Base | Representation |
---|---|
bin | 100111111111111… |
… | …0010110011001011 |
3 | 10110112102220221002 |
4 | 1033333302303023 |
5 | 10222040420321 |
6 | 341102205215 |
7 | 45154600442 |
oct | 11777626313 |
9 | 3415386832 |
10 | 1342123211 |
11 | 629659040 |
12 | 31558380b |
13 | 185096060 |
14 | ca367d59 |
15 | 7cc6120b |
hex | 4fff2ccb |
1342123211 has 32 divisors (see below), whose sum is σ = 1617573888. Its totient is φ = 1097331840.
The previous prime is 1342123201. The next prime is 1342123217. The reversal of 1342123211 is 1123212431.
It is a de Polignac number, because none of the positive numbers 2k-1342123211 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1342123217) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2667986 + ... + 2668488.
It is an arithmetic number, because the mean of its divisors is an integer number (50549184).
Almost surely, 21342123211 is an apocalyptic number.
1342123211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1342123211 is a deficient number, since it is larger than the sum of its proper divisors (275450677).
1342123211 is a wasteful number, since it uses less digits than its factorization.
1342123211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 971.
The product of its digits is 288, while the sum is 20.
The square root of 1342123211 is about 36634.9998089259. Note that the first 3 decimals coincide. The cubic root of 1342123211 is about 1103.0557488658.
Adding to 1342123211 its reverse (1123212431), we get a palindrome (2465335642).
The spelling of 1342123211 in words is "one billion, three hundred forty-two million, one hundred twenty-three thousand, two hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •