Base | Representation |
---|---|
bin | 11000110001110110… |
… | …00100100110111000 |
3 | 1021100010000110210111 |
4 | 30120323010212320 |
5 | 204221034243230 |
6 | 10040014154104 |
7 | 650442656314 |
oct | 143073044670 |
9 | 37303013714 |
10 | 13303040440 |
11 | 57072461a8 |
12 | 26b31b2934 |
13 | 13400c5681 |
14 | 902ad0b44 |
15 | 52cd6192a |
hex | 318ec49b8 |
13303040440 has 32 divisors (see below), whose sum is σ = 29937312000. Its totient is φ = 5320243584.
The previous prime is 13303040431. The next prime is 13303040477. The reversal of 13303040440 is 4404030331.
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, 215806 + ... + 270514.
It is an arithmetic number, because the mean of its divisors is an integer number (935541000).
Almost surely, 213303040440 is an apocalyptic number.
13303040440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13303040440 is an abundant number, since it is smaller than the sum of its proper divisors (16634271560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13303040440 is a wasteful number, since it uses less digits than its factorization.
13303040440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60799 (or 60795 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 22.
Adding to 13303040440 its reverse (4404030331), we get a palindrome (17707070771).
The spelling of 13303040440 in words is "thirteen billion, three hundred three million, forty thousand, four hundred forty".
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