Base | Representation |
---|---|
bin | 1001101100000000000111… |
… | …10110001001001011111011 |
3 | 2210102120000211100210120012 |
4 | 10312000003312021023323 |
5 | 10243012223143010321 |
6 | 113150302103052135 |
7 | 4326045506644235 |
oct | 466000366111373 |
9 | 83376024323505 |
10 | 21303102313211 |
11 | 687365a981044 |
12 | 2480825a4104b |
13 | bb6b49036064 |
14 | 53910b843255 |
15 | 26e22131005b |
hex | 136003d892fb |
21303102313211 has 8 divisors (see below), whose sum is σ = 22558646602080. Its totient is φ = 20047826982528.
The previous prime is 21303102313201. The next prime is 21303102313271. The reversal of 21303102313211 is 11231320130312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 21303102313211 - 26 = 21303102313147 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (21303102313201) 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, 67076456 + ... + 67393301.
It is an arithmetic number, because the mean of its divisors is an integer number (2819830825260).
Almost surely, 221303102313211 is an apocalyptic number.
21303102313211 is a deficient number, since it is larger than the sum of its proper divisors (1255544288869).
21303102313211 is a wasteful number, since it uses less digits than its factorization.
21303102313211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134479093.
The product of its (nonzero) digits is 648, while the sum is 23.
Adding to 21303102313211 its reverse (11231320130312), we get a palindrome (32534422443523).
The spelling of 21303102313211 in words is "twenty-one trillion, three hundred three billion, one hundred two million, three hundred thirteen thousand, two hundred eleven".
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