Base | Representation |
---|---|
bin | 100101111010100101100 |
3 | 2100010021021 |
4 | 10233110230 |
5 | 304224122 |
6 | 42343524 |
7 | 13363123 |
oct | 4572454 |
9 | 2303237 |
10 | 1242412 |
11 | 779496 |
12 | 4baba4 |
13 | 346672 |
14 | 244aba |
15 | 1981c7 |
hex | 12f52c |
1242412 has 12 divisors (see below), whose sum is σ = 2184336. Its totient is φ = 618320.
The previous prime is 1242407. The next prime is 1242413. The reversal of 1242412 is 2142421.
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (1242413) 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 3 ways as a sum of consecutive naturals, for example, 462 + ... + 1642.
It is an arithmetic number, because the mean of its divisors is an integer number (182028).
21242412 is an apocalyptic number.
It is an amenable number.
1242412 is a deficient number, since it is larger than the sum of its proper divisors (941924).
1242412 is a wasteful number, since it uses less digits than its factorization.
1242412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1448 (or 1446 counting only the distinct ones).
The product of its digits is 128, while the sum is 16.
The square root of 1242412 is about 1114.6353663867. The cubic root of 1242412 is about 107.5033206113.
Adding to 1242412 its reverse (2142421), we get a palindrome (3384833).
Subtracting 1242412 from its reverse (2142421), we obtain a palindrome (900009).
It can be divided in two parts, 12 and 42412, that added together give a palindrome (42424).
The spelling of 1242412 in words is "one million, two hundred forty-two thousand, four hundred twelve".
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