20019931 is an odd 8-digits composite number following 20019930
and preceding 20019932 . In scientific notation, it is written as 2.0019931 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 18382080 positive integers (up to 20019931) that are relatively prime to 20019931.
20019931 has 8 divisors, whose sum is 21715344
The reverse of 20019931 is 13991002
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million nineteen thousand nine hundred thirty-one
Scientific notation
2.0019931 × 10^7
Engineering notation
2.0019931 × 10^6
Prime Factorization
17 × 41 × 28723
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20019931
Product of the distinct prime numbers
The prime factorization of 20019931 is 17 × 41 × 28723.
Since it has a total of 3 prime factors.
3 , 4 , 58 , 69 , 430 , 915 , 3304 , 1802 , 40963 , 2211 , 646394 , 172704 , 9630168 , 2985886 , 51508164 , 44641432 , 681417725 , 211254862 , 6741726038 , 4206429826
n×2
40039862
n×3
60059793
n×4
80079724
n×5
100099655
n÷2
10009965.5
n÷3
6673310.3333333
n÷3
5004982.75
n÷5
4003986.2
n2
400797637244761
n3
8.0239410426031E+21
n4
1.6063874602098E+29
n5
3.2159766112666E+36
2 √n
4474.3637536526
3 √n
271.53190015281
4 √n
66.890685103776
5 √n
28.859746717459
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
-20019930
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 20019931 can be divided by 8 positive divisors.
The sum of these divisors (counting 20019931) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010111101011011011
3
Ternary
1101200010011221
4
Quaternary
1030113223123
5
Quinary
20111114211
6
Senary
1553032511
8
Octal
114275333
10
Decimal
20019931
12
Duodecimal
6855737
16
Hexadecimal
1317adb
20
Vigesimal
6529gb
36
Base36
bx3h7
md5
448a1b8bd0baa6bab05aa6862fded4e8
sha1
08b299ee63a53d93f97328d59f054896c68e7557
sha256
5eecd4b76937a642df0c2498613036539f45dfb1b0f2b1eac2e32967e5dd015d
sha512
919f5b9ba14b07327046044c9a2d5268de316fc5ac56e1e1afff865a87b1b129d9914e963afdd04d137fef5a4802ec9ac82f8f80913d8084f3bd43580a157896
ripemd-160
585cc9e73a3e0b19df70b2eebc5a7737b4dcbf8c
Diameter
40039862
Circumference
125788936.30995
Area
1.2591429127443E+15
Volume
3.361060564304E+22
Surface area
5.0365716509772E+15
Circumference
125788936.30995
Perimeter
80079724
Area
400797637244761
Diagonal
28312457.937974
Surface area
2404785823468566
Volume
8.0239410426031E+21
Space diagonal
34675537.656023
Perimeter
60059793
Area
1.7355046781537E+14
Altitude
17337768.828012
Surface area
1.7355046781537E+14
Volume
9.4563052051096E+20
Height
9437485.9793245