Base | Representation |
---|---|
bin | 1011010010101110… |
… | …0000001111010001 |
3 | 21211020221011010222 |
4 | 2310223200033101 |
5 | 22202003144441 |
6 | 1220443202425 |
7 | 135055436300 |
oct | 26453401721 |
9 | 7736834128 |
10 | 3031303121 |
11 | 13161009a0 |
12 | 707216415 |
13 | 3940246b2 |
14 | 20a834437 |
15 | 12b1c8d4b |
hex | b4ae03d1 |
3031303121 has 48 divisors (see below), whose sum is σ = 3939840000. Its totient is φ = 2305527840.
The previous prime is 3031303069. The next prime is 3031303123. The reversal of 3031303121 is 1213031303.
It is not a de Polignac number, because 3031303121 - 214 = 3031286737 is a prime.
It is a super-2 number, since 2×30313031212 = 18377597222768681282, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 3031303121.
It is not an unprimeable number, because it can be changed into a prime (3031303123) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6328160 + ... + 6328638.
It is an arithmetic number, because the mean of its divisors is an integer number (82080000).
Almost surely, 23031303121 is an apocalyptic number.
It is an amenable number.
3031303121 is a deficient number, since it is larger than the sum of its proper divisors (908536879).
3031303121 is a wasteful number, since it uses less digits than its factorization.
3031303121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 762 (or 755 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 17.
The square root of 3031303121 is about 55057.2712818207. The cubic root of 3031303121 is about 1447.2485469968.
Adding to 3031303121 its reverse (1213031303), we get a palindrome (4244334424).
It can be divided in two parts, 3031303 and 121, that multiplied together give a palindrome (366787663).
The spelling of 3031303121 in words is "three billion, thirty-one million, three hundred three thousand, one hundred twenty-one".
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