Base | Representation |
---|---|
bin | 110010110001… |
… | …001000100000 |
3 | 221001010202111 |
4 | 302301020200 |
5 | 11401332243 |
6 | 1153125104 |
7 | 221056066 |
oct | 62611040 |
9 | 27033674 |
10 | 13308448 |
11 | 756a91a |
12 | 4559794 |
13 | 29ac72a |
14 | 1aa6036 |
15 | 127d39d |
hex | cb1220 |
13308448 has 24 divisors (see below), whose sum is σ = 27106380. Its totient is φ = 6424320.
The previous prime is 13308443. The next prime is 13308479. The reversal of 13308448 is 84480331.
It can be written as a sum of positive squares in 2 ways, for example, as 12027024 + 1281424 = 3468^2 + 1132^2 .
It is a super-2 number, since 2×133084482 = 354229576337408, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13308443) 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, 6243 + ... + 8098.
Almost surely, 213308448 is an apocalyptic number.
It is an amenable number.
13308448 is an abundant number, since it is smaller than the sum of its proper divisors (13797932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13308448 is a wasteful number, since it uses less digits than its factorization.
13308448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14380 (or 14372 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 31.
The square root of 13308448 is about 3648.0745606415. The cubic root of 13308448 is about 236.9786042985.
Adding to 13308448 its reverse (84480331), we get a palindrome (97788779).
The spelling of 13308448 in words is "thirteen million, three hundred eight thousand, four hundred forty-eight".
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