163491161 is an odd 9-digits composite number following 163491160
and preceding 163491162 . In scientific notation, it is written as 1.63491161 × 10^8.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 162996900 positive integers (up to 163491161) that are relatively prime to 163491161.
163491161 has 4 divisors, whose sum is 163985424
The reverse of 163491161 is 161194361
Previous prime number is 331
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred sixty-three million four hundred ninety-one thousand one hundred sixty-one
Scientific notation
1.63491161 × 10^8
Engineering notation
1.63491161 × 10^6
Prime Factorization
331 × 493931
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
163491161
Product of the distinct prime numbers
The prime factorization of 163491161 is 331 × 493931.
Since it has a total of 2 prime factors.
2 , 10 , 89 , 12 , 818 , 385 , 4433 , 6768 , 90975 , 38164 , 311415 , 16219 , 4880722 , 916687 , 19352650 , 24538700 , 138949094 , 561395239 , 1646151669 , 3862549156
n×2
326982322
n×3
490473483
n×4
653964644
n×5
817455805
n÷2
81745580.5
n÷3
54497053.666667
n÷3
40872790.25
n÷5
32698232.2
n2
26729359725127921
n3
4.3700140542478E+24
n4
7.1445867131529E+32
n5
1.1680767765985E+41
2 √n
12786.366215622
3 √n
546.80367653676
4 √n
113.07681555307
5 √n
43.92369382444
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
-163491160
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 163491161 can be divided by 4 positive divisors.
The sum of these divisors (counting 163491161) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101111101010110101011001
3
Ternary
102101122012201012
4
Quaternary
21233222311121
5
Quinary
313323204121
6
Senary
24120103305
8
Octal
1157526531
10
Decimal
163491161
12
Duodecimal
46904b35
16
Hexadecimal
9bead59
20
Vigesimal
2b1g7i1
36
Base36
2pc6l5
md5
509c4c23d76df6b19f34d6b30a619adb
sha1
95e1e1e8778695ba07f1e4682b380b8b65fce18e
sha256
3d3a7348ebdc91ff4a799a6276548b32c80b6640ee74645aa05debbce990d810
sha512
39d510496f9680de249fb216b066395006cdd707365f65dc945002eb415abcbaa0879e04ed832a96ad1cc0dc2e0bff45189d06d6fde3deec65279290d8c156c4
ripemd-160
3ea151287eb84c0cd7af722d0d8a103b62d6306f
Diameter
326982322
Circumference
1027245260.6489
Area
8.3972760147621E+16
Volume
1.8305072065212E+25
Surface area
3.3589104059048E+17
Circumference
1027245260.6489
Perimeter
653964644
Area
26729359725127921
Diagonal
231211417.21432
Surface area
160376158350767526
Volume
4.3700140542478E+24
Space diagonal
283174997.44042
Perimeter
490473483
Area
1.1574152274427E+16
Altitude
141587498.72021
Surface area
1.1574152274427E+16
Volume
5.1501109527319E+23
Height
77070472.404774