Base | Representation |
---|---|
bin | 1011101000100110… |
… | …1100000110100001 |
3 | 22001122200000200122 |
4 | 2322021230012201 |
5 | 22344003231423 |
6 | 1233522530025 |
7 | 140251633655 |
oct | 27211540641 |
9 | 8048600618 |
10 | 3123102113 |
11 | 1362a0092a |
12 | 731b06915 |
13 | 3aa056421 |
14 | 218acca65 |
15 | 1342ad8c8 |
hex | ba26c1a1 |
3123102113 has 8 divisors (see below), whose sum is σ = 3340906632. Its totient is φ = 2909085696.
The previous prime is 3123102109. The next prime is 3123102137. The reversal of 3123102113 is 3112013213.
It can be written as a sum of positive squares in 4 ways, for example, as 1478556304 + 1644545809 = 38452^2 + 40553^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3123102113 - 22 = 3123102109 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 3123102091 and 3123102100.
It is not an unprimeable number, because it can be changed into a prime (3123102193) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 945320 + ... + 948617.
It is an arithmetic number, because the mean of its divisors is an integer number (417613329).
Almost surely, 23123102113 is an apocalyptic number.
It is an amenable number.
3123102113 is a deficient number, since it is larger than the sum of its proper divisors (217804519).
3123102113 is a wasteful number, since it uses less digits than its factorization.
3123102113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1894051.
The product of its (nonzero) digits is 108, while the sum is 17.
The square root of 3123102113 is about 55884.7216419658. The cubic root of 3123102113 is about 1461.7128382226.
Adding to 3123102113 its reverse (3112013213), we get a palindrome (6235115326).
Subtracting from 3123102113 its reverse (3112013213), we obtain a square (11088900 = 33302).
The spelling of 3123102113 in words is "three billion, one hundred twenty-three million, one hundred two thousand, one hundred thirteen".
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