Base | Representation |
---|---|
bin | 101100000000101000011 |
3 | 2201021012200 |
4 | 11200011003 |
5 | 332121430 |
6 | 50524243 |
7 | 15154263 |
oct | 5400503 |
9 | 2637180 |
10 | 1442115 |
11 | 8a5534 |
12 | 596683 |
13 | 3b652c |
14 | 2977a3 |
15 | 1d7460 |
hex | 160143 |
1442115 has 24 divisors (see below), whose sum is σ = 2539680. Its totient is φ = 756864.
The previous prime is 1442087. The next prime is 1442143. The reversal of 1442115 is 5112441.
It is an interprime number because it is at equal distance from previous prime (1442087) and next prime (1442143).
It is not a de Polignac number, because 1442115 - 29 = 1441603 is a prime.
1442115 is a lucky number.
It is a congruent number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 3066 + ... + 3504.
It is an arithmetic number, because the mean of its divisors is an integer number (105820).
21442115 is an apocalyptic number.
1442115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1442115 is a deficient number, since it is larger than the sum of its proper divisors (1097565).
1442115 is a wasteful number, since it uses less digits than its factorization.
1442115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 523 (or 520 counting only the distinct ones).
The product of its digits is 160, while the sum is 18.
The square root of 1442115 is about 1200.8809266534. The cubic root of 1442115 is about 112.9795822874.
Adding to 1442115 its reverse (5112441), we get a palindrome (6554556).
The spelling of 1442115 in words is "one million, four hundred forty-two thousand, one hundred fifteen".
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