161738271 is an odd 9-digits composite number following 161738270
and preceding 161738272 . In scientific notation, it is written as 1.61738271 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 107774064 positive integers (up to 161738271) that are relatively prime to 161738271.
161738271 has 12 divisors, whose sum is 233733448
The reverse of 161738271 is 172837161
Previous prime number is 3643
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred sixty-one million seven hundred thirty-eight thousand two hundred seventy-one
Scientific notation
1.61738271 × 10^8
Engineering notation
1.61738271 × 10^6
Prime Factorization
3 × 3 × 3643 × 4933
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
53912757
Product of the distinct prime numbers
The prime factorization of 161738271 is 3 × 3 × 3643 × 4933.
Since it has a total of 4 prime factors.
2 , 6 , 71 , 59 , 213 , 685 , 5200 , 8473 , 34603 , 31971 , 572155 , 128666 , 6441557 , 4513543 , 77125026 , 62589718 , 826153313 , 12299627 , 5493041808 , 5160692461
n×2
323476542
n×3
485214813
n×4
646953084
n×5
808691355
n÷2
80869135.5
n÷3
53912757
n÷3
40434567.75
n÷5
32347654.2
n2
26159268306069441
n3
4.2309548264488E+24
n4
6.8430731830893E+32
n5
1.1067868249593E+41
2 √n
12717.636219046
3 √n
544.84244358402
4 √n
112.7724976182
5 √n
43.82910064765
1 , 3 , 9 , 3643 , 4933 , 10929 , 14799 , 32787 , 44397 , 17970919 , 53912757 , 161738271
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-161738270
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 161738271 can be divided by 12 positive divisors.
The sum of these divisors (counting 161738271) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101000111110111000011111
3
Ternary
102021100011012100
4
Quaternary
21220332320133
5
Quinary
312401111041
6
Senary
24014340143
8
Octal
1150767037
10
Decimal
161738271
12
Duodecimal
461ba653
16
Hexadecimal
9a3ee1f
20
Vigesimal
2aah5db
36
Base36
2oam1r
md5
07eb672caa3dfecd49304ac05765fc46
sha1
30482b59097785dec4742ed1f89e0a2451ce24bf
sha256
28336d4bc8c9edd1c81e97adff4a47f23b22832a501b2f7e58e7d57a6fe32bfc
sha512
0e2cb109cc4fa8bbb57a84ca591dbd95658a9c01df1c6bf14a9377253755411db07e7af9aacc337d136fad2ec162438193cdb5cbfaaa93d44d77924afa584567
ripemd-160
037048bbfee1d6edf074d86d9707493ce8b964b4
Diameter
323476542
Circumference
1016231527.9558
Area
8.2181765133632E+16
Volume
1.7722582133922E+25
Surface area
3.2872706053453E+17
Circumference
1016231527.9558
Perimeter
646953084
Area
26159268306069441
Diagonal
228732456.40298
Surface area
156955609836416646
Volume
4.2309548264488E+24
Space diagonal
280138902.90034
Perimeter
485214813
Area
1.1327295448735E+16
Altitude
140069451.45017
Surface area
1.1327295448735E+16
Volume
4.9862280811265E+23
Height
76244152.134325