2021889 is an odd 7-digits composite number following 2021888
and preceding 2021890 . In scientific notation, it is written as 2.021889 × 10^6.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 1341536 positive integers (up to 2021889) that are relatively prime to 2021889.
2021889 has 8 divisors, whose sum is 2708640
The reverse of 2021889 is 9881202
Previous prime number is 227
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 30
Digital Root 3
Name
two million twenty-one thousand eight hundred eighty-nine
Scientific notation
2.021889 × 10^6
Engineering notation
2.021889 × 10^6
Prime Factorization
3 × 227 × 2969
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2021889
Product of the distinct prime numbers
The prime factorization of 2021889 is 3 × 227 × 2969.
Since it has a total of 3 prime factors.
4 , 5 , 27 , 78 , 839 , 717 , 1550 , 8012 , 67645 , 91057 , 247042 , 408300 , 1025310 , 1659862 , 14059005 , 10806807 , 640980636 , 410734490 , 657279603 , 9717913713
n×2
4043778
n×3
6065667
n×4
8087556
n×5
10109445
n÷2
1010944.5
n÷3
673963
n÷3
505472.25
n÷5
404377.8
n2
4088035128321
n3
8265553257565818369
n4
1.6712031210386E+25
n5
3.3789872071937E+31
2 √n
1421.931432946
3 √n
126.450078465
4 √n
37.708506108649
5 √n
18.245319040228
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
-2021888
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 2021889 can be divided by 8 positive divisors.
The sum of these divisors (counting 2021889) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101101000000001
3
Ternary
10210201111210
4
Quaternary
13231220001
5
Quinary
1004200024
6
Senary
111200333
8
Octal
7555001
10
Decimal
2021889
12
Duodecimal
8160a9
16
Hexadecimal
1eda01
20
Vigesimal
ccee9
36
Base36
17c3l
md5
2d4dfcddb53f9d699839ab242bf9313a
sha1
1ed3f62a2064666c9f843343c7060317d0e84f18
sha256
d06e34b5f34d13d6161ca445367ac2f37fe274a5d21b80fbebd5c571b8f80d6a
sha512
777727971f8fcda5cad3a28a3c11ec6cadb2070f50cba329a5c89bd7142bda1997b685ad5639ae9216975de10d191a49e1a9fe3cf528641cc52dc5f58d5a070f
ripemd-160
f36efd63b40fca1cb8f86375ea4d33b7b09757a1
Diameter
4043778
Circumference
12703903.257548
Area
12842941126750
Volume
3.4622668522432E+19
Surface area
51371764507001
Circumference
12703903.257548
Perimeter
8087556
Area
4088035128321
Diagonal
2859382.845413
Surface area
24528210769926
Volume
8265553257565818369
Space diagonal
3502014.4752646
Perimeter
6065667
Area
1770171136344.6
Altitude
1751007.2376323
Surface area
1770171136344.6
Volume
9.7410479311389E+17
Height
953127.61513766