Base | Representation |
---|---|
bin | 100001011110010000011… |
… | …101000001100011101101 |
3 | 22010220022001111110200200 |
4 | 201132100131001203231 |
5 | 300141333120443041 |
6 | 4520413405544113 |
7 | 325120604106300 |
oct | 41362035014355 |
9 | 8126261443620 |
10 | 2300231031021 |
11 | 8075824a5110 |
12 | 311972875039 |
13 | 138bac1c3611 |
14 | 7d490570b37 |
15 | 3ec7aac51b6 |
hex | 217907418ed |
2300231031021 has 144 divisors (see below), whose sum is σ = 4442437509120. Its totient is φ = 1131869471040.
The previous prime is 2300231031017. The next prime is 2300231031029. The reversal of 2300231031021 is 1201301320032.
2300231031021 is a `hidden beast` number, since 2 + 300 + 2 + 31 + 0 + 310 + 21 = 666.
It is not a de Polignac number, because 2300231031021 - 22 = 2300231031017 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 2300231030985 and 2300231031003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2300231031029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 11391940 + ... + 11592098.
It is an arithmetic number, because the mean of its divisors is an integer number (30850260480).
Almost surely, 22300231031021 is an apocalyptic number.
2300231031021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
2300231031021 is a deficient number, since it is larger than the sum of its proper divisors (2142206478099).
2300231031021 is a wasteful number, since it uses less digits than its factorization.
2300231031021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 200316 (or 200306 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 2300231031021 its reverse (1201301320032), we get a palindrome (3501532351053).
The spelling of 2300231031021 in words is "two trillion, three hundred billion, two hundred thirty-one million, thirty-one thousand, twenty-one".
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