Base | Representation |
---|---|
bin | 10111011000011100… |
… | …11001110010111101 |
3 | 1012101211221020111221 |
4 | 23230032121302331 |
5 | 201202100230440 |
6 | 5433345113341 |
7 | 623035605052 |
oct | 135416316275 |
9 | 35354836457 |
10 | 12553133245 |
11 | 5361a09894 |
12 | 2524028851 |
13 | 12509311c3 |
14 | 871285029 |
15 | 4d70d1d4a |
hex | 2ec399cbd |
12553133245 has 8 divisors (see below), whose sum is σ = 15064752600. Its totient is φ = 10041844800.
The previous prime is 12553133239. The next prime is 12553133261. The reversal of 12553133245 is 54233135521.
It can be written as a sum of positive squares in 4 ways, for example, as 9474880921 + 3078252324 = 97339^2 + 55482^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12553133245 - 233 = 3963198653 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12553133245.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10231 + ... + 158779.
It is an arithmetic number, because the mean of its divisors is an integer number (1883094075).
Almost surely, 212553133245 is an apocalyptic number.
It is an amenable number.
12553133245 is a deficient number, since it is larger than the sum of its proper divisors (2511619355).
12553133245 is a wasteful number, since it uses less digits than its factorization.
12553133245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 165455.
The product of its digits is 54000, while the sum is 34.
Adding to 12553133245 its reverse (54233135521), we get a palindrome (66786268766).
The spelling of 12553133245 in words is "twelve billion, five hundred fifty-three million, one hundred thirty-three thousand, two hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •