Base | Representation |
---|---|
bin | 110011111011… |
… | …000010010000 |
3 | 221121111222202 |
4 | 303323002100 |
5 | 11441024102 |
6 | 1203422332 |
7 | 223456442 |
oct | 63730220 |
9 | 27544882 |
10 | 13611152 |
11 | 7757295 |
12 | 46849a8 |
13 | 2a87449 |
14 | 1b44492 |
15 | 12dce02 |
hex | cfb090 |
13611152 has 40 divisors (see below), whose sum is σ = 28185696. Its totient is φ = 6345216.
The previous prime is 13611151. The next prime is 13611173. The reversal of 13611152 is 25111631.
It is not an unprimeable number, because it can be changed into a prime (13611151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44183 + ... + 44489.
Almost surely, 213611152 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13611152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14092848).
13611152 is an abundant number, since it is smaller than the sum of its proper divisors (14574544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13611152 is a wasteful number, since it uses less digits than its factorization.
13611152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 495 (or 489 counting only the distinct ones).
The product of its digits is 180, while the sum is 20.
The square root of 13611152 is about 3689.3294783741. The cubic root of 13611152 is about 238.7618643081.
Adding to 13611152 its reverse (25111631), we get a palindrome (38722783).
The spelling of 13611152 in words is "thirteen million, six hundred eleven thousand, one hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •