Base | Representation |
---|---|
bin | 11110100011110011100… |
… | …111000000100110101110 |
3 | 21102202112210001202120212 |
4 | 132203303213000212232 |
5 | 233401330432130110 |
6 | 4244424015142422 |
7 | 304502505036461 |
oct | 36436347004656 |
9 | 7382483052525 |
10 | 2100031130030 |
11 | 73a688909389 |
12 | 29b000214a12 |
13 | 123055653242 |
14 | 738dbad52d8 |
15 | 3995ed15e05 |
hex | 1e8f39c09ae |
2100031130030 has 16 divisors (see below), whose sum is σ = 3781018195920. Its totient is φ = 839798638272.
The previous prime is 2100031130011. The next prime is 2100031130039. The reversal of 2100031130030 is 300311300012.
It is a junction number, because it is equal to n+sod(n) for n = 2100031129987 and 2100031130014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2100031130039) 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, 26685464 + ... + 26764043.
It is an arithmetic number, because the mean of its divisors is an integer number (236313637245).
Almost surely, 22100031130030 is an apocalyptic number.
2100031130030 is a deficient number, since it is larger than the sum of its proper divisors (1680987065890).
2100031130030 is a wasteful number, since it uses less digits than its factorization.
2100031130030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53453443.
The product of its (nonzero) digits is 54, while the sum is 14.
Adding to 2100031130030 its reverse (300311300012), we get a palindrome (2400342430042).
The spelling of 2100031130030 in words is "two trillion, one hundred billion, thirty-one million, one hundred thirty thousand, thirty".
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