Base | Representation |
---|---|
bin | 10110110000110011… |
… | …11010101001011111 |
3 | 1011112200020011100201 |
4 | 23120121322221133 |
5 | 200011433411241 |
6 | 5340350004331 |
7 | 611560306021 |
oct | 133031725137 |
9 | 34480204321 |
10 | 12220607071 |
11 | 5201239a72 |
12 | 24507a66a7 |
13 | 11c9a8565a |
14 | 83d046011 |
15 | 4b7cea931 |
hex | 2d867aa5f |
12220607071 has 4 divisors (see below), whose sum is σ = 12224075472. Its totient is φ = 12217138672.
The previous prime is 12220607057. The next prime is 12220607083. The reversal of 12220607071 is 17070602221.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 12220607071 - 25 = 12220607039 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12220607011) 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, 1728910 + ... + 1735963.
It is an arithmetic number, because the mean of its divisors is an integer number (3056018868).
Almost surely, 212220607071 is an apocalyptic number.
12220607071 is a deficient number, since it is larger than the sum of its proper divisors (3468401).
12220607071 is an equidigital number, since it uses as much as digits as its factorization.
12220607071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3468400.
The product of its (nonzero) digits is 2352, while the sum is 28.
The spelling of 12220607071 in words is "twelve billion, two hundred twenty million, six hundred seven thousand, seventy-one".
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