19691395 is an odd 8-digits composite number following 19691394
and preceding 19691396 . In scientific notation, it is written as 1.9691395 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 15608160 positive integers (up to 19691395) that are relatively prime to 19691395.
19691395 has 8 divisors, whose sum is 23847120
The reverse of 19691395 is 59319691
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
nineteen million six hundred ninety-one thousand three hundred ninety-five
Scientific notation
1.9691395 × 10^7
Engineering notation
1.9691395 × 10^6
Prime Factorization
5 × 109 × 36131
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19691395
Product of the distinct prime numbers
The prime factorization of 19691395 is 5 × 109 × 36131.
Since it has a total of 3 prime factors.
4 , 6 , 95 , 22 , 621 , 511 , 9687 , 7770 , 92962 , 96309 , 417011 , 485854 , 4836223 , 266547 , 46971711 , 56980182 , 654652115 , 713598254 , 3424408025 , 630372061
n×2
39382790
n×3
59074185
n×4
78765580
n×5
98456975
n÷2
9845697.5
n÷3
6563798.3333333
n÷3
4922848.75
n÷5
3938279
n2
387751037046025
n3
7.6353588321329E+21
n4
1.5035086673027E+29
n5
2.9606183053781E+36
2 √n
4437.4987323942
3 √n
270.03838046075
4 √n
66.614553457891
5 √n
28.764398499508
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
-19691394
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 19691395 can be divided by 8 positive divisors.
The sum of these divisors (counting 19691395) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011000111011110000011
3
Ternary
1101001102111221
4
Quaternary
1023013132003
5
Quinary
20020111040
6
Senary
1542015511
8
Octal
113073603
10
Decimal
19691395
12
Duodecimal
6717597
16
Hexadecimal
12c7783
20
Vigesimal
63189f
36
Base36
bq1z7
md5
7982c960a007e817db8b940102f5fefb
sha1
969a6366276cde6aab1504b82e53ed5ced6faa97
sha256
f5e0b7ab85788cdd68fa31206cf1d55391e472de473ea60dfbf4b2dd1bc68a2f
sha512
ad62562ba679ffc7c6d73a04b506cfb4fc8e1232872f0e5f94de1fa2ab0a355fd283a06481676417a0bcc243e5bdf9c60e575f178b2c44f6c28892bb933c907a
ripemd-160
7f90fe4c20cea3bc845179f6fd9089bf219fa234
Diameter
39382790
Circumference
123724683.74187
Area
1.2181558094056E+15
Volume
3.1982916286068E+22
Surface area
4.8726232376225E+15
Circumference
123724683.74187
Perimeter
78765580
Area
387751037046025
Diagonal
27847837.871046
Surface area
2326506222276150
Volume
7.6353588321329E+21
Space diagonal
34106496.611908
Perimeter
59074185
Area
1.6790112421281E+14
Altitude
17053248.305954
Surface area
1.6790112421281E+14
Volume
8.998356678323E+20
Height
9282612.6236819