Base | Representation |
---|---|
bin | 11001100010101… |
… | …00001101011111 |
3 | 112221011020211022 |
4 | 30301110031133 |
5 | 414322120211 |
6 | 33132114355 |
7 | 5211063326 |
oct | 1461241537 |
9 | 487136738 |
10 | 214254431 |
11 | aaa39586 |
12 | 5b9059bb |
13 | 35508491 |
14 | 206530bd |
15 | 13c22bdb |
hex | cc5435f |
214254431 has 16 divisors (see below), whose sum is σ = 229132800. Its totient is φ = 199764000.
The previous prime is 214254427. The next prime is 214254493. The reversal of 214254431 is 134452412.
It is a cyclic number.
It is not a de Polignac number, because 214254431 - 22 = 214254427 is a prime.
It is a super-2 number, since 2×2142544312 = 91809922406267522, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 214254431.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214254031) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 596630 + ... + 596988.
It is an arithmetic number, because the mean of its divisors is an integer number (14320800).
Almost surely, 2214254431 is an apocalyptic number.
214254431 is a deficient number, since it is larger than the sum of its proper divisors (14878369).
214254431 is a wasteful number, since it uses less digits than its factorization.
214254431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 790.
The product of its digits is 3840, while the sum is 26.
The square root of 214254431 is about 14637.4325275985. The cubic root of 214254431 is about 598.3793588860.
The spelling of 214254431 in words is "two hundred fourteen million, two hundred fifty-four thousand, four hundred thirty-one".
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