Base | Representation |
---|---|
bin | 11010111001001… |
… | …11110000110001 |
3 | 120201112000012220 |
4 | 31130213300301 |
5 | 430223403310 |
6 | 34215311253 |
7 | 5406424332 |
oct | 1534476061 |
9 | 521460186 |
10 | 225606705 |
11 | 106392725 |
12 | 6367b529 |
13 | 379816bc |
14 | 21d6a289 |
15 | 14c16670 |
hex | d727c31 |
225606705 has 16 divisors (see below), whose sum is σ = 363061440. Its totient is φ = 119626688.
The previous prime is 225606683. The next prime is 225606707. The reversal of 225606705 is 507606522.
It is a cyclic number.
It is not a de Polignac number, because 225606705 - 217 = 225475633 is a prime.
It is not an unprimeable number, because it can be changed into a prime (225606707) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40875 + ... + 46064.
It is an arithmetic number, because the mean of its divisors is an integer number (22691340).
Almost surely, 2225606705 is an apocalyptic number.
It is an amenable number.
225606705 is a deficient number, since it is larger than the sum of its proper divisors (137454735).
225606705 is a wasteful number, since it uses less digits than its factorization.
225606705 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87120.
The product of its (nonzero) digits is 25200, while the sum is 33.
The square root of 225606705 is about 15020.2098853511. The cubic root of 225606705 is about 608.7663907537.
The spelling of 225606705 in words is "two hundred twenty-five million, six hundred six thousand, seven hundred five".
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