Base | Representation |
---|---|
bin | 101010111110011… |
… | …1000101100010101 |
3 | 10201111102102100012 |
4 | 1111330320230111 |
5 | 10423124233323 |
6 | 355031330005 |
7 | 50510001140 |
oct | 12574705425 |
9 | 3644372305 |
10 | 1442024213 |
11 | 67aa92153 |
12 | 342b20905 |
13 | 19c9a3786 |
14 | d9731057 |
15 | 868e6678 |
hex | 55f38b15 |
1442024213 has 8 divisors (see below), whose sum is σ = 1665018432. Its totient is φ = 1223277696.
The previous prime is 1442024203. The next prime is 1442024219. The reversal of 1442024213 is 3124202441.
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 1442024213 - 226 = 1374915349 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1442024219) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1061195 + ... + 1062552.
It is an arithmetic number, because the mean of its divisors is an integer number (208127304).
Almost surely, 21442024213 is an apocalyptic number.
It is an amenable number.
1442024213 is a deficient number, since it is larger than the sum of its proper divisors (222994219).
1442024213 is an equidigital number, since it uses as much as digits as its factorization.
1442024213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2123851.
The product of its (nonzero) digits is 1536, while the sum is 23.
The square root of 1442024213 is about 37973.9939037231. The cubic root of 1442024213 is about 1129.7721139641.
Adding to 1442024213 its reverse (3124202441), we get a palindrome (4566226654).
The spelling of 1442024213 in words is "one billion, four hundred forty-two million, twenty-four thousand, two hundred thirteen".
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