Base | Representation |
---|---|
bin | 111011101000011… |
… | …001001000011010 |
3 | 2120201111211202212 |
4 | 323220121020122 |
5 | 4022103210232 |
6 | 243134555122 |
7 | 33535431434 |
oct | 7350311032 |
9 | 2521454685 |
10 | 1000444442 |
11 | 4737a7798 |
12 | 23b068aa2 |
13 | 12c36457a |
14 | 96c25654 |
15 | 5cc6ceb2 |
hex | 3ba1921a |
1000444442 has 4 divisors (see below), whose sum is σ = 1500666666. Its totient is φ = 500222220.
The previous prime is 1000444429. The next prime is 1000444453. The reversal of 1000444442 is 2444440001.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2444440001 = 13063 ⋅187127.
It can be written as a sum of positive squares in only one way, i.e., 716151121 + 284293321 = 26761^2 + 16861^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250111109 + ... + 250111112.
Almost surely, 21000444442 is an apocalyptic number.
1000444442 is a deficient number, since it is larger than the sum of its proper divisors (500222224).
1000444442 is an equidigital number, since it uses as much as digits as its factorization.
1000444442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 500222223.
The product of its (nonzero) digits is 2048, while the sum is 23.
The square root of 1000444442 is about 31629.8030660957. The cubic root of 1000444442 is about 1000.1481253911.
Adding to 1000444442 its reverse (2444440001), we get a palindrome (3444884443).
The spelling of 1000444442 in words is "one billion, four hundred forty-four thousand, four hundred forty-two".
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