19307921 is an odd 8-digits composite number following 19307920
and preceding 19307922 . In scientific notation, it is written as 1.9307921 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 19288500 positive integers (up to 19307921) that are relatively prime to 19307921.
19307921 has 4 divisors, whose sum is 19327344
The reverse of 19307921 is 12970391
Previous prime number is 1051
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
nineteen million three hundred seven thousand nine hundred twenty-one
Scientific notation
1.9307921 × 10^7
Engineering notation
1.9307921 × 10^6
Prime Factorization
1051 × 18371
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19307921
Product of the distinct prime numbers
The prime factorization of 19307921 is 1051 × 18371.
Since it has a total of 2 prime factors.
1 , 9 , 40 , 55 , 95 , 125 , 2778 , 9466 , 54142 , 53246 , 168419 , 276693 , 2050107 , 7129210 , 45771448 , 80413266 , 349585480 , 613247336 , 9053296531 , 7152091444
n×2
38615842
n×3
57923763
n×4
77231684
n×5
96539605
n÷2
9653960.5
n÷3
6435973.6666667
n÷3
4826980.25
n÷5
3861584.2
n2
372795813342241
n3
7.1979121131427E+21
n4
1.389767184455E+29
n5
2.683351500585E+36
2 √n
4394.0779465094
3 √n
268.27395039814
4 √n
66.287841619028
5 √n
28.651482781199
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
-19307920
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 19307921 can be divided by 4 positive divisors.
The sum of these divisors (counting 19307921) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001001101001110110010001
3
Ternary
1100022221111012
4
Quaternary
1021221312101
5
Quinary
14420323141
6
Senary
1525500305
8
Octal
111516621
10
Decimal
19307921
12
Duodecimal
6571695
16
Hexadecimal
1269d91
20
Vigesimal
60d9g1
36
Base36
bhu35
md5
6c82b8553d36308c832ae8d16c32e82e
sha1
ac2ccc697064f9d51ea0768012711777f03e5e1e
sha256
ab6806c0f7cb91eb94a5dfae6cfa2035853bf3d0d275342a740306286a9348bf
sha512
1ccebacf0a691431f6ee616ae4c28d50aa7e4843d72340c1fdce72515b5594b720df82e8149b7dd4108254b749037001e2aa8843581f89d388b04ab76ace5017
ripemd-160
89aa3605b95ae3861e8b2dc6927f8eb9c138879f
Diameter
38615842
Circumference
121315245.53938
Area
1.171172588485E+15
Volume
3.0150543754446E+22
Surface area
4.6846903539401E+15
Circumference
121315245.53938
Perimeter
77231684
Area
372795813342241
Diagonal
27305523.739428
Surface area
2236774880053446
Volume
7.1979121131427E+21
Space diagonal
33442300.160526
Perimeter
57923763
Area
1.6142532238943E+14
Altitude
16721150.080263
Surface area
1.6142532238943E+14
Volume
8.48282077598E+20
Height
9101841.2464761