Base | Representation |
---|---|
bin | 101000110000101111010… |
… | …010101101011111100001 |
3 | 100220210011022121200112201 |
4 | 220300233102231133201 |
5 | 331343134200023243 |
6 | 5542451345453201 |
7 | 406242112044313 |
oct | 50605722553741 |
9 | 10823138550481 |
10 | 2801112111073 |
11 | 98aa43842041 |
12 | 392a5a941201 |
13 | 1741b3a42123 |
14 | 998087c77b3 |
15 | 4cce3c4904d |
hex | 28c2f4ad7e1 |
2801112111073 has 2 divisors, whose sum is σ = 2801112111074. Its totient is φ = 2801112111072.
The previous prime is 2801112111041. The next prime is 2801112111097. The reversal of 2801112111073 is 3701112111082.
2801112111073 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., 2791916835409 + 9195275664 = 1670903^2 + 95892^2 .
It is a cyclic number.
It is not a de Polignac number, because 2801112111073 - 25 = 2801112111041 is a prime.
It is a super-2 number, since 2×28011121110732 (a number of 26 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2801112111173) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1400556055536 + 1400556055537.
It is an arithmetic number, because the mean of its divisors is an integer number (1400556055537).
Almost surely, 22801112111073 is an apocalyptic number.
It is an amenable number.
2801112111073 is a deficient number, since it is larger than the sum of its proper divisors (1).
2801112111073 is an equidigital number, since it uses as much as digits as its factorization.
2801112111073 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 672, while the sum is 28.
Subtracting 2801112111073 from its reverse (3701112111082), we obtain a palindrome (900000000009).
The spelling of 2801112111073 in words is "two trillion, eight hundred one billion, one hundred twelve million, one hundred eleven thousand, seventy-three".
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