Base | Representation |
---|---|
bin | 11010101101111… |
… | …10000100101001 |
3 | 120121201202000021 |
4 | 31112332010221 |
5 | 424334001400 |
6 | 34123440441 |
7 | 5361014212 |
oct | 1526760451 |
9 | 517652007 |
10 | 224125225 |
11 | 105570665 |
12 | 63086121 |
13 | 3758329c |
14 | 21aa2409 |
15 | 14a2271a |
hex | d5be129 |
224125225 has 12 divisors (see below), whose sum is σ = 289999296. Its totient is φ = 171504080.
The previous prime is 224125171. The next prime is 224125259. The reversal of 224125225 is 522521422.
It is not a de Polignac number, because 224125225 - 29 = 224124713 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 224125225.
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, 194317 + ... + 195466.
It is an arithmetic number, because the mean of its divisors is an integer number (24166608).
Almost surely, 2224125225 is an apocalyptic number.
224125225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
224125225 is a deficient number, since it is larger than the sum of its proper divisors (65874071).
224125225 is a wasteful number, since it uses less digits than its factorization.
224125225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 389816 (or 389811 counting only the distinct ones).
The product of its digits is 3200, while the sum is 25.
The square root of 224125225 is about 14970.8124362040. The cubic root of 224125225 is about 607.4309449752.
Adding to 224125225 its reverse (522521422), we get a palindrome (746646647).
The spelling of 224125225 in words is "two hundred twenty-four million, one hundred twenty-five thousand, two hundred twenty-five".
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