Base | Representation |
---|---|
bin | 1011101010100001… |
… | …0001101010101111 |
3 | 22002012202101120122 |
4 | 2322220101222233 |
5 | 22403031322203 |
6 | 1234410435155 |
7 | 140410040423 |
oct | 27250215257 |
9 | 8065671518 |
10 | 3131120303 |
11 | 1367488033 |
12 | 734732abb |
13 | 3ab902c0c |
14 | 219bb8b83 |
15 | 134d44538 |
hex | baa11aaf |
3131120303 has 8 divisors (see below), whose sum is σ = 3204457200. Its totient is φ = 3058631488.
The previous prime is 3131120297. The next prime is 3131120309. The reversal of 3131120303 is 3030211313.
It is an interprime number because it is at equal distance from previous prime (3131120297) and next prime (3131120309).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3131120303 - 24 = 3131120287 is a prime.
It is a super-3 number, since 3×31311203033 (a number of 29 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3131120309) 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 7 ways as a sum of consecutive naturals, for example, 204548 + ... + 219321.
It is an arithmetic number, because the mean of its divisors is an integer number (400557150).
Almost surely, 23131120303 is an apocalyptic number.
3131120303 is a deficient number, since it is larger than the sum of its proper divisors (73336897).
3131120303 is an equidigital number, since it uses as much as digits as its factorization.
3131120303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 424041.
The product of its (nonzero) digits is 162, while the sum is 17.
The square root of 3131120303 is about 55956.4143150720. The cubic root of 3131120303 is about 1462.9626933318.
Adding to 3131120303 its reverse (3030211313), we get a palindrome (6161331616).
The spelling of 3131120303 in words is "three billion, one hundred thirty-one million, one hundred twenty thousand, three hundred three".
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