19307979 is an odd 8-digits composite number following 19307978
and preceding 19307980 . In scientific notation, it is written as 1.9307979 × 10^7.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 12871980 positive integers (up to 19307979) that are relatively prime to 19307979.
19307979 has 4 divisors, whose sum is 21453320
The reverse of 19307979 is 97970391
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
nineteen million three hundred seven thousand nine hundred seventy-nine
Scientific notation
1.9307979 × 10^7
Engineering notation
1.9307979 × 10^6
Prime Factorization
9 × 2145331
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19307979
Product of the distinct prime numbers
The prime factorization of 19307979 is 9 × 2145331.
Since it has a total of 2 prime factors.
3 , 7 , 31 , 29 , 611 , 667 , 1426 , 7729 , 53331 , 21112 , 411491 , 389762 , 9355668 , 4499822 , 78972911 , 47366051 , 91313942 , 648892614 , 3830221349 , 2534354788
n×2
38615958
n×3
57923937
n×4
77231916
n×5
96539895
n÷2
9653989.5
n÷3
6435993
n÷3
4826994.75
n÷5
3861595.8
n2
372798053064441
n3
7.1979769798091E+21
n4
1.3897838836864E+29
n5
2.6833918040755E+36
2 √n
4394.0845462963
3 √n
268.27421902492
4 √n
66.287891400287
5 √n
28.651499994694
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
-19307978
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 19307979 can be divided by 4 positive divisors.
The sum of these divisors (counting 19307979) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001001101001110111001011
3
Ternary
1100022221120100
4
Quaternary
1021221313023
5
Quinary
14420323404
6
Senary
1525500443
8
Octal
111516713
10
Decimal
19307979
12
Duodecimal
6571723
16
Hexadecimal
1269dcb
20
Vigesimal
60d9ij
36
Base36
bhu4r
md5
af0a8214ac9a676b0c429c044332a438
sha1
3e4ea6853df94706ad803e2b9437fc061af679c0
sha256
43dc0fd7bf20bcdabbb8480cc35e4f973b2059f47f35a858ca4e55386c0ddd8b
sha512
118cdec7ef5b746349c958bb551aa47ec5688d52e0536ce7c73b2c6ca4b452cd16443f8d8567091e6dd78567141b7c0f21a23bf8e96723555691c594e07abe19
ripemd-160
a0628c56581283bfa2d31f2513c4cc96ed309205
Diameter
38615958
Circumference
121315609.96413
Area
1.1711796247798E+15
Volume
3.0150815467302E+22
Surface area
4.6847184991193E+15
Circumference
121315609.96413
Perimeter
77231916
Area
372798053064441
Diagonal
27305605.763815
Surface area
2236788318386646
Volume
7.1979769798091E+21
Space diagonal
33442400.619473
Perimeter
57923937
Area
1.6142629221759E+14
Altitude
16721200.309736
Surface area
1.6142629221759E+14
Volume
8.4828972220795E+20
Height
9101868.5879383