Base | Representation |
---|---|
bin | 110001001010… |
… | …010100110000 |
3 | 220020202010001 |
4 | 301022110300 |
5 | 11244343334 |
6 | 1140115344 |
7 | 214353301 |
oct | 61122460 |
9 | 26222101 |
10 | 12887344 |
11 | 73024a8 |
12 | 4395b54 |
13 | 2892b62 |
14 | 19d67a8 |
15 | 11e8714 |
hex | c4a530 |
12887344 has 20 divisors (see below), whose sum is σ = 25076520. Its totient is φ = 6416000.
The previous prime is 12887341. The next prime is 12887389. The reversal of 12887344 is 44378821.
It is not an unprimeable number, because it can be changed into a prime (12887341) 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, 2412 + ... + 5620.
It is an arithmetic number, because the mean of its divisors is an integer number (1253826).
Almost surely, 212887344 is an apocalyptic number.
It is an amenable number.
12887344 is a deficient number, since it is larger than the sum of its proper divisors (12189176).
12887344 is a wasteful number, since it uses less digits than its factorization.
12887344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3468 (or 3462 counting only the distinct ones).
The product of its digits is 43008, while the sum is 37.
The square root of 12887344 is about 3589.8947059768. The cubic root of 12887344 is about 234.4522871393.
It can be divided in two parts, 12887 and 344, that added together give a palindrome (13231).
The spelling of 12887344 in words is "twelve million, eight hundred eighty-seven thousand, three hundred forty-four".
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