Base | Representation |
---|---|
bin | 11001000010001100… |
… | …10101100100100000 |
3 | 1021200200010110202012 |
4 | 30201012111210200 |
5 | 210011143224412 |
6 | 10101354212052 |
7 | 654026624210 |
oct | 144106254440 |
9 | 37620113665 |
10 | 13440211232 |
11 | 5777715698 |
12 | 2731124028 |
13 | 1362652016 |
14 | 916dda240 |
15 | 539e09c22 |
hex | 321195920 |
13440211232 has 24 divisors (see below), whose sum is σ = 30240475776. Its totient is φ = 5760090432.
The previous prime is 13440211229. The next prime is 13440211273. The reversal of 13440211232 is 23211204431.
It is a junction number, because it is equal to n+sod(n) for n = 13440211198 and 13440211207.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30000248 + ... + 30000695.
It is an arithmetic number, because the mean of its divisors is an integer number (1260019824).
Almost surely, 213440211232 is an apocalyptic number.
It is an amenable number.
13440211232 is an abundant number, since it is smaller than the sum of its proper divisors (16800264544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13440211232 is an equidigital number, since it uses as much as digits as its factorization.
13440211232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60000960 (or 60000952 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 13440211232 its reverse (23211204431), we get a palindrome (36651415663).
The spelling of 13440211232 in words is "thirteen billion, four hundred forty million, two hundred eleven thousand, two hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •