Base | Representation |
---|---|
bin | 1010001100101000000010… |
… | …0101101010110101010101 |
3 | 1110200212012002110021211102 |
4 | 2203022000211222311111 |
5 | 2432144210113012411 |
6 | 35502422022515445 |
7 | 2235020233356014 |
oct | 243120045526525 |
9 | 43625162407742 |
10 | 11212022000981 |
11 | 3632aa013940a |
12 | 1310b6b595b85 |
13 | 63439b30bb79 |
14 | 2aa944160a7b |
15 | 1469b5297d3b |
hex | a328096ad55 |
11212022000981 has 16 divisors (see below), whose sum is σ = 11475809292288. Its totient is φ = 10952280864000.
The previous prime is 11212022000869. The next prime is 11212022001017. The reversal of 11212022000981 is 18900022021211.
It is a de Polignac number, because none of the positive numbers 2k-11212022000981 is a prime.
It is a super-2 number, since 2×112120220009812 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11212022050981) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 419990 + ... + 4753991.
It is an arithmetic number, because the mean of its divisors is an integer number (717238080768).
Almost surely, 211212022000981 is an apocalyptic number.
It is an amenable number.
11212022000981 is a deficient number, since it is larger than the sum of its proper divisors (263787291307).
11212022000981 is a wasteful number, since it uses less digits than its factorization.
11212022000981 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5174372.
The product of its (nonzero) digits is 1152, while the sum is 29.
The spelling of 11212022000981 in words is "eleven trillion, two hundred twelve billion, twenty-two million, nine hundred eighty-one", and thus it is an aban number.
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