Base | Representation |
---|---|
bin | 11001100011101… |
… | …11110111010101 |
3 | 112221102200011010 |
4 | 30301313313111 |
5 | 414341303334 |
6 | 33135202433 |
7 | 5212242153 |
oct | 1461676725 |
9 | 487380133 |
10 | 214400469 |
11 | 100029278 |
12 | 5b976419 |
13 | 35559aaa |
14 | 206903d3 |
15 | 13c510e9 |
hex | cc77dd5 |
214400469 has 8 divisors (see below), whose sum is σ = 290134240. Its totient is φ = 140800176.
The previous prime is 214400467. The next prime is 214400491. The reversal of 214400469 is 964004412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 214400469 - 21 = 214400467 is a prime.
It is a super-2 number, since 2×2144004692 = 91935122214839922, which contains 22 as substring.
It is a Duffinian number.
It is a plaindrome in base 13.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214400467) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 533134 + ... + 533535.
It is an arithmetic number, because the mean of its divisors is an integer number (36266780).
Almost surely, 2214400469 is an apocalyptic number.
It is an amenable number.
214400469 is a deficient number, since it is larger than the sum of its proper divisors (75733771).
214400469 is a wasteful number, since it uses less digits than its factorization.
214400469 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1066739.
The product of its (nonzero) digits is 6912, while the sum is 30.
The square root of 214400469 is about 14642.4201892993. The cubic root of 214400469 is about 598.5152818282.
The spelling of 214400469 in words is "two hundred fourteen million, four hundred thousand, four hundred sixty-nine".
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