Base | Representation |
---|---|
bin | 11001100011101… |
… | …00110111000100 |
3 | 112221102001021101 |
4 | 30301310313010 |
5 | 414340410124 |
6 | 33135025444 |
7 | 5212161244 |
oct | 1461646704 |
9 | 487361241 |
10 | 214388164 |
11 | 100020001 |
12 | 5b96b284 |
13 | 35554303 |
14 | 20689b24 |
15 | 13c4c644 |
hex | cc74dc4 |
214388164 has 9 divisors (see below), whose sum is σ = 375230541. Its totient is φ = 107179440.
The previous prime is 214388147. The next prime is 214388189. The reversal of 214388164 is 461883412.
The square root of 214388164 is 14642.
It is a perfect power (a square), and thus also a powerful number.
214388164 is nontrivially palindromic in base 11.
214388164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 58564 + 214329600 = 242^2 + 14640^2 .
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 25624 + ... + 32944.
Almost surely, 2214388164 is an apocalyptic number.
214388164 is the 14642-nd square number.
It is an amenable number.
214388164 is a deficient number, since it is larger than the sum of its proper divisors (160842377).
214388164 is an frugal number, since it uses more digits than its factorization.
214388164 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14646 (or 7323 counting only the distinct ones).
The product of its digits is 36864, while the sum is 37.
The cubic root of 214388164 is about 598.5038314934.
Multiplying 214388164 by its product of digits (36864), we get a square (7903205277696 = 28112642).
The spelling of 214388164 in words is "two hundred fourteen million, three hundred eighty-eight thousand, one hundred sixty-four".
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