Base | Representation |
---|---|
bin | 1001100011110101010001… |
… | …10001001001110110010110 |
3 | 2202102201111022002011210220 |
4 | 10301322220301021312112 |
5 | 10223412334224414220 |
6 | 112413320300255210 |
7 | 4266550463410365 |
oct | 461725061116626 |
9 | 82381438064726 |
10 | 21022401404310 |
11 | 67756065a3609 |
12 | 2436347841506 |
13 | b965336150a7 |
14 | 5296bd8937dc |
15 | 266c930ba540 |
hex | 131ea8c49d96 |
21022401404310 has 32 divisors (see below), whose sum is σ = 51092418608640. Its totient is φ = 5535012014688.
The previous prime is 21022401404309. The next prime is 21022401404357. The reversal of 21022401404310 is 1340410422012.
It is a super-2 number, since 2×210224014043102 (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 15 ways as a sum of consecutive naturals, for example, 4435103412 + ... + 4435108151.
It is an arithmetic number, because the mean of its divisors is an integer number (1596638081520).
Almost surely, 221022401404310 is an apocalyptic number.
21022401404310 is an abundant number, since it is smaller than the sum of its proper divisors (30070017204330).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21022401404310 is a wasteful number, since it uses less digits than its factorization.
21022401404310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8870211652.
The product of its (nonzero) digits is 1536, while the sum is 24.
Adding to 21022401404310 its reverse (1340410422012), we get a palindrome (22362811826322).
The spelling of 21022401404310 in words is "twenty-one trillion, twenty-two billion, four hundred one million, four hundred four thousand, three hundred ten".
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