20383921 is an odd 8-digits composite number following 20383920
and preceding 20383922 . In scientific notation, it is written as 2.0383921 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 20182000 positive integers (up to 20383921) that are relatively prime to 20383921.
20383921 has 4 divisors, whose sum is 20585844
The reverse of 20383921 is 12938302
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million three hundred eighty-three thousand nine hundred twenty-one
Scientific notation
2.0383921 × 10^7
Engineering notation
2.0383921 × 10^6
Prime Factorization
101 × 201821
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20383921
Product of the distinct prime numbers
The prime factorization of 20383921 is 101 × 201821.
Since it has a total of 2 prime factors.
1 , 3 , 19 , 43 , 664 , 658 , 3868 , 8045 , 69755 , 51215 , 940687 , 702088 , 5387160 , 5888382 , 55294899 , 33852374 , 347347975 , 889012006 , 7137994399 , 2541643265
n×2
40767842
n×3
61151763
n×4
81535684
n×5
101919605
n÷2
10191960.5
n÷3
6794640.3333333
n÷3
5095980.25
n÷5
4076784.2
n2
415504235334241
n3
8.4696055082186E+21
n4
1.7264376958069E+29
n5
3.519156960275E+36
2 √n
4514.8555901601
3 √n
273.16763488127
4 √n
67.192675122815
5 √n
28.963933754339
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
-20383920
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 20383921 can be divided by 4 positive divisors.
The sum of these divisors (counting 20383921) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110000100010110001
3
Ternary
1102100121111001
4
Quaternary
1031300202301
5
Quinary
20204241141
6
Senary
2004522001
8
Octal
115604261
10
Decimal
20383921
12
Duodecimal
69b0301
16
Hexadecimal
13708b1
20
Vigesimal
677jg1
36
Base36
c4wc1
md5
2158f4fe29a0883e22613384e74c2913
sha1
bed4c2ddcd50a3acf89e1d3fb5ac471e00d37fc6
sha256
363e0758c4b116a546fe9aa6a26a8d6d30d2b49f0ca20d1350872f6cd718e9d2
sha512
66672d1125b97d4941fd42d901ff281581ea58f14a1cb9f7590cb7680c59fce6db16c2975d79f088619dd9220c49e7e0a747589b2dc3facf3cba3ba227686727
ripemd-160
e15db9ca3b28d063b2da51ff9090212dd26e01dc
Diameter
40767842
Circumference
128075952.92991
Area
1.3053450532615E+15
Volume
3.5477400591231E+22
Surface area
5.221380213046E+15
Circumference
128075952.92991
Perimeter
81535684
Area
415504235334241
Diagonal
28827217.532542
Surface area
2493025412005446
Volume
8.4696055082186E+21
Space diagonal
35305986.82947
Perimeter
61151763
Area
1.7991861158974E+14
Altitude
17652993.414735
Surface area
1.7991861158974E+14
Volume
9.9815258147272E+20
Height
9609072.5108472