Base | Representation |
---|---|
bin | 11000010001100011… |
… | …11010001100001101 |
3 | 1020122020101111200222 |
4 | 30020301322030031 |
5 | 203142220444041 |
6 | 5553101201125 |
7 | 640643616665 |
oct | 141061721415 |
9 | 36566344628 |
10 | 13032203021 |
11 | 5588380022 |
12 | 26385601a5 |
13 | 12c8c68646 |
14 | 8b8b4d1a5 |
15 | 5141b374b |
hex | 308c7a30d |
13032203021 has 4 divisors (see below), whose sum is σ = 13032499200. Its totient is φ = 13031906844.
The previous prime is 13032202987. The next prime is 13032203069. The reversal of 13032203021 is 12030223031.
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.
It is a cyclic number.
It is not a de Polignac number, because 13032203021 - 26 = 13032202957 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 (13032203071) 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, 67451 + ... + 174968.
It is an arithmetic number, because the mean of its divisors is an integer number (3258124800).
Almost surely, 213032203021 is an apocalyptic number.
It is an amenable number.
13032203021 is a deficient number, since it is larger than the sum of its proper divisors (296179).
13032203021 is an equidigital number, since it uses as much as digits as its factorization.
13032203021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 296178.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 13032203021 its reverse (12030223031), we get a palindrome (25062426052).
The spelling of 13032203021 in words is "thirteen billion, thirty-two million, two hundred three thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •