Base | Representation |
---|---|
bin | 10011110000011101… |
… | …001100011110011100 |
3 | 2000202102222121122211 |
4 | 103300131030132130 |
5 | 321421244214200 |
6 | 13425014450204 |
7 | 1350463325545 |
oct | 236035143634 |
9 | 60672877584 |
10 | 21214054300 |
11 | 8aa6864a8a |
12 | 4140663964 |
13 | 200108016a |
14 | 10536334cc |
15 | 842630aba |
hex | 4f074c79c |
21214054300 has 36 divisors (see below), whose sum is σ = 47105077096. Its totient is φ = 8288280000.
The previous prime is 21214054289. The next prime is 21214054321. The reversal of 21214054300 is 345041212.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2462451 + ... + 2471050.
Almost surely, 221214054300 is an apocalyptic number.
21214054300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
21214054300 is an abundant number, since it is smaller than the sum of its proper divisors (25891022796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21214054300 is a wasteful number, since it uses less digits than its factorization.
21214054300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4933558 (or 4933551 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 22.
Adding to 21214054300 its reverse (345041212), we get a palindrome (21559095512).
The spelling of 21214054300 in words is "twenty-one billion, two hundred fourteen million, fifty-four thousand, three hundred".
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