Base | Representation |
---|---|
bin | 101110001010… |
… | …110101111001 |
3 | 211202220020111 |
4 | 232022311321 |
5 | 11044244113 |
6 | 1111224321 |
7 | 204605545 |
oct | 56126571 |
9 | 24686214 |
10 | 12103033 |
11 | 6917208 |
12 | 40780a1 |
13 | 2679b77 |
14 | 1870a25 |
15 | 10e113d |
hex | b8ad79 |
12103033 has 8 divisors (see below), whose sum is σ = 12548360. Its totient is φ = 11664000.
The previous prime is 12103009. The next prime is 12103043. The reversal of 12103033 is 33030121.
It can be written as a sum of positive squares in 4 ways, for example, as 5508409 + 6594624 = 2347^2 + 2568^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12103033 - 221 = 10005881 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12103043) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2533 + ... + 5533.
It is an arithmetic number, because the mean of its divisors is an integer number (1568545).
Almost surely, 212103033 is an apocalyptic number.
It is an amenable number.
12103033 is a deficient number, since it is larger than the sum of its proper divisors (445327).
12103033 is a wasteful number, since it uses less digits than its factorization.
12103033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3147.
The product of its (nonzero) digits is 54, while the sum is 13.
The square root of 12103033 is about 3478.9413619663. The cubic root of 12103033 is about 229.5962228797.
Adding to 12103033 its reverse (33030121), we get a palindrome (45133154).
The spelling of 12103033 in words is "twelve million, one hundred three thousand, thirty-three".
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