161728343 is an odd 9-digits composite number following 161728342
and preceding 161728344 . In scientific notation, it is written as 1.61728343 × 10^8.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 138624288 positive integers (up to 161728343) that are relatively prime to 161728343.
161728343 has 4 divisors, whose sum is 184832400
The reverse of 161728343 is 343827161
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred sixty-one million seven hundred twenty-eight thousand three hundred forty-three
Scientific notation
1.61728343 × 10^8
Engineering notation
1.61728343 × 10^6
Prime Factorization
7 × 23104049
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
161728343
Product of the distinct prime numbers
The prime factorization of 161728343 is 7 × 23104049.
Since it has a total of 2 prime factors.
6 , 2 , 31 , 48 , 510 , 27 , 2366 , 7395 , 66138 , 81373 , 534013 , 5578 , 5589993 , 2810262 , 37461025 , 83510526 , 882965413 , 13653532 , 8871840553 , 5500526122
n×2
323456686
n×3
485185029
n×4
646913372
n×5
808641715
n÷2
80864171.5
n÷3
53909447.666667
n÷3
40432085.75
n÷5
32345668.6
n2
26156056929525649
n3
4.2301757466259E+24
n4
6.8413931410059E+32
n5
1.1064471765064E+41
2 √n
12717.245888949
3 √n
544.83129531254
4 √n
112.77076699637
5 √n
43.828562561033
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
-161728342
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 161728343 can be divided by 4 positive divisors.
The sum of these divisors (counting 161728343) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000111100011101010111
3
Ternary
102021022122120122
4
Quaternary
21220330131113
5
Quinary
312400301333
6
Senary
24014222155
8
Octal
1150743527
10
Decimal
161728343
12
Duodecimal
461b495b
16
Hexadecimal
9a3c757
20
Vigesimal
2aag0h3
36
Base36
2oaedz
md5
c5ec7986059db99ac0ef928d2bf71c19
sha1
87da811f0038a492d1fe49159c0c9c7ec1a4c291
sha256
095694cac6a39eea239841de0e1dc287d38b34052f60841e9c4945f387718964
sha512
c56c2ddabc9056b47a0861f4daacf5fa68240d3503c95cf4515d28bc2d8adfc782e2605d155e64f399ff98009b038583b7beef7ffa2712d0717f58abc536e7de
ripemd-160
89edb9da6843a2752c1ddecb66fb2314de655eda
Diameter
323456686
Circumference
1016169148.4921
Area
8.2171676296674E+16
Volume
1.7719318731991E+25
Surface area
3.286867051867E+17
Circumference
1016169148.4921
Perimeter
646913372
Area
26156056929525649
Diagonal
228718416.09073
Surface area
156936341577153894
Volume
4.2301757466259E+24
Space diagonal
280121707.09993
Perimeter
485185029
Area
1.1325904881901E+16
Altitude
140060853.54996
Surface area
1.1325904881901E+16
Volume
4.98530992675E+23
Height
76239472.030243