19431397 is an odd 8-digits composite number following 19431396
and preceding 19431398 . In scientific notation, it is written as 1.9431397 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 19419916 positive integers (up to 19431397) that are relatively prime to 19431397.
19431397 has 4 divisors, whose sum is 19442880
The reverse of 19431397 is 79313491
Previous prime number is 9419
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
nineteen million four hundred thirty-one thousand three hundred ninety-seven
Scientific notation
1.9431397 × 10^7
Engineering notation
1.9431397 × 10^6
Prime Factorization
9419 × 2063
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19431397
Product of the distinct prime numbers
The prime factorization of 19431397 is 9419 × 2063.
Since it has a total of 2 prime factors.
5 , 6 , 89 , 76 , 989 , 921 , 7991 , 9831 , 19013 , 76596 , 966863 , 352068 , 1665418 , 1365930 , 45427010 , 2238205 , 963812538 , 375802965 , 3200686198 , 2370532614
n×2
38862794
n×3
58294191
n×4
77725588
n×5
97156985
n÷2
9715698.5
n÷3
6477132.3333333
n÷3
4857849.25
n÷5
3886279.4
n2
377579189371609
n3
7.3368911276179E+21
n4
1.4256604424652E+29
n5
2.7702574044737E+36
2 √n
4408.1058290381
3 √n
268.84461482058
4 √n
66.393567678188
5 √n
28.688035192051
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
-19431396
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 19431397 can be divided by 4 positive divisors.
The sum of these divisors (counting 19431397) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010000111111111100101
3
Ternary
1100120012212101
4
Quaternary
1022013333211
5
Quinary
14433301042
6
Senary
1532252101
8
Octal
112077745
10
Decimal
19431397
12
Duodecimal
6611031
16
Hexadecimal
1287fe5
20
Vigesimal
618i9h
36
Base36
bkhd1
md5
46ad4010779661ed7ab5039cd3af4f3e
sha1
2e2f9da81f073090bbc85d3360c465e43235ced0
sha256
d9d75edccf8dfeeee5fae2c7469f26b934106c4c57f7b577fbc12420e53a2ee8
sha512
388ca0c7386e524775f5d498248bdbfbed32d9826fa957caaaace3659e0049959c4b413c100c6d6e7deee299530d7ff16a83af8dcd04cbc573e7673832d13f99
ripemd-160
bd991a2ddbc44cdb80c880df8aeff50db4717375
Diameter
38862794
Circumference
122091068.12837
Area
1.1862000074782E+15
Volume
3.073269768895E+22
Surface area
4.7448000299129E+15
Circumference
122091068.12837
Perimeter
77725588
Area
377579189371609
Diagonal
27480145.173256
Surface area
2265475136229654
Volume
7.3368911276179E+21
Space diagonal
33656166.866041
Perimeter
58294191
Area
1.6349658496807E+14
Altitude
16828083.433021
Surface area
1.6349658496807E+14
Volume
8.6466091152767E+20
Height
9160048.3910853