Base | Representation |
---|---|
bin | 11110110001010011100… |
… | …100101110111010001001 |
3 | 21111010221221210212211011 |
4 | 132301103210232322021 |
5 | 234121022132013011 |
6 | 4255222211403521 |
7 | 305524632564262 |
oct | 36612344567211 |
9 | 7433857725734 |
10 | 2114526047881 |
11 | 745846912735 |
12 | 2a19865b35a1 |
13 | 124525657c00 |
14 | 744b4bdd969 |
15 | 3a00c60b621 |
hex | 1ec5392ee89 |
2114526047881 has 9 divisors (see below), whose sum is σ = 2289714356181. Its totient is φ = 1951852748352.
The previous prime is 2114526047869. The next prime is 2114526047947. The reversal of 2114526047881 is 1887406254112.
The square root of 2114526047881 is 1454141.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 1209249916281 + 905276131600 = 1099659^2 + 951460^2 .
It is not a de Polignac number, because 2114526047881 - 233 = 2105936113289 is a prime.
It is a super-2 number, since 2×21145260478812 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2114526047861) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 18847905 + ... + 18959761.
Almost surely, 22114526047881 is an apocalyptic number.
2114526047881 is the 1454141-st square number.
2114526047881 is the 727071-st centered octagonal number.
It is an amenable number.
2114526047881 is a deficient number, since it is larger than the sum of its proper divisors (175188308300).
2114526047881 is an frugal number, since it uses more digits than its factorization.
2114526047881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 223740 (or 111870 counting only the distinct ones).
The product of its (nonzero) digits is 860160, while the sum is 49.
Multiplying 2114526047881 by its sum of digits (49), we get a square (103611776346169 = 101789872).
The spelling of 2114526047881 in words is "two trillion, one hundred fourteen billion, five hundred twenty-six million, forty-seven thousand, eight hundred eighty-one".
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