Base | Representation |
---|---|
bin | 10011001100001101… |
… | …11000000101011101 |
3 | 222121000221022002222 |
4 | 21212012320011131 |
5 | 132100032410323 |
6 | 4422205155125 |
7 | 513214111253 |
oct | 114606700535 |
9 | 28530838088 |
10 | 10303013213 |
11 | 4407867359 |
12 | 1bb655baa5 |
13 | c8270192c |
14 | 6da4bc5d3 |
15 | 4047b49c8 |
hex | 2661b815d |
10303013213 has 4 divisors (see below), whose sum is σ = 10397536380. Its totient is φ = 10208490048.
The previous prime is 10303013167. The next prime is 10303013221. The reversal of 10303013213 is 31231030301.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31231030301 = 13241 ⋅2358661.
It can be written as a sum of positive squares in 2 ways, for example, as 3807136804 + 6495876409 = 61702^2 + 80597^2 .
It is not a de Polignac number, because 10303013213 - 210 = 10303012189 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10303013191 and 10303013200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10303013233) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47261420 + ... + 47261637.
It is an arithmetic number, because the mean of its divisors is an integer number (2599384095).
Almost surely, 210303013213 is an apocalyptic number.
It is an amenable number.
10303013213 is a deficient number, since it is larger than the sum of its proper divisors (94523167).
10303013213 is an equidigital number, since it uses as much as digits as its factorization.
10303013213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 94523166.
The product of its (nonzero) digits is 162, while the sum is 17.
Adding to 10303013213 its reverse (31231030301), we get a palindrome (41534043514).
The spelling of 10303013213 in words is "ten billion, three hundred three million, thirteen thousand, two hundred thirteen".
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