Base | Representation |
---|---|
bin | 100000011101111111010… |
… | …101110001110010010001 |
3 | 21220022011212102112111100 |
4 | 200131333111301302101 |
5 | 243024021424121001 |
6 | 4425002123135013 |
7 | 320125551555462 |
oct | 40357725616221 |
9 | 7808155375440 |
10 | 2231224442001 |
11 | 790291036455 |
12 | 300514674469 |
13 | 13253281a019 |
14 | 79dc586cd69 |
15 | 3d08c7e3586 |
hex | 2077f571c91 |
2231224442001 has 12 divisors (see below), whose sum is σ = 3224960389300. Its totient is φ = 1486522666080.
The previous prime is 2231224441991. The next prime is 2231224442003. The reversal of 2231224442001 is 1002444221322.
It is a happy number.
2231224442001 is a `hidden beast` number, since 2 + 2 + 3 + 12 + 2 + 444 + 200 + 1 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 391186451601 + 1840037990400 = 625449^2 + 1356480^2 .
It is not a de Polignac number, because 2231224442001 - 26 = 2231224441937 is a prime.
It is a super-3 number, since 3×22312244420013 (a number of 38 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2231224442003) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80009890 + ... + 80037771.
Almost surely, 22231224442001 is an apocalyptic number.
It is an amenable number.
2231224442001 is a deficient number, since it is larger than the sum of its proper divisors (993735947299).
2231224442001 is a wasteful number, since it uses less digits than its factorization.
2231224442001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 160049216 (or 160049213 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 27.
Adding to 2231224442001 its reverse (1002444221322), we get a palindrome (3233668663323).
It can be divided in two parts, 2231224 and 442001, that added together give a square (2673225 = 16352).
The spelling of 2231224442001 in words is "two trillion, two hundred thirty-one billion, two hundred twenty-four million, four hundred forty-two thousand, one".
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