Base | Representation |
---|---|
bin | 100111001000100… |
… | …1010111101110011 |
3 | 10101111212121210001 |
4 | 1032101022331303 |
5 | 10142124433321 |
6 | 334144450431 |
7 | 44353241320 |
oct | 11621127563 |
9 | 3344777701 |
10 | 1313124211 |
11 | 614251723 |
12 | 307919a17 |
13 | 17c081899 |
14 | c6579b47 |
15 | 7a433c91 |
hex | 4e44af73 |
1313124211 has 32 divisors (see below), whose sum is σ = 1616670720. Its totient is φ = 1042246656.
The previous prime is 1313124203. The next prime is 1313124221. The reversal of 1313124211 is 1124213131.
It is not a de Polignac number, because 1313124211 - 23 = 1313124203 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1313124221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 733105 + ... + 734893.
It is an arithmetic number, because the mean of its divisors is an integer number (50520960).
Almost surely, 21313124211 is an apocalyptic number.
1313124211 is a deficient number, since it is larger than the sum of its proper divisors (303546509).
1313124211 is a wasteful number, since it uses less digits than its factorization.
1313124211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1963.
The product of its digits is 144, while the sum is 19.
The square root of 1313124211 is about 36237.0557716821. The cubic root of 1313124211 is about 1095.0533285121.
Adding to 1313124211 its reverse (1124213131), we get a palindrome (2437337342).
The spelling of 1313124211 in words is "one billion, three hundred thirteen million, one hundred twenty-four thousand, two hundred eleven".
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