19007921 is an odd 8-digits composite number following 19007920
and preceding 19007922 . In scientific notation, it is written as 1.9007921 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 17889792 positive integers (up to 19007921) that are relatively prime to 19007921.
19007921 has 4 divisors, whose sum is 20126052
The reverse of 19007921 is 12970091
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
nineteen million seven thousand nine hundred twenty-one
Scientific notation
1.9007921 × 10^7
Engineering notation
1.9007921 × 10^6
Prime Factorization
17 × 1118113
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19007921
Product of the distinct prime numbers
The prime factorization of 19007921 is 17 × 1118113.
Since it has a total of 2 prime factors.
6 , 6 , 80 , 95 , 146 , 465 , 5405 , 7907 , 84449 , 77822 , 641511 , 41554 , 6740559 , 6745747 , 3775133 , 66130405 , 361056422 , 227970710 , 9024085038 , 1422874264
n×2
38015842
n×3
57023763
n×4
76031684
n×5
95039605
n÷2
9503960.5
n÷3
6335973.6666667
n÷3
4751980.25
n÷5
3801584.2
n2
361301060742241
n3
6.8675820198047E+21
n4
1.3053845649347E+29
n5
2.4812646684898E+36
2 √n
4359.8074498767
3 √n
266.87724114048
4 √n
66.028838017011
5 √n
28.56188877886
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
-19007920
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 19007921 can be divided by 4 positive divisors.
The sum of these divisors (counting 19007921) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001000100000100110110001
3
Ternary
1022202200222002
4
Quaternary
1020200212301
5
Quinary
14331223141
6
Senary
1515223345
8
Octal
110404661
10
Decimal
19007921
12
Duodecimal
6447b55
16
Hexadecimal
12209b1
20
Vigesimal
5ifjg1
36
Base36
bbelt
md5
952764fc04302fe3c78c92a3d16c8067
sha1
37a7e332145e8f478d859308870038c7afab45d5
sha256
d9d1509a772e2a9e49f4ba4528bca901e70b3a2bdf3630d4f10f01676177518d
sha512
9d4884dbd6481753db2000138100896231fb6dc3643254c9eadf7fcca3fd46c469967ac59ff94356c9630952d0a87bfc47820412fdac3e317ed817fe4a9ddb14
ripemd-160
b8d1e1bfc1f10d543f6cf16e10d437290b15d25b
Diameter
38015842
Circumference
119430289.94723
Area
1.135060758162E+15
Volume
2.8766860295125E+22
Surface area
4.5402430326481E+15
Circumference
119430289.94723
Perimeter
76031684
Area
361301060742241
Diagonal
26881259.670716
Surface area
2167806364453446
Volume
6.8675820198047E+21
Space diagonal
32922684.918255
Perimeter
57023763
Area
1.5644794850852E+14
Altitude
16461342.459128
Surface area
1.5644794850852E+14
Volume
8.0935230275979E+20
Height
8960419.8902388