Base | Representation |
---|---|
bin | 10100000000011110… |
… | …010111110011110001 |
3 | 2001110011200020011002 |
4 | 110000132113303301 |
5 | 322444044021241 |
6 | 13511414531345 |
7 | 1360235526035 |
oct | 240036276361 |
9 | 61404606132 |
10 | 21482798321 |
11 | 9124530386 |
12 | 41b6666b55 |
13 | 20449563aa |
14 | 107b1cc1c5 |
15 | 85b01889b |
hex | 500797cf1 |
21482798321 has 8 divisors (see below), whose sum is σ = 22225294080. Its totient is φ = 20740416592.
The previous prime is 21482798303. The next prime is 21482798347. The reversal of 21482798321 is 12389728412.
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 21482798321 - 230 = 20409056497 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (21482798371) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 563366 + ... + 600288.
It is an arithmetic number, because the mean of its divisors is an integer number (2778161760).
Almost surely, 221482798321 is an apocalyptic number.
It is an amenable number.
21482798321 is a deficient number, since it is larger than the sum of its proper divisors (742495759).
21482798321 is a wasteful number, since it uses less digits than its factorization.
21482798321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57015.
The product of its digits is 387072, while the sum is 47.
The spelling of 21482798321 in words is "twenty-one billion, four hundred eighty-two million, seven hundred ninety-eight thousand, three hundred twenty-one".
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