20061721 is an odd 8-digits composite number following 20061720
and preceding 20061722 . In scientific notation, it is written as 2.0061721 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 20049844 positive integers (up to 20061721) that are relatively prime to 20061721.
20061721 has 4 divisors, whose sum is 20073600
The reverse of 20061721 is 12716002
Previous prime number is 2039
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million sixty-one thousand seven hundred twenty-one
Scientific notation
2.0061721 × 10^7
Engineering notation
2.0061721 × 10^6
Prime Factorization
2039 × 9839
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20061721
Product of the distinct prime numbers
The prime factorization of 20061721 is 2039 × 9839.
Since it has a total of 2 prime factors.
7 , 3 , 17 , 8 , 556 , 643 , 8910 , 2160 , 73002 , 34259 , 12929 , 164295 , 1645225 , 7532081 , 43050665 , 31843785 , 922657936 , 660229942 , 6556949817 , 466761573
n×2
40123442
n×3
60185163
n×4
80246884
n×5
100308605
n÷2
10030860.5
n÷3
6687240.3333333
n÷3
5015430.25
n÷5
4012344.2
n2
402472649481841
n3
8.0742940040355E+21
n4
1.6198423358093E+29
n5
3.2496825004995E+36
2 √n
4479.0312568679
3 √n
271.72070253033
4 √n
66.925565047058
5 √n
28.871785151184
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
-20061720
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 20061721 can be divided by 4 positive divisors.
The sum of these divisors (counting 20061721) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100001111000011001
3
Ternary
1101202020111201
4
Quaternary
1030201320121
5
Quinary
20113433341
6
Senary
1553554201
8
Octal
114417031
10
Decimal
20061721
12
Duodecimal
6875961
16
Hexadecimal
1321e19
20
Vigesimal
657e61
36
Base36
bxzq1
md5
bc3dc2fb5ee7b7c1bd5b409043aae1d1
sha1
1bec12771530ee54235df674e2c2872c1c019360
sha256
510df38b1cc34d2c648a2331cc0bea454b56df1c904ec10e45c93601c0a8309a
sha512
2dfd5b908a8361359d182b4718c7574cf28814d8caf8a7a04c1fee948c72389bed9dad4109ddc762089d20a3751403903065c9675156fbd29f12bc2a9e6f2017
ripemd-160
75410dee3ad74e5f61ac76c046c0290755c0b7a8
Diameter
40123442
Circumference
126051510.62394
Area
1.264405118883E+15
Volume
3.3821523634669E+22
Surface area
5.0576204755319E+15
Circumference
126051510.62394
Perimeter
80246884
Area
402472649481841
Diagonal
28371557.922745
Surface area
2414835896891046
Volume
8.0742940040355E+21
Space diagonal
34747920.059271
Perimeter
60185163
Area
1.7427576938985E+14
Altitude
17373960.029636
Surface area
1.7427576938985E+14
Volume
9.5156467392456E+20
Height
9457185.9742484