Base | Representation |
---|---|
bin | 1011101010010001… |
… | …1110001111000101 |
3 | 22002010212201211002 |
4 | 2322210132033011 |
5 | 22402302420310 |
6 | 1234333223045 |
7 | 140365415426 |
oct | 27244361705 |
9 | 8063781732 |
10 | 3130123205 |
11 | 1366966990 |
12 | 734331a85 |
13 | 3ab644111 |
14 | 2199d964d |
15 | 134be8da5 |
hex | ba91e3c5 |
3130123205 has 8 divisors (see below), whose sum is σ = 4097615904. Its totient is φ = 2276453200.
The previous prime is 3130123201. The next prime is 3130123223. The reversal of 3130123205 is 5023210313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3130123205 - 22 = 3130123201 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3130123201) 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, 28455611 + ... + 28455720.
It is an arithmetic number, because the mean of its divisors is an integer number (512201988).
Almost surely, 23130123205 is an apocalyptic number.
It is an amenable number.
3130123205 is a deficient number, since it is larger than the sum of its proper divisors (967492699).
3130123205 is a wasteful number, since it uses less digits than its factorization.
3130123205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56911347.
The product of its (nonzero) digits is 540, while the sum is 20.
The square root of 3130123205 is about 55947.5040104561. The cubic root of 3130123205 is about 1462.8073844856.
Adding to 3130123205 its reverse (5023210313), we get a palindrome (8153333518).
The spelling of 3130123205 in words is "three billion, one hundred thirty million, one hundred twenty-three thousand, two hundred five".
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