Base | Representation |
---|---|
bin | 101100000111010101111… |
… | …001011011101110110001 |
3 | 101201210221021101001022022 |
4 | 230013111321123232301 |
5 | 344132043334441411 |
6 | 10240400454521225 |
7 | 432010254323066 |
oct | 54072571335661 |
9 | 11653837331268 |
10 | 3031540546481 |
11 | a6973a674117 |
12 | 40b648966215 |
13 | 18cb47112765 |
14 | a6a27b9ac6d |
15 | 53ccd725edb |
hex | 2c1d5e5bbb1 |
3031540546481 has 2 divisors, whose sum is σ = 3031540546482. Its totient is φ = 3031540546480.
The previous prime is 3031540546439. The next prime is 3031540546519. The reversal of 3031540546481 is 1846450451303.
3031540546481 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2741756430625 + 289784115856 = 1655825^2 + 538316^2 .
It is a cyclic number.
It is not a de Polignac number, because 3031540546481 - 210 = 3031540545457 is a prime.
It is a super-2 number, since 2×30315405464812 (a number of 26 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (3031540546421) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1515770273240 + 1515770273241.
It is an arithmetic number, because the mean of its divisors is an integer number (1515770273241).
Almost surely, 23031540546481 is an apocalyptic number.
It is an amenable number.
3031540546481 is a deficient number, since it is larger than the sum of its proper divisors (1).
3031540546481 is an equidigital number, since it uses as much as digits as its factorization.
3031540546481 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 691200, while the sum is 44.
Adding to 3031540546481 its reverse (1846450451303), we get a palindrome (4877990997784).
The spelling of 3031540546481 in words is "three trillion, thirty-one billion, five hundred forty million, five hundred forty-six thousand, four hundred eighty-one".
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