Base | Representation |
---|---|
bin | 100000010100100100001… |
… | …001000000111101101001 |
3 | 21212100001120211220210001 |
4 | 200110210021000331221 |
5 | 242342310213410144 |
6 | 4420210012223001 |
7 | 316320016123153 |
oct | 40244411007551 |
9 | 7770046756701 |
10 | 2221104435049 |
11 | 786a68605445 |
12 | 2ba56b46aa61 |
13 | 1315ac002726 |
14 | 797057cbad3 |
15 | 3cb9912cbd4 |
hex | 20524240f69 |
2221104435049 has 2 divisors, whose sum is σ = 2221104435050. Its totient is φ = 2221104435048.
The previous prime is 2221104435007. The next prime is 2221104435101. The reversal of 2221104435049 is 9405344011222.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2097037053225 + 124067381824 = 1448115^2 + 352232^2 .
It is a cyclic number.
It is not a de Polignac number, because 2221104435049 - 29 = 2221104434537 is a prime.
It is a super-2 number, since 2×22211044350492 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2221104434999 and 2221104435017.
It is not a weakly prime, because it can be changed into another prime (2221104465049) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110552217524 + 1110552217525.
It is an arithmetic number, because the mean of its divisors is an integer number (1110552217525).
Almost surely, 22221104435049 is an apocalyptic number.
It is an amenable number.
2221104435049 is a deficient number, since it is larger than the sum of its proper divisors (1).
2221104435049 is an equidigital number, since it uses as much as digits as its factorization.
2221104435049 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 69120, while the sum is 37.
The spelling of 2221104435049 in words is "two trillion, two hundred twenty-one billion, one hundred four million, four hundred thirty-five thousand, forty-nine".
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