Base | Representation |
---|---|
bin | 11001100100000… |
… | …10000110111001 |
3 | 112221111210201001 |
4 | 30302002012321 |
5 | 414344124200 |
6 | 33140125001 |
7 | 5212505401 |
oct | 1462020671 |
9 | 487453631 |
10 | 214442425 |
11 | 10005784a |
12 | 5b996761 |
13 | 35572c12 |
14 | 206a1801 |
15 | 13c5d76a |
hex | cc821b9 |
214442425 has 12 divisors (see below), whose sum is σ = 266139216. Its totient is φ = 171405200.
The previous prime is 214442413. The next prime is 214442441. The reversal of 214442425 is 524244412.
It is not a de Polignac number, because 214442425 - 27 = 214442297 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 214442393 and 214442402.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32670 + ... + 38680.
It is an arithmetic number, because the mean of its divisors is an integer number (22178268).
Almost surely, 2214442425 is an apocalyptic number.
214442425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
214442425 is a deficient number, since it is larger than the sum of its proper divisors (51696791).
214442425 is a wasteful number, since it uses less digits than its factorization.
214442425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7448 (or 7443 counting only the distinct ones).
The product of its digits is 10240, while the sum is 28.
The square root of 214442425 is about 14643.8528058705. The cubic root of 214442425 is about 598.5543204078.
Adding to 214442425 its reverse (524244412), we get a palindrome (738686837).
The spelling of 214442425 in words is "two hundred fourteen million, four hundred forty-two thousand, four hundred twenty-five".
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