19431091 is an odd 8-digits composite number following 19431090
and preceding 19431092 . In scientific notation, it is written as 1.9431091 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 18408384 positive integers (up to 19431091) that are relatively prime to 19431091.
19431091 has 4 divisors, whose sum is 20453800
The reverse of 19431091 is 19013491
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
nineteen million four hundred thirty-one thousand ninety-one
Scientific notation
1.9431091 × 10^7
Engineering notation
1.9431091 × 10^6
Prime Factorization
19 × 1022689
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19431091
Product of the distinct prime numbers
The prime factorization of 19431091 is 19 × 1022689.
Since it has a total of 2 prime factors.
1 , 4 , 94 , 60 , 2 , 548 , 9951 , 4542 , 83359 , 12948 , 353255 , 825659 , 7154186 , 6541437 , 10753440 , 71632089 , 483440964 , 780358445 , 9662659787 , 361840568
n×2
38862182
n×3
58293273
n×4
77724364
n×5
97155455
n÷2
9715545.5
n÷3
6477030.3333333
n÷3
4857772.75
n÷5
3886218.2
n2
377567297450281
n3
7.3365445153805E+21
n4
1.4255706410391E+29
n5
2.7700392852959E+36
2 √n
4408.0711201159
3 √n
268.84320358419
4 √n
66.393306289986
5 √n
28.687944837312
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
-19431090
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 19431091 can be divided by 4 positive divisors.
The sum of these divisors (counting 19431091) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010000111111010110011
3
Ternary
1100120012110001
4
Quaternary
1022013322303
5
Quinary
14433243331
6
Senary
1532250431
8
Octal
112077263
10
Decimal
19431091
12
Duodecimal
6610a17
16
Hexadecimal
1287eb3
20
Vigesimal
618heb
36
Base36
bkh4j
md5
f357fd3543ce7ddb08e9e047551468d8
sha1
6a0c1148dff61777a3b38b4a7c62b657d3dbdd28
sha256
0e06104b507025cdececed881566ccc3b1240022695577b2ffe7a6cdc6ef9331
sha512
97481b764c2e46348038a0138a96b31e91eba00db7b27b7acd7f3343e6c55f410adec252d3a918b0321cdcf0f3e9d807a626496fe5da28122464d8752209f6dd
ripemd-160
a42e6b709db4c61f1d71cc63a91f978dfad964fc
Diameter
38862182
Circumference
122089145.47367
Area
1.1861626479056E+15
Volume
3.0731245803005E+22
Surface area
4.7446505916222E+15
Circumference
122089145.47367
Perimeter
77724364
Area
377567297450281
Diagonal
27479712.423906
Surface area
2265403784701686
Volume
7.3365445153805E+21
Space diagonal
33655636.858494
Perimeter
58293273
Area
1.6349143561509E+14
Altitude
16827818.429247
Surface area
1.6349143561509E+14
Volume
8.6462006288375E+20
Height
9159904.1413019