20021859 is an odd 8-digits composite number following 20021858
and preceding 20021860 . In scientific notation, it is written as 2.0021859 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 10929600 positive integers (up to 20021859) that are relatively prime to 20021859.
20021859 has 8 divisors, whose sum is 20525568
The reverse of 20021859 is 95812002
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million twenty-one thousand eight hundred fifty-nine
Scientific notation
2.0021859 × 10^7
Engineering notation
2.0021859 × 10^6
Prime Factorization
1287 × 47 × 331
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20021859
Product of the distinct prime numbers
The prime factorization of 20021859 is 1287 × 47 × 331.
Since it has a total of 3 prime factors.
4 , 7 , 25 , 63 , 87 , 66 , 9644 , 859 , 76613 , 86287 , 686336 , 245733 , 3741099 , 2781444 , 63913411 , 82779017 , 70752888 , 577812978 , 3297984286 , 9740697192
n×2
40043718
n×3
60065577
n×4
80087436
n×5
100109295
n÷2
10010929.5
n÷3
6673953
n÷3
5005464.75
n÷5
4004371.8
n2
400874837815881
n3
8.0262594793974E+21
n4
1.6070063559391E+29
n5
3.2175254670716E+36
2 √n
4474.5791980923
3 √n
271.5406164116
4 √n
66.892295506226
5 √n
28.86030255802
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20021858
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20021859 can be divided by 8 positive divisors.
The sum of these divisors (counting 20021859) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100011000001001100011
3
Ternary
1101200012211100
4
Quaternary
1030120021203
5
Quinary
20111144414
6
Senary
1553045443
8
Octal
114301143
10
Decimal
20021859
12
Duodecimal
6856883
16
Hexadecimal
1318263
20
Vigesimal
652ecj
36
Base36
bx4yr
md5
02568f4379261f1f6d70a448d82969a2
sha1
eafbaabc05be0eb7fc1c5bb0bf578b0cd96b5736
sha256
a1919e431a7f2e74e011eb7a854a73812a2855712beb98f9de269a1b3acc0dfb
sha512
ffb0668a815f310f5d358b5233fb84905235b8b6ea1f0bb1049dbd81aab249c751553c765902cc203c8cae940e595dbbabd79346507210f02c1508c7d20742d1
ripemd-160
ec26461a6bd75fc7d8b42a0d7d7482c506658102
Diameter
40043718
Circumference
125801050.29122
Area
1.2593854454914E+15
Volume
3.3620317088374E+22
Surface area
5.0375417819655E+15
Circumference
125801050.29122
Perimeter
80087436
Area
400874837815881
Diagonal
28315184.541722
Surface area
2405249026895286
Volume
8.0262594793974E+21
Space diagonal
34678877.04998
Perimeter
60065577
Area
1.7358389664326E+14
Altitude
17339438.52499
Surface area
1.7358389664326E+14
Volume
9.4590375090746E+20
Height
9438394.8472406