Base | Representation |
---|---|
bin | 101100000000101000001 |
3 | 2201021012121 |
4 | 11200011001 |
5 | 332121423 |
6 | 50524241 |
7 | 15154261 |
oct | 5400501 |
9 | 2637177 |
10 | 1442113 |
11 | 8a5532 |
12 | 596681 |
13 | 3b652a |
14 | 2977a1 |
15 | 1d745d |
hex | 160141 |
1442113 has 4 divisors (see below), whose sum is σ = 1444608. Its totient is φ = 1439620.
The previous prime is 1442087. The next prime is 1442143. The reversal of 1442113 is 3112441.
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 a de Polignac number, because none of the positive numbers 2k-1442113 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1442143) 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, 120 + ... + 1702.
It is an arithmetic number, because the mean of its divisors is an integer number (361152).
21442113 is an apocalyptic number.
It is an amenable number.
1442113 is a deficient number, since it is larger than the sum of its proper divisors (2495).
1442113 is an equidigital number, since it uses as much as digits as its factorization.
1442113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2494.
The product of its digits is 96, while the sum is 16.
The square root of 1442113 is about 1200.8800939311. The cubic root of 1442113 is about 112.9795300588.
Adding to 1442113 its reverse (3112441), we get a palindrome (4554554).
The spelling of 1442113 in words is "one million, four hundred forty-two thousand, one hundred thirteen".
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