Base | Representation |
---|---|
bin | 11010110110011… |
… | …01100001110001 |
3 | 120200211020020000 |
4 | 31123031201301 |
5 | 430130041410 |
6 | 34203340213 |
7 | 5403324642 |
oct | 1533154161 |
9 | 520736200 |
10 | 225237105 |
11 | 10615aa75 |
12 | 63521669 |
13 | 378823c2 |
14 | 21cb16c9 |
15 | 14b91dc0 |
hex | d6cd871 |
225237105 has 40 divisors (see below), whose sum is σ = 405023784. Its totient is φ = 119750400.
The previous prime is 225237083. The next prime is 225237127. The reversal of 225237105 is 501732522.
It is an interprime number because it is at equal distance from previous prime (225237083) and next prime (225237127).
It can be written as a sum of positive squares in 4 ways, for example, as 10556001 + 214681104 = 3249^2 + 14652^2 .
It is not a de Polignac number, because 225237105 - 25 = 225237073 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 169845 + ... + 171165.
Almost surely, 2225237105 is an apocalyptic number.
It is an amenable number.
225237105 is a deficient number, since it is larger than the sum of its proper divisors (179786679).
225237105 is a wasteful number, since it uses less digits than its factorization.
225237105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1759 (or 1750 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 27.
The square root of 225237105 is about 15007.9014189193. The cubic root of 225237105 is about 608.4337720361.
Adding to 225237105 its reverse (501732522), we get a palindrome (726969627).
The spelling of 225237105 in words is "two hundred twenty-five million, two hundred thirty-seven thousand, one hundred five".
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