Base | Representation |
---|---|
bin | 10110101111101100… |
… | …11100110111000111 |
3 | 1011112000201211012121 |
4 | 23113312130313013 |
5 | 200002043410043 |
6 | 5335414430411 |
7 | 611415264643 |
oct | 132766346707 |
9 | 34460654177 |
10 | 12211310023 |
11 | 51a6a69a60 |
12 | 2449662407 |
13 | 11c7b7ba43 |
14 | 83bb05c23 |
15 | 4b70b0ded |
hex | 2d7d9cdc7 |
12211310023 has 16 divisors (see below), whose sum is σ = 13383972000. Its totient is φ = 11049194880.
The previous prime is 12211309993. The next prime is 12211310047. The reversal of 12211310023 is 32001311221.
It is a cyclic number.
It is not a de Polignac number, because 12211310023 - 25 = 12211309991 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12211309979 and 12211310006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12211311023) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2350713 + ... + 2355901.
It is an arithmetic number, because the mean of its divisors is an integer number (836498250).
Almost surely, 212211310023 is an apocalyptic number.
12211310023 is a deficient number, since it is larger than the sum of its proper divisors (1172661977).
12211310023 is a wasteful number, since it uses less digits than its factorization.
12211310023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6162.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 12211310023 its reverse (32001311221), we get a palindrome (44212621244).
The spelling of 12211310023 in words is "twelve billion, two hundred eleven million, three hundred ten thousand, twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.090 sec. • engine limits •