.
214188959 is a deficient number, since it is larger than the sum of its proper divisors (1).
214188959 is an equidigital number, since it uses as much as digits as its factorization.
214188959 is an evil number, because the sum of its binary digits is even.
The product of its digits is 207360, while the sum is 47.
The square root of 214188959 is about 14635.1958989280. The cubic root of 214188959 is about 598.3184016330.
The spelling of 214188959 in words is "two hundred fourteen million, one hundred eighty-eight thousand, nine hundred fifty-nine".
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