2021743979 is an odd 10-digits composite number following 2021743978
and preceding 2021743980 . In scientific notation, it is written as 2.021743979 × 10^9.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 1994048784 positive integers (up to 2021743979) that are relatively prime to 2021743979.
2021743979 has 4 divisors, whose sum is 2049439176
The reverse of 2021743979 is 9793471202
Previous prime number is 73
Is Prime? no Number parity odd Number length 10 Sum of Digits 44 Digital Root 8
Name
two billion twenty-one million seven hundred forty-three thousand nine hundred seventy-nine
Scientific notation
2.021743979 × 10^9
Engineering notation
2.021743979 × 10^9
Prime Factorization
73 × 27695123
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
2021743979 Product of the distinct prime numbers
The prime factorization of 2021743979 is 73 × 27695123.
Since it has a total of 2 prime factors.
3 , 8 , 64 , 40 , 154 , 156 , 9314 , 4313 , 63728 , 71091 , 20062 , 52409 , 3291646 , 2710584 , 38276044 , 74836612 , 589621805 , 698599734 , 6435884295 , 8931610688
n×2
4043487958
n×3
6065231937
n×4
8086975916
n×5
10108719895
n÷2
1010871989.5
n÷3
673914659.66667
n÷3
505435994.75
n÷5
404348795.8
n2
4087448716622752441
n3
8.2637748323033E+27
n4
1.6707237011021E+37
n5
3.3777755832758E+46
2 √n44963.807434424
3 √n1264.4705516101
4 √n212.04671050131
5 √n72.634881390026
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-2021743978 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2021743979 can be divided by 4 positive divisors.
The sum of these divisors (counting 2021743979) is 1, the average is 0.25.
Base
System
Value
2
Binary
1111000100000010101110101101011
3
Ternary
12012220021020100122
4
Quaternary
1320200111311223
5
Quinary
13120031301404
6
Senary
532340553455
8
Octal
17040256553
10
Decimal
2021743979
12
Duodecimal
4850b288b
16
Hexadecimal
78815d6b
20
Vigesimal
1bbfhjij
36
Base36
xfozmz
md5
79173ef1ff865ca05e279610f04c1c2e
sha1
3788752bfe8c4aa9f67666304fc2177f2b16af1b
sha256
6a65a31172ff2b06494d6b084489b6479001c45065356f1ab50c9401145779f8
sha512
d3afec8216f683a053953a7bdd42d8d81c50c4803676448a218a6cb8e6de34995384c6a7bb9ae0a78ae469021f07d9775580314e3050e837844b41e4f2911b5c
ripemd-160
88c8e252e5206028f0c8186e2018f46542ca8a86
Diameter
4043487958
Circumference
12702992063.732
Area
1.2841098860067E+19
Volume
3.4615219072112E+28
Surface area
5.1364395440268E+19
Circumference
12702992063.732
Perimeter
8086975916
Area
4087448716622752441
Diagonal
2859177754.7479
Surface area
2.4524692299737E+19
Volume
8.2637748323033E+27
Space diagonal
3501763291.5245
Perimeter
6065231937
Area
1.7699172126307E+18
Altitude
1750881645.7622
Surface area
1.7699172126307E+18
Volume
9.7389520368673E+26
Height
953059251.58265