Base | Representation |
---|---|
bin | 11110100100000100001… |
… | …110111011011110010111 |
3 | 21102210021012212100201221 |
4 | 132210010032323132113 |
5 | 233402413331431411 |
6 | 4244511421031211 |
7 | 304512432456550 |
oct | 36440416733627 |
9 | 7383235770657 |
10 | 2100310030231 |
11 | 73a811291216 |
12 | 29b0796b5507 |
13 | 12309b37414a |
14 | 73926b75327 |
15 | 39979558071 |
hex | 1e9043bb797 |
2100310030231 has 16 divisors (see below), whose sum is σ = 2441016278848. Its totient is φ = 1769801011200.
The previous prime is 2100310030219. The next prime is 2100310030241. The reversal of 2100310030231 is 1320300130012.
It is a cyclic number.
It is not a de Polignac number, because 2100310030231 - 213 = 2100310022039 is a prime.
It is a super-2 number, since 2×21003100302312 (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 (2100310030241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 526890 + ... + 2116183.
It is an arithmetic number, because the mean of its divisors is an integer number (152563517428).
Almost surely, 22100310030231 is an apocalyptic number.
2100310030231 is a deficient number, since it is larger than the sum of its proper divisors (340706248617).
2100310030231 is a wasteful number, since it uses less digits than its factorization.
2100310030231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2645002.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 2100310030231 its reverse (1320300130012), we get a palindrome (3420610160243).
The spelling of 2100310030231 in words is "two trillion, one hundred billion, three hundred ten million, thirty thousand, two hundred thirty-one".
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