2021482989 is an odd 10-digits composite number following 2021482988
and preceding 2021482990 . In scientific notation, it is written as 2.021482989 × 10^9.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 1347463752 positive integers (up to 2021482989) that are relatively prime to 2021482989.
2021482989 has 8 divisors, whose sum is 2246411520
The reverse of 2021482989 is 9892841202
Previous prime number is 10463
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 45
Digital Root 9
Name
two billion twenty-one million four hundred eighty-two thousand nine hundred eighty-nine
Scientific notation
2.021482989 × 10^9
Engineering notation
2.021482989 × 10^9
Prime Factorization
9 × 10463 × 21467
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2021482989
Product of the distinct prime numbers
The prime factorization of 2021482989 is 9 × 10463 × 21467.
Since it has a total of 3 prime factors.
6 , 2 , 31 , 77 , 325 , 784 , 6352 , 6112 , 75169 , 94710 , 672085 , 976589 , 2540480 , 4323216 , 19357345 , 8729891 , 195493 , 495227039 , 1727898497 , 5563081926
n×2
4042965978
n×3
6064448967
n×4
8085931956
n×5
10107414945
n÷2
1010741494.5
n÷3
673827663
n÷3
505370747.25
n÷5
404296597.8
n2
4086393474816374121
n3
8.2605748957019E+27
n4
1.6698611631022E+37
n5
3.3755959352028E+46
2 √n
44960.905117669
3 √n
1264.4161384608
4 √n
212.03986681204
5 √n
72.633005983759
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
-2021482988
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 2021482989 can be divided by 8 positive divisors.
The sum of these divisors (counting 2021482989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111000011111010110000111101101
3
Ternary
12012212202222100100
4
Quaternary
1320133112013231
5
Quinary
13114444423424
6
Senary
532331221313
8
Octal
17037260755
10
Decimal
2021482989
12
Duodecimal
484ba7839
16
Hexadecimal
787d61ed
20
Vigesimal
1bbe5799
36
Base36
xfje99
md5
79ed76eb83454a3d04cb111cb53dd4cb
sha1
6408edb69676d0783fdd205f7d96eaa0a9744da1
sha256
238e37927a39ba3361dd81ea0c35d33ff95dad001324e545db82381b51481a74
sha512
20d4abb7a40044755076c4d00043346cc74dc36bd87a275887685079d183ac86afad570755fff2c29fba9277203611f3f35decb2180a78ab09355a2f7540b08a
ripemd-160
ec8b8d5f92ff1694d6fdfef0ffe17b2ddec83382
Diameter
4042965978
Circumference
12701352215.198
Area
1.283778372016E+19
Volume
3.460181520902E+28
Surface area
5.1351134880642E+19
Circumference
12701352215.198
Perimeter
8085931956
Area
4086393474816374121
Diagonal
2858808659.1503
Surface area
2.4518360848898E+19
Volume
8.2605748957019E+27
Space diagonal
3501311243.5842
Perimeter
6064448967
Area
1.769460279525E+18
Altitude
1750655621.7921
Surface area
1.769460279525E+18
Volume
9.735180875417E+26
Height
952936219.71677