Base | Representation |
---|---|
bin | 11110100110110000100… |
… | …000011110001111010111 |
3 | 21110001201122102210112100 |
4 | 132212300200132033113 |
5 | 233424323234411411 |
6 | 4250110305453143 |
7 | 304644156445056 |
oct | 36466040361727 |
9 | 7401648383470 |
10 | 2103200310231 |
11 | 740a64821379 |
12 | 29b7456411b3 |
13 | 12343c0c08b7 |
14 | 73b1c97a39d |
15 | 39a98177456 |
hex | 1e9b081e3d7 |
2103200310231 has 12 divisors (see below), whose sum is σ = 3038177591280. Its totient is φ = 1402031268960.
The previous prime is 2103200310229. The next prime is 2103200310247. The reversal of 2103200310231 is 1320130023012.
2103200310231 is a `hidden beast` number, since 2 + 1 + 0 + 320 + 0 + 310 + 2 + 31 = 666.
It is not a de Polignac number, because 2103200310231 - 21 = 2103200310229 is a prime.
It is a super-2 number, since 2×21032003102312 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2103200310931) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8392251 + ... + 8639228.
It is an arithmetic number, because the mean of its divisors is an integer number (253181465940).
Almost surely, 22103200310231 is an apocalyptic number.
2103200310231 is a deficient number, since it is larger than the sum of its proper divisors (934977281049).
2103200310231 is a wasteful number, since it uses less digits than its factorization.
2103200310231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17045206 (or 17045203 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 2103200310231 its reverse (1320130023012), we get a palindrome (3423330333243).
The spelling of 2103200310231 in words is "two trillion, one hundred three billion, two hundred million, three hundred ten thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •