Base | Representation |
---|---|
bin | 10010011101101110… |
… | …01101011001000101 |
3 | 221120212010010000011 |
4 | 21032313031121011 |
5 | 130300213431323 |
6 | 4315354350221 |
7 | 500440236502 |
oct | 111667153105 |
9 | 27525103004 |
10 | 9913030213 |
11 | 4227713359 |
12 | 1b07a2b371 |
13 | c1c989868 |
14 | 6a07a44a9 |
15 | 3d042e20d |
hex | 24edcd645 |
9913030213 has 4 divisors (see below), whose sum is σ = 9913288140. Its totient is φ = 9912772288.
The previous prime is 9913030187. The next prime is 9913030219. The reversal of 9913030213 is 3120303199.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1996123684 + 7916906529 = 44678^2 + 88977^2 .
It is a cyclic number.
It is not a de Polignac number, because 9913030213 - 25 = 9913030181 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9913030219) 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, 58468 + ... + 152461.
It is an arithmetic number, because the mean of its divisors is an integer number (2478322035).
Almost surely, 29913030213 is an apocalyptic number.
It is an amenable number.
9913030213 is a deficient number, since it is larger than the sum of its proper divisors (257927).
9913030213 is a wasteful number, since it uses less digits than its factorization.
9913030213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 257926.
The product of its (nonzero) digits is 4374, while the sum is 31.
The square root of 9913030213 is about 99564.2014631765. The cubic root of 9913030213 is about 2148.1708049550.
The spelling of 9913030213 in words is "nine billion, nine hundred thirteen million, thirty thousand, two hundred thirteen".
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