Base | Representation |
---|---|
bin | 11001000010101001… |
… | …11010111011000000 |
3 | 1021200221022200221002 |
4 | 30201110322323000 |
5 | 210013133043430 |
6 | 10102012151132 |
7 | 654104256050 |
oct | 144124727300 |
9 | 37627280832 |
10 | 13444034240 |
11 | 57798969aa |
12 | 27324684a8 |
13 | 1363390160 |
14 | 917713560 |
15 | 53a412845 |
hex | 32153aec0 |
13444034240 has 112 divisors (see below), whose sum is σ = 39401447232. Its totient is φ = 4254806016.
The previous prime is 13444034203. The next prime is 13444034243. The reversal of 13444034240 is 4243044431.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (112).
It is not an unprimeable number, because it can be changed into a prime (13444034243) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201719 + ... + 259958.
It is an arithmetic number, because the mean of its divisors is an integer number (351798636).
Almost surely, 213444034240 is an apocalyptic number.
13444034240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13444034240 is an abundant number, since it is smaller than the sum of its proper divisors (25957412992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13444034240 is a wasteful number, since it uses less digits than its factorization.
13444034240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 461714 (or 461704 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 29.
Adding to 13444034240 its reverse (4243044431), we get a palindrome (17687078671).
The spelling of 13444034240 in words is "thirteen billion, four hundred forty-four million, thirty-four thousand, two hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •