Base | Representation |
---|---|
bin | 10100111000100110… |
… | …01010111111011011 |
3 | 1001221101202002012111 |
4 | 22130103022333123 |
5 | 140430311043133 |
6 | 5052324253151 |
7 | 544564115233 |
oct | 123423127733 |
9 | 31841662174 |
10 | 11212206043 |
11 | 4833aa8395 |
12 | 220ab411b7 |
13 | 1098b9665c |
14 | 78514ccc3 |
15 | 45950a1cd |
hex | 29c4cafdb |
11212206043 has 4 divisors (see below), whose sum is σ = 11214753480. Its totient is φ = 11209658608.
The previous prime is 11212206001. The next prime is 11212206059. The reversal of 11212206043 is 34060221211.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34060221211 = 787 ⋅43278553.
It is a cyclic number.
It is not a de Polignac number, because 11212206043 - 213 = 11212197851 is a prime.
It is a super-3 number, since 3×112122060433 (a number of 31 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11212206743) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1267105 + ... + 1275922.
It is an arithmetic number, because the mean of its divisors is an integer number (2803688370).
Almost surely, 211212206043 is an apocalyptic number.
11212206043 is a deficient number, since it is larger than the sum of its proper divisors (2547437).
11212206043 is an equidigital number, since it uses as much as digits as its factorization.
11212206043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2547436.
The product of its (nonzero) digits is 576, while the sum is 22.
Adding to 11212206043 its reverse (34060221211), we get a palindrome (45272427254).
The spelling of 11212206043 in words is "eleven billion, two hundred twelve million, two hundred six thousand, forty-three".
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