20190972 is an even 8-digits composite number following 20190971
and preceding 20190973 . In scientific notation, it is written as 2.0190972 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 12 positive divisors.
There are 6730320 positive integers (up to 20190972) that are relatively prime to 20190972.
20190972 has 12 divisors, whose sum is 47112296
The reverse of 20190972 is 27909102
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred ninety thousand nine hundred seventy-two
Scientific notation
2.0190972 × 10^7
Engineering notation
2.0190972 × 10^6
Prime Factorization
2 × 2 × 3 × 1682581
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10095486
Product of the distinct prime numbers
The prime factorization of 20190972 is 2 × 2 × 3 × 1682581.
Since it has a total of 4 prime factors.
5 , 9 , 45 , 99 , 995 , 22 , 8737 , 9216 , 44888 , 39519 , 62947 , 169051 , 8090960 , 9905887 , 24439322 , 77946096 , 852647754 , 836365140 , 6604559998 , 2218558508
n×2
40381944
n×3
60572916
n×4
80763888
n×5
100954860
n÷2
10095486
n÷3
6730324
n÷3
5047743
n÷5
4038194.4
n2
407675350304784
n3
8.2313615830941E+21
n4
1.6619919124613E+29
n5
3.3557232168732E+36
2 √n
4493.4365467869
3 √n
272.30298921107
4 √n
67.033100381728
5 √n
28.908891910383
1 , 2 , 3 , 4 , 6 , 12 , 1682581 , 3365162 , 5047743 , 6730324 , 10095486 , 20190972
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20190971
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20190972 can be divided by 12 positive divisors.
The sum of these divisors (counting 20190972) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101000001011011111100
3
Ternary
1101222210210210
4
Quaternary
1031001123330
5
Quinary
20132102342
6
Senary
2000432420
8
Octal
115013374
10
Decimal
20190972
12
Duodecimal
6918710
16
Hexadecimal
13416fc
20
Vigesimal
663h8c
36
Base36
c0rgc
md5
79ac0538a94c3c65ecc4d93e9568aa7c
sha1
7349c8bcb22f00ead68f70821dcbe38f7c3650f7
sha256
627f919650bf94208a99783905883416bc0fef3684b4b24ecd1d1c3aaad388bf
sha512
c184ec57186e22da7069387057b3f50902ee89c7e78fae3665008f450feb8ec47a5b6715efbd4192afcdee6c6767d6d96794a87ce0cbd12aaf5fe6e8bec11811
ripemd-160
47c48ac5fa7c508a2e1821101c4613984c0531a1
Diameter
40381944
Circumference
126863618.60807
Area
1.2807498855672E+15
Volume
3.447944677132E+22
Surface area
5.1229995422686E+15
Circumference
126863618.60807
Perimeter
80763888
Area
407675350304784
Diagonal
28554346.439895
Surface area
2446052101828704
Volume
8.2313615830941E+21
Space diagonal
34971789.358201
Perimeter
60572916
Area
1.7652860493033E+14
Altitude
17485894.6791
Surface area
1.7652860493033E+14
Volume
9.7007526563404E+20
Height
9518115.4799651