Base | Representation |
---|---|
bin | 1001101100010011001011… |
… | …00001111110111011110100 |
3 | 2210110112102200200112110011 |
4 | 10312021211201332323310 |
5 | 10243144200232130400 |
6 | 113155113102110004 |
7 | 4326560133313642 |
oct | 466114541767364 |
9 | 83415380615404 |
10 | 21313331130100 |
11 | 6877a29870619 |
12 | 24827bb57b304 |
13 | bb7ab925a129 |
14 | 5397dc12a192 |
15 | 26e61e31a8ba |
hex | 13626587eef4 |
21313331130100 has 72 divisors (see below), whose sum is σ = 46777309060608. Its totient is φ = 8428667155200.
The previous prime is 21313331130097. The next prime is 21313331130139. The reversal of 21313331130100 is 103113331312.
It is a super-2 number, since 2×213133311301002 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 309649 + ... + 6536248.
It is an arithmetic number, because the mean of its divisors is an integer number (649684848064).
Almost surely, 221313331130100 is an apocalyptic number.
21313331130100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
21313331130100 is an abundant number, since it is smaller than the sum of its proper divisors (25463977930508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21313331130100 is a wasteful number, since it uses less digits than its factorization.
21313331130100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6846265 (or 6846258 counting only the distinct ones).
The product of its (nonzero) digits is 486, while the sum is 22.
Adding to 21313331130100 its reverse (103113331312), we get a palindrome (21416444461412).
The spelling of 21313331130100 in words is "twenty-one trillion, three hundred thirteen billion, three hundred thirty-one million, one hundred thirty thousand, one hundred".
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