191738997 is an odd 9-digits composite number following 191738996
and preceding 191738998 . In scientific notation, it is written as 1.91738997 × 10^8.
The sum of its digits is 54. It has a total of 2 prime factors and 4 positive divisors.
There are 127825992 positive integers (up to 191738997) that are relatively prime to 191738997.
191738997 has 4 divisors, whose sum is 213043340
The reverse of 191738997 is 799837191
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 54
Digital Root 9
Name
one hundred ninety-one million seven hundred thirty-eight thousand nine hundred ninety-seven
Scientific notation
1.91738997 × 10^8
Engineering notation
1.91738997 × 10^6
Prime Factorization
9 × 21304333
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
191738997
Product of the distinct prime numbers
The prime factorization of 191738997 is 9 × 21304333.
Since it has a total of 2 prime factors.
7 , 10 , 65 , 43 , 996 , 911 , 5059 , 5529 , 64067 , 59088 , 932597 , 345210 , 3917966 , 8042489 , 84881901 , 83046656 , 124071761 , 102609289 , 1591836063 , 9982632807
n×2
383477994
n×3
575216991
n×4
766955988
n×5
958694985
n÷2
95869498.5
n÷3
63912999
n÷3
47934749.25
n÷5
38347799.4
n2
36763842970566009
n3
7.0490623770418E+24
n4
1.3515801499644E+33
n5
2.5915062231929E+41
2 √n
13846.985123123
3 √n
576.63829884102
4 √n
117.6732132778
5 √n
45.346324365952
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
-191738996
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 191738997 can be divided by 4 positive divisors.
The sum of these divisors (counting 191738997) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011011011011011010001110101
3
Ternary
111100210100110100
4
Quaternary
23123123101311
5
Quinary
343041121442
6
Senary
31005344313
8
Octal
1333332165
10
Decimal
191738997
12
Duodecimal
54268099
16
Hexadecimal
b6db475
20
Vigesimal
2ji779h
36
Base36
365mr9
md5
7b18de6a41ed4ac09ea1adb9f588eb32
sha1
f493690b808f4808d8214497b7116ae6e4a58cfa
sha256
18631135764ae90e13172a57cd35df31186f1765807a0e3531dd0eb70eeb96fb
sha512
604cb6cd4a3d27569d64223ac5f52ea7de3018f9a1393951824294c9217e2a3652ea9eaeb328315bf77996fe0202f746a4f1f94bfb2c65b3a552b3532ea3f87a
ripemd-160
6e99123ad03b84daab71380962abc826db9755fd
Diameter
383477994
Circumference
1204731648.7638
Area
1.1549701899406E+17
Volume
2.9527043437881E+25
Surface area
4.6198807597624E+17
Circumference
1204731648.7638
Perimeter
766955988
Area
36763842970566009
Diagonal
271159889.99321
Surface area
220583057823396054
Volume
7.0490623770418E+24
Space diagonal
332101684.5963
Perimeter
575216991
Area
1.5919210976626E+16
Altitude
166050842.29815
Surface area
1.5919210976626E+16
Volume
8.3073996796887E+23
Height
90386629.997738