197839491 is an odd 9-digits composite number following 197839490
and preceding 197839492 . In scientific notation, it is written as 1.97839491 × 10^8.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 126158472 positive integers (up to 197839491) that are relatively prime to 197839491.
197839491 has 8 divisors, whose sum is 275255040
The reverse of 197839491 is 194938791
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 51
Digital Root 6
Name
one hundred ninety-seven million eight hundred thirty-nine thousand four hundred ninety-one
Scientific notation
1.97839491 × 10^8
Engineering notation
1.97839491 × 10^6
Prime Factorization
3 × 23 × 2867239
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
197839491
Product of the distinct prime numbers
The prime factorization of 197839491 is 3 × 23 × 2867239.
Since it has a total of 3 prime factors.
3 , 4 , 40 , 73 , 107 , 124 , 3385 , 5549 , 37109 , 7355 , 148416 , 163900 , 4739688 , 3677181 , 77061982 , 20386202 , 650646719 , 457831671 , 4159712496 , 3083799298
n×2
395678982
n×3
593518473
n×4
791357964
n×5
989197455
n÷2
98919745.5
n÷3
65946497
n÷3
49459872.75
n÷5
39567898.2
n2
39140464199139081
n3
7.7435295146614E+24
n4
1.5319759377241E+33
n5
3.0308533974358E+41
2 √n
14065.542684163
3 √n
582.69013029952
4 √n
118.59824064531
5 √n
45.631274314862
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
-197839490
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 197839491 can be divided by 8 positive divisors.
The sum of these divisors (counting 197839491) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011110010101100101010000011
3
Ternary
111210021021202120
4
Quaternary
23302230222003
5
Quinary
401121330431
6
Senary
31344215323
8
Octal
1362545203
10
Decimal
197839491
12
Duodecimal
5630a543
16
Hexadecimal
bcaca83
20
Vigesimal
31g9ieb
36
Base36
39sdxf
md5
218bd4a24411f0f313253546975316f0
sha1
cbbeff59587378660ab475c8505f520b9798d741
sha256
3de7d47044b857779b847a262b8f5050aeb66c81515d3197380c38d8e5627597
sha512
f424391a373db018f240cf21b087d9f972a72e4259f52d909b2973221563e3dbe95aead8c1d635c8ec4f3ed96891255f2a502502149be7fc61e92ad4f6721ea6
ripemd-160
bd5d13149adc2c90a8d659a95c21735850d7a693
Diameter
395678982
Circumference
1243062183.0311
Area
1.2296339478611E+17
Volume
3.2436020581488E+25
Surface area
4.9185357914444E+17
Circumference
1243062183.0311
Perimeter
791357964
Area
39140464199139081
Diagonal
279787291.34519
Surface area
234842785194834486
Volume
7.7435295146614E+24
Space diagonal
342668050.15557
Perimeter
593518473
Area
1.6948318156185E+16
Altitude
171334025.07778
Surface area
1.6948318156185E+16
Volume
9.1258370502254E+23
Height
93262430.448397