Base | Representation |
---|---|
bin | 1000010110001100… |
… | …00001111100001001 |
3 | 102120021222100010101 |
4 | 10023012001330021 |
5 | 33134130104411 |
6 | 2020353245401 |
7 | 216021462100 |
oct | 41306017411 |
9 | 12507870111 |
10 | 4481097481 |
11 | 199a50a953 |
12 | a50863861 |
13 | 5654b8a93 |
14 | 3071c9037 |
15 | 1b36078c1 |
hex | 10b181f09 |
4481097481 has 27 divisors (see below), whose sum is σ = 5325742503. Its totient is φ = 3759406560.
The previous prime is 4481097443. The next prime is 4481097497. The reversal of 4481097481 is 1847901844.
The square root of 4481097481 is 66941.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 2543689225 + 1937408256 = 50435^2 + 44016^2 .
It is not a de Polignac number, because 4481097481 - 213 = 4481089289 is a prime.
It is a super-2 number, since 2×44810974812 = 40160469268449090722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4481097421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 34206786 + ... + 34206916.
Almost surely, 24481097481 is an apocalyptic number.
4481097481 is the 66941-st square number.
4481097481 is the 33471-st centered octagonal number.
It is an amenable number.
4481097481 is a deficient number, since it is larger than the sum of its proper divisors (844645022).
4481097481 is an frugal number, since it uses more digits than its factorization.
4481097481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 422 (or 211 counting only the distinct ones).
The product of its (nonzero) digits is 258048, while the sum is 46.
The cubic root of 4481097481 is about 1648.6487229895.
The spelling of 4481097481 in words is "four billion, four hundred eighty-one million, ninety-seven thousand, four hundred eighty-one".
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