Base | Representation |
---|---|
bin | 1001100100000101111000… |
… | …11110101001000011011101 |
3 | 2202110120111222210221011010 |
4 | 10302002330132221003131 |
5 | 10224034121414432201 |
6 | 112421353404245433 |
7 | 4300314523443342 |
oct | 462027436510335 |
9 | 82416458727133 |
10 | 21031322030301 |
11 | 6779374000990 |
12 | 2438017240879 |
13 | b973257c3bcb |
14 | 529cc85267c9 |
15 | 267116318bd6 |
hex | 1320bc7a90dd |
21031322030301 has 16 divisors (see below), whose sum is σ = 30592080276480. Its totient is φ = 12745811436720.
The previous prime is 21031322030297. The next prime is 21031322030309. The reversal of 21031322030301 is 10303022313012.
It is not a de Polignac number, because 21031322030301 - 22 = 21031322030297 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21031322030309) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10146261 + ... + 12041978.
It is an arithmetic number, because the mean of its divisors is an integer number (1912005017280).
Almost surely, 221031322030301 is an apocalyptic number.
It is an amenable number.
21031322030301 is a deficient number, since it is larger than the sum of its proper divisors (9560758246179).
21031322030301 is a wasteful number, since it uses less digits than its factorization.
21031322030301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22216976.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 21031322030301 its reverse (10303022313012), we get a palindrome (31334344343313).
The spelling of 21031322030301 in words is "twenty-one trillion, thirty-one billion, three hundred twenty-two million, thirty thousand, three hundred one".
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