Base | Representation |
---|---|
bin | 10110101111110010… |
… | …01000000000000011 |
3 | 1011112002001102210010 |
4 | 23113321020000003 |
5 | 200002233323021 |
6 | 5335441440003 |
7 | 611424244434 |
oct | 132771100003 |
9 | 34462042703 |
10 | 12212011011 |
11 | 51a73a8692 |
12 | 2449940003 |
13 | 11c8065b25 |
14 | 83bc4948b |
15 | 4b719d976 |
hex | 2d7e48003 |
12212011011 has 8 divisors (see below), whose sum is σ = 16353785680. Its totient is φ = 8105788512.
The previous prime is 12212010997. The next prime is 12212011027. The reversal of 12212011011 is 11011021221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12212011011 - 27 = 12212010883 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12212011711) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8887240 + ... + 8888613.
It is an arithmetic number, because the mean of its divisors is an integer number (2044223210).
Almost surely, 212212011011 is an apocalyptic number.
12212011011 is a deficient number, since it is larger than the sum of its proper divisors (4141774669).
12212011011 is a wasteful number, since it uses less digits than its factorization.
12212011011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17776085.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 12212011011 its reverse (11011021221), we get a palindrome (23223032232).
The spelling of 12212011011 in words is "twelve billion, two hundred twelve million, eleven thousand, eleven".
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