Base | Representation |
---|---|
bin | 11010101110100… |
… | …11100000100001 |
3 | 120121220012110010 |
4 | 31113103200201 |
5 | 424344304100 |
6 | 34125355133 |
7 | 5361531201 |
oct | 1527234041 |
9 | 517805403 |
10 | 224213025 |
11 | 105620623 |
12 | 63108aa9 |
13 | 375b423a |
14 | 21ac6401 |
15 | 14a3d750 |
hex | d5d3821 |
224213025 has 24 divisors (see below), whose sum is σ = 371216320. Its totient is φ = 119413440.
The previous prime is 224212999. The next prime is 224213027. The reversal of 224213025 is 520312422.
It is not a de Polignac number, because 224213025 - 213 = 224204833 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 224212992 and 224213010.
It is not an unprimeable number, because it can be changed into a prime (224213027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67299 + ... + 70551.
Almost surely, 2224213025 is an apocalyptic number.
224213025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
224213025 is a deficient number, since it is larger than the sum of its proper divisors (147003295).
224213025 is a wasteful number, since it uses less digits than its factorization.
224213025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4185 (or 4180 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 224213025 is about 14973.7445216619. The cubic root of 224213025 is about 607.5102540226.
Adding to 224213025 its reverse (520312422), we get a palindrome (744525447).
The spelling of 224213025 in words is "two hundred twenty-four million, two hundred thirteen thousand, twenty-five".
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