Base | Representation |
---|---|
bin | 100111010101110… |
… | …0011101111100100 |
3 | 10101222220001102212 |
4 | 1032223203233210 |
5 | 10200412311234 |
6 | 334553022552 |
7 | 44466111221 |
oct | 11653435744 |
9 | 3358801385 |
10 | 1320041444 |
11 | 618146747 |
12 | 30a0b4a58 |
13 | 180634217 |
14 | c745a948 |
15 | 7ad4d5ce |
hex | 4eae3be4 |
1320041444 has 6 divisors (see below), whose sum is σ = 2310072534. Its totient is φ = 660020720.
The previous prime is 1320041441. The next prime is 1320041497. The reversal of 1320041444 is 4441400231.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 906732544 + 413308900 = 30112^2 + 20330^2 .
It is not an unprimeable number, because it can be changed into a prime (1320041441) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165005177 + ... + 165005184.
It is an arithmetic number, because the mean of its divisors is an integer number (385012089).
Almost surely, 21320041444 is an apocalyptic number.
It is an amenable number.
1320041444 is a deficient number, since it is larger than the sum of its proper divisors (990031090).
1320041444 is a wasteful number, since it uses less digits than its factorization.
1320041444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 330010365 (or 330010363 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 23.
The square root of 1320041444 is about 36332.3745989716. The cubic root of 1320041444 is about 1096.9727907867.
Adding to 1320041444 its reverse (4441400231), we get a palindrome (5761441675).
The spelling of 1320041444 in words is "one billion, three hundred twenty million, forty-one thousand, four hundred forty-four".
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