Base | Representation |
---|---|
bin | 10110111010011011… |
… | …10111001011011101 |
3 | 1011202022010110210211 |
4 | 23131031313023131 |
5 | 200143120130323 |
6 | 5352352132421 |
7 | 613560415141 |
oct | 133515671335 |
9 | 34668113724 |
10 | 12301333213 |
11 | 5242866794 |
12 | 2473837111 |
13 | 121070b3c0 |
14 | 849a5b221 |
15 | 4bee4470d |
hex | 2dd3772dd |
12301333213 has 8 divisors (see below), whose sum is σ = 13248561368. Its totient is φ = 11354243904.
The previous prime is 12301333201. The next prime is 12301333223. The reversal of 12301333213 is 31233310321.
It can be written as a sum of positive squares in 4 ways, for example, as 12945604 + 12288387609 = 3598^2 + 110853^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12301333213 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 (12301333223) 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, 216895 + ... + 267667.
It is an arithmetic number, because the mean of its divisors is an integer number (1656070171).
Almost surely, 212301333213 is an apocalyptic number.
12301333213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
12301333213 is a deficient number, since it is larger than the sum of its proper divisors (947228155).
12301333213 is a wasteful number, since it uses less digits than its factorization.
12301333213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69423.
The product of its (nonzero) digits is 972, while the sum is 22.
Adding to 12301333213 its reverse (31233310321), we get a palindrome (43534643534).
The spelling of 12301333213 in words is "twelve billion, three hundred one million, three hundred thirty-three thousand, two hundred thirteen".
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