Base | Representation |
---|---|
bin | 11010111000111… |
… | …00011010010101 |
3 | 120201102122102222 |
4 | 31130130122111 |
5 | 430220411323 |
6 | 34214312125 |
7 | 5406141644 |
oct | 1534343225 |
9 | 521378388 |
10 | 225560213 |
11 | 1063607aa |
12 | 63658645 |
13 | 379664a8 |
14 | 21d5735b |
15 | 14c079c8 |
hex | d71c695 |
225560213 has 4 divisors (see below), whose sum is σ = 225643488. Its totient is φ = 225476940.
The previous prime is 225560207. The next prime is 225560221. The reversal of 225560213 is 312065522.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 312065522 = 2 ⋅156032761.
It is a cyclic number.
It is not a de Polignac number, because 225560213 - 210 = 225559189 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (225560243) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37433 + ... + 43038.
It is an arithmetic number, because the mean of its divisors is an integer number (56410872).
Almost surely, 2225560213 is an apocalyptic number.
It is an amenable number.
225560213 is a deficient number, since it is larger than the sum of its proper divisors (83275).
225560213 is an equidigital number, since it uses as much as digits as its factorization.
225560213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83274.
The product of its (nonzero) digits is 3600, while the sum is 26.
The square root of 225560213 is about 15018.6621574626. The cubic root of 225560213 is about 608.7245706145.
The spelling of 225560213 in words is "two hundred twenty-five million, five hundred sixty thousand, two hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •