161566241 is an odd 9-digits composite number following 161566240
and preceding 161566242 . In scientific notation, it is written as 1.61566241 × 10^8.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 161479872 positive integers (up to 161566241) that are relatively prime to 161566241.
161566241 has 4 divisors, whose sum is 161652612
The reverse of 161566241 is 142665161
Previous prime number is 1913
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred sixty-one million five hundred sixty-six thousand two hundred forty-one
Scientific notation
1.61566241 × 10^8
Engineering notation
1.61566241 × 10^6
Prime Factorization
1913 × 84457
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
161566241
Product of the distinct prime numbers
The prime factorization of 161566241 is 1913 × 84457.
Since it has a total of 2 prime factors.
2 , 6 , 91 , 70 , 931 , 349 , 3533 , 2390 , 37932 , 18684 , 374141 , 559612 , 4200427 , 3361330 , 90347348 , 1928983 , 959927316 , 386154236 , 7543776251 , 6703268722
n×2
323132482
n×3
484698723
n×4
646264964
n×5
807831205
n÷2
80783120.5
n÷3
53855413.666667
n÷3
40391560.25
n÷5
32313248.2
n2
26103650230870081
n3
4.2174686441805E+24
n4
6.814005553756E+32
n5
1.1009132634735E+41
2 √n
12710.870977238
3 √n
544.64920443746
4 √n
112.74249854087
5 √n
43.819773071602
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
-161566240
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 161566241 can be divided by 4 positive divisors.
The sum of these divisors (counting 161566241) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000010100111000100001
3
Ternary
102021000102012212
4
Quaternary
21220110320201
5
Quinary
312330104431
6
Senary
24010531505
8
Octal
1150247041
10
Decimal
161566241
12
Duodecimal
46136b95
16
Hexadecimal
9a14e21
20
Vigesimal
2a9ffc1
36
Base36
2o6xb5
md5
1f4f6e29dd341492020f17434b51e389
sha1
a1f160b415057cb39b33da3732982d0364d99387
sha256
8e77ad92de8377df109455c0d4c07345933f116c8b077619cfff19430091c1fb
sha512
46e1a136a55fc7ab45dffde363abc1514401912ad9bf76007c5d831c92813316ae2f141193ca135ab61dcb9260fae9b496b8e9b00ca1a0be253ce87c157a1fde
ripemd-160
0ed0823ff40c88ea4c1a4980e8c25a407b1073f3
Diameter
323132482
Circumference
1015150631.5874
Area
8.2007035797179E+16
Volume
1.7666091345737E+25
Surface area
3.2802814318872E+17
Circumference
1015150631.5874
Perimeter
646264964
Area
26103650230870081
Diagonal
228489169.24384
Surface area
156621901385220486
Volume
4.2174686441805E+24
Space diagonal
279840938.19992
Perimeter
484698723
Area
1.1303212115719E+16
Altitude
139920469.09996
Surface area
1.1303212115719E+16
Volume
4.9703344629027E+23
Height
76163056.414613