Base | Representation |
---|---|
bin | 101100000000101000101 |
3 | 2201021012202 |
4 | 11200011011 |
5 | 332121432 |
6 | 50524245 |
7 | 15154265 |
oct | 5400505 |
9 | 2637182 |
10 | 1442117 |
11 | 8a5536 |
12 | 596685 |
13 | 3b6531 |
14 | 2977a5 |
15 | 1d7462 |
hex | 160145 |
1442117 has 4 divisors (see below), whose sum is σ = 1444896. Its totient is φ = 1439340.
The previous prime is 1442087. The next prime is 1442143. The reversal of 1442117 is 7112441.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1442117 - 26 = 1442053 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1442017) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353 + ... + 1734.
It is an arithmetic number, because the mean of its divisors is an integer number (361224).
21442117 is an apocalyptic number.
It is an amenable number.
1442117 is a deficient number, since it is larger than the sum of its proper divisors (2779).
1442117 is an equidigital number, since it uses as much as digits as its factorization.
1442117 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2778.
The product of its digits is 224, while the sum is 20.
The square root of 1442117 is about 1200.8817593752. The cubic root of 1442117 is about 112.9796345161.
Adding to 1442117 its reverse (7112441), we get a palindrome (8554558).
The spelling of 1442117 in words is "one million, four hundred forty-two thousand, one hundred seventeen".
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