191520997 is an odd 9-digits composite number following 191520996
and preceding 191520998 . In scientific notation, it is written as 1.91520997 × 10^8.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 180255040 positive integers (up to 191520997) that are relatively prime to 191520997.
191520997 has 4 divisors, whose sum is 202786956
The reverse of 191520997 is 799025191
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred ninety-one million five hundred twenty thousand nine hundred ninety-seven
Scientific notation
1.91520997 × 10^8
Engineering notation
1.91520997 × 10^6
Prime Factorization
17 × 11265941
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
191520997
Product of the distinct prime numbers
The prime factorization of 191520997 is 17 × 11265941.
Since it has a total of 2 prime factors.
6 , 10 , 73 , 5 , 138 , 200 , 3343 , 2955 , 61842 , 37311 , 387308 , 780454 , 9932803 , 5961159 , 12677941 , 97525450 , 519428117 , 631107497 , 5850204115 , 348301171
n×2
383041994
n×3
574562991
n×4
766083988
n×5
957604985
n÷2
95760498.5
n÷3
63840332.333333
n÷3
47880249.25
n÷5
38304199.4
n2
36680292291874009
n3
7.0250461499911E+24
n4
1.3454438426173E+33
n5
2.5768074614558E+41
2 √n
13839.111134751
3 √n
576.41967730748
4 √n
117.63975150752
5 √n
45.336008261548
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
-191520996
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 191520997 can be divided by 4 positive divisors.
The sum of these divisors (counting 191520997) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011011010100110000011100101
3
Ternary
111100101021102021
4
Quaternary
23122212003211
5
Quinary
343012132442
6
Senary
31000543141
8
Octal
1332460345
10
Decimal
191520997
12
Duodecimal
54181ab1
16
Hexadecimal
b6a60e5
20
Vigesimal
2jh029h
36
Base36
360yjp
md5
47fffa5db2be27bef8a8c9faa5794b8c
sha1
b901af8a1cbca3ba9ea3593585c32f95ebeff225
sha256
396b495e663a39e5eedc2f88d22dbf6b0ff78c574fb4a9d3653e3b9568f2f7b5
sha512
60e458990af64416b9784c070b638f6f6d166cbed5086eea17d96343608950ed9043c1bc6a0bb135241c2304bac8d678ce76b07ebb755ca796207d90ce8761da
ripemd-160
f164b9ec627e0390952f7a76a93cb212f07fe922
Diameter
383041994
Circumference
1203361914.3668
Area
1.1523453679568E+17
Volume
2.9426444501255E+25
Surface area
4.6093814718271E+17
Circumference
1203361914.3668
Perimeter
766083988
Area
36680292291874009
Diagonal
270851591.43662
Surface area
220081753751244054
Volume
7.0250461499911E+24
Space diagonal
331724097.52025
Perimeter
574562991
Area
1.5883032471501E+16
Altitude
165862048.76012
Surface area
1.5883032471501E+16
Volume
8.2790962846786E+23
Height
90283863.812206