Base | Representation |
---|---|
bin | 101010111110011… |
… | …1110000111000001 |
3 | 10201111110112202222 |
4 | 1111330332013001 |
5 | 10423130441101 |
6 | 355032020425 |
7 | 50510122625 |
oct | 12574760701 |
9 | 3644415688 |
10 | 1442046401 |
11 | 67aaa7894 |
12 | 342b31715 |
13 | 19c9b08c3 |
14 | d9739185 |
15 | 868ed01b |
hex | 55f3e1c1 |
1442046401 has 8 divisors (see below), whose sum is σ = 1522799520. Its totient is φ = 1361778912.
The previous prime is 1442046391. The next prime is 1442046421. The reversal of 1442046401 is 1046402441.
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 1442046401 - 218 = 1441784257 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1442046421) 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, 115295 + ... + 127188.
It is an arithmetic number, because the mean of its divisors is an integer number (190349940).
Almost surely, 21442046401 is an apocalyptic number.
It is an amenable number.
1442046401 is a deficient number, since it is larger than the sum of its proper divisors (80753119).
1442046401 is a wasteful number, since it uses less digits than its factorization.
1442046401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 242815.
The product of its (nonzero) digits is 3072, while the sum is 26.
The square root of 1442046401 is about 37974.2860499049. The cubic root of 1442046401 is about 1129.7779084241. Note that the first 3 decimals are identical.
Adding to 1442046401 its reverse (1046402441), we get a palindrome (2488448842).
The spelling of 1442046401 in words is "one billion, four hundred forty-two million, forty-six thousand, four hundred one".
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