Base | Representation |
---|---|
bin | 11001100010010… |
… | …11111010001001 |
3 | 112221002112011211 |
4 | 30301023322021 |
5 | 414320023200 |
6 | 33131253121 |
7 | 5210562226 |
oct | 1461137211 |
9 | 487075154 |
10 | 214220425 |
11 | aaa15a81 |
12 | 5b8aa1a1 |
13 | 354c5b63 |
14 | 2064494d |
15 | 13c17aba |
hex | cc4be89 |
214220425 has 24 divisors (see below), whose sum is σ = 270617600. Its totient is φ = 168194880.
The previous prime is 214220423. The next prime is 214220431. The reversal of 214220425 is 524022412.
214220425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 214220425 - 21 = 214220423 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 214220396 and 214220405.
It is not an unprimeable number, because it can be changed into a prime (214220423) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 345766 + ... + 346384.
Almost surely, 2214220425 is an apocalyptic number.
214220425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
214220425 is a deficient number, since it is larger than the sum of its proper divisors (56397175).
214220425 is a wasteful number, since it uses less digits than its factorization.
214220425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 865 (or 860 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 22.
The square root of 214220425 is about 14636.2708706829. The cubic root of 214220425 is about 598.3476993850.
Adding to 214220425 its reverse (524022412), we get a palindrome (738242837).
The spelling of 214220425 in words is "two hundred fourteen million, two hundred twenty thousand, four hundred twenty-five".
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