Base | Representation |
---|---|
bin | 1001100000101111… |
… | …0000110001110101 |
3 | 20120221100000200121 |
4 | 2120023300301311 |
5 | 20212111021323 |
6 | 1101204211541 |
7 | 120162004465 |
oct | 23013606165 |
9 | 6527300617 |
10 | 2553220213 |
11 | 10a0254155 |
12 | 5b3099bb1 |
13 | 318c744bb |
14 | 1a3145ba5 |
15 | ee23ea5d |
hex | 982f0c75 |
2553220213 has 4 divisors (see below), whose sum is σ = 2563155180. Its totient is φ = 2543285248.
The previous prime is 2553220199. The next prime is 2553220217. The reversal of 2553220213 is 3120223552.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1990676689 + 562543524 = 44617^2 + 23718^2 .
It is a cyclic number.
It is not a de Polignac number, because 2553220213 - 25 = 2553220181 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 (2553220217) 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, 4967098 + ... + 4967611.
It is an arithmetic number, because the mean of its divisors is an integer number (640788795).
Almost surely, 22553220213 is an apocalyptic number.
It is an amenable number.
2553220213 is a deficient number, since it is larger than the sum of its proper divisors (9934967).
2553220213 is an equidigital number, since it uses as much as digits as its factorization.
2553220213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9934966.
The product of its (nonzero) digits is 3600, while the sum is 25.
The square root of 2553220213 is about 50529.3994917810. The cubic root of 2553220213 is about 1366.7720571182.
Adding to 2553220213 its reverse (3120223552), we get a palindrome (5673443765).
The spelling of 2553220213 in words is "two billion, five hundred fifty-three million, two hundred twenty thousand, two hundred thirteen".
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