Base | Representation |
---|---|
bin | 11101111001000101110… |
… | …000110010011011101001 |
3 | 21021101011021110000101112 |
4 | 131321011300302123221 |
5 | 232123412141103443 |
6 | 4211400440200105 |
7 | 301260055402535 |
oct | 35710560623351 |
9 | 7241137400345 |
10 | 2054164784873 |
11 | 722191518403 |
12 | 29213b769035 |
13 | 11b926100136 |
14 | 715ca38abc5 |
15 | 386782e7b18 |
hex | 1de45c326e9 |
2054164784873 has 2 divisors, whose sum is σ = 2054164784874. Its totient is φ = 2054164784872.
The previous prime is 2054164784827. The next prime is 2054164784891. The reversal of 2054164784873 is 3784874614502.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2006792391769 + 47372393104 = 1416613^2 + 217652^2 .
It is a cyclic number.
It is not a de Polignac number, because 2054164784873 - 214 = 2054164768489 is a prime.
It is a super-2 number, since 2×20541647848732 (a number of 25 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2054164784803) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1027082392436 + 1027082392437.
It is an arithmetic number, because the mean of its divisors is an integer number (1027082392437).
Almost surely, 22054164784873 is an apocalyptic number.
It is an amenable number.
2054164784873 is a deficient number, since it is larger than the sum of its proper divisors (1).
2054164784873 is an equidigital number, since it uses as much as digits as its factorization.
2054164784873 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 36126720, while the sum is 59.
The spelling of 2054164784873 in words is "two trillion, fifty-four billion, one hundred sixty-four million, seven hundred eighty-four thousand, eight hundred seventy-three".
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