20993983 is an odd 8-digits composite number following 20993982
and preceding 20993984 . In scientific notation, it is written as 2.0993983 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 20854800 positive integers (up to 20993983) that are relatively prime to 20993983.
20993983 has 4 divisors, whose sum is 21133168
The reverse of 20993983 is 38939902
Previous prime number is 151
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty million nine hundred ninety-three thousand nine hundred eighty-three
Scientific notation
2.0993983 × 10^7
Engineering notation
2.0993983 × 10^6
Prime Factorization
151 × 139033
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20993983
Product of the distinct prime numbers
The prime factorization of 20993983 is 151 × 139033.
Since it has a total of 2 prime factors.
5 , 8 , 84 , 37 , 15 , 212 , 429 , 5598 , 37261 , 93308 , 400566 , 526493 , 4628312 , 4396236 , 5823239 , 74607510 , 208582652 , 695982186 , 3351769913 , 2983465106
n×2
41987966
n×3
62981949
n×4
83975932
n×5
104969915
n÷2
10496991.5
n÷3
6997994.3333333
n÷3
5248495.75
n÷5
4198796.6
n2
440747322204289
n3
9.2530417896524E+21
n4
1.9425820203025E+29
n5
4.0782533910337E+36
2 √n
4581.9191394
3 √n
275.86606520558
4 √n
67.689874718454
5 √n
29.135264709268
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
-20993982
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 20993983 can be divided by 4 positive divisors.
The sum of these divisors (counting 20993983) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000101011110111111
3
Ternary
1110111121022221
4
Quaternary
1100011132333
5
Quinary
20333301413
6
Senary
2025550211
8
Octal
120053677
10
Decimal
20993983
12
Duodecimal
7045367
16
Hexadecimal
14057bf
20
Vigesimal
6b44j3
36
Base36
chz27
md5
58cd17013e97c6618dc5c6e71707d96c
sha1
267596fa5b5befc8c6bc492ffbe2765700e7277e
sha256
af4aa35180f5a2f03045e9b624b516e38089992ae810aa804e466e16c302e0a6
sha512
92f09a5a20e7f57c9ff74321de90a2bf87e94ef8690348266da7a004a04706c4b77963192deb84222ef420845cf2a0147445d330c3ffe7053205981036261892
ripemd-160
7540a4108b831a943e57811187bf041fb9b2a8cb
Diameter
41987966
Circumference
131909085.52478
Area
1.3846485495264E+15
Volume
3.8759050812975E+22
Surface area
5.5385941981055E+15
Circumference
131909085.52478
Perimeter
83975932
Area
440747322204289
Diagonal
29689975.48683
Surface area
2644483933225734
Volume
9.2530417896524E+21
Space diagonal
36362645.209237
Perimeter
62981949
Area
1.9084918883944E+14
Altitude
18181322.604619
Surface area
1.9084918883944E+14
Volume
1.0904814326776E+21
Height
9896658.4956101