20973939 is an odd 8-digits composite number following 20973938
and preceding 20973940 . In scientific notation, it is written as 2.0973939 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 11985096 positive integers (up to 20973939) that are relatively prime to 20973939.
20973939 has 8 divisors, whose sum is 31960320
The reverse of 20973939 is 93937902
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million nine hundred seventy-three thousand nine hundred thirty-nine
Scientific notation
2.0973939 × 10^7
Engineering notation
2.0973939 × 10^6
Prime Factorization
3 × 7 × 998759
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20973939
Product of the distinct prime numbers
The prime factorization of 20973939 is 3 × 7 × 998759.
Since it has a total of 3 prime factors.
6 , 2 , 23 , 29 , 395 , 585 , 6792 , 5298 , 1133 , 87735 , 794167 , 961629 , 5800847 , 88939 , 55528359 , 37398943 , 758741572 , 755475962 , 4878315994 , 6464517654
n×2
41947878
n×3
62921817
n×4
83895756
n×5
104869695
n÷2
10486969.5
n÷3
6991313
n÷3
5243484.75
n÷5
4194787.8
n2
439906117175721
n3
9.2265640673704E+21
n4
1.9351739192862E+29
n5
4.05882197375E+36
2 √n
4579.7313239971
3 √n
275.77824289803
4 √n
67.673712207896
5 √n
29.129699206063
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
-20973938
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 20973939 can be divided by 8 positive divisors.
The sum of these divisors (counting 20973939) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000000100101110011
3
Ternary
1110110120211120
4
Quaternary
1100000211303
5
Quinary
20332131224
6
Senary
2025313323
8
Octal
120004563
10
Decimal
20973939
12
Duodecimal
7035843
16
Hexadecimal
1400973
20
Vigesimal
6b1egj
36
Base36
chjlf
md5
1276821c5b7fa841d7c9362314e50c8a
sha1
e0526c61f1c5dd0c9f63b3d51b43119fb358afd3
sha256
f3116fcf277ed532cf748d4ec1528e720af47904c2b3a70e5e79fe91e1e5f54d
sha512
4291a77ae3b16ba3e0fbbc67951ca0ad212720fdb33e4f20b0a216c97fc1670324b7f3d7a68da4e983a8850421ec42a88b3707361cda3e5efa375603cc52d6dd
ripemd-160
a2c66464e2997e856576d07772185ac74a6596e5
Diameter
41947878
Circumference
131783145.35848
Area
1.3820058259885E+15
Volume
3.8648141189235E+22
Surface area
5.5280233039538E+15
Circumference
131783145.35848
Perimeter
83895756
Area
439906117175721
Diagonal
29661628.990186
Surface area
2639436703054326
Volume
9.2265640673704E+21
Space diagonal
36327927.98285
Perimeter
62921817
Area
1.9048493637717E+14
Altitude
18163963.991425
Surface area
1.9048493637717E+14
Volume
1.0873610031816E+21
Height
9887209.6633953