Base | Representation |
---|---|
bin | 1001000110011001100110… |
… | …01110111111111101101001 |
3 | 2121212001011211000212020002 |
4 | 10203030303032333331221 |
5 | 10110330224210431324 |
6 | 110320551131112345 |
7 | 4133520005130341 |
oct | 443146316777551 |
9 | 77761154025202 |
10 | 20011112202089 |
11 | 6415735170a28 |
12 | 22b2354ba26b5 |
13 | b22069534b48 |
14 | 4d2785db7d21 |
15 | 24a8056da3ae |
hex | 1233333bff69 |
20011112202089 has 2 divisors, whose sum is σ = 20011112202090. Its totient is φ = 20011112202088.
The previous prime is 20011112202071. The next prime is 20011112202097. The reversal of 20011112202089 is 98020221111002.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 14137600000000 + 5873512202089 = 3760000^2 + 2423533^2 .
It is a cyclic number.
It is not a de Polignac number, because 20011112202089 - 28 = 20011112201833 is a prime.
It is a super-2 number, since 2×200111122020892 (a number of 27 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (20011112402089) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005556101044 + 10005556101045.
It is an arithmetic number, because the mean of its divisors is an integer number (10005556101045).
Almost surely, 220011112202089 is an apocalyptic number.
It is an amenable number.
20011112202089 is a deficient number, since it is larger than the sum of its proper divisors (1).
20011112202089 is an equidigital number, since it uses as much as digits as its factorization.
20011112202089 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1152, while the sum is 29.
The spelling of 20011112202089 in words is "twenty trillion, eleven billion, one hundred twelve million, two hundred two thousand, eighty-nine".
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