161566242 is an even 9-digits composite number following 161566241
and preceding 161566243 . In scientific notation, it is written as 1.61566242 × 10^8.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 53654672 positive integers (up to 161566242) that are relatively prime to 161566242.
161566242 has 16 divisors, whose sum is 324336960
The reverse of 161566242 is 242665161
Previous prime number is 269
Is Prime? no
Number parity even
Number length 9
Sum of Digits 33
Digital Root 6
Name
one hundred sixty-one million five hundred sixty-six thousand two hundred forty-two
Scientific notation
1.61566242 × 10^8
Engineering notation
1.61566242 × 10^6
Prime Factorization
2 × 3 × 269 × 100103
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
161566242
Product of the distinct prime numbers
The prime factorization of 161566242 is 2 × 3 × 269 × 100103.
Since it has a total of 4 prime factors.
7 , 6 , 15 , 58 , 171 , 141 , 6142 , 1735 , 10569 , 50443 , 449443 , 727834 , 8695564 , 9262475 , 84467898 , 1500597 , 598947599 , 880714002 , 1893171926 , 2741962413
n×2
323132484
n×3
484698726
n×4
646264968
n×5
807831210
n÷2
80783121
n÷3
53855414
n÷3
40391560.5
n÷5
32313248.4
n2
26103650554002564
n3
4.2174687224914E+24
n4
6.8140057224548E+32
n5
1.1009132975435E+41
2 √n
12710.871016575
3 √n
544.64920556115
4 √n
112.74249871532
5 √n
43.819773125846
1 , 2 , 3 , 6 , 269 , 538 , 807 , 1614 , 100103 , 200206 , 300309 , 600618 , 26927707 , 53855414 , 80783121 , 161566242
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-161566241
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 161566242 can be divided by 16 positive divisors.
The sum of these divisors (counting 161566242) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101000010100111000100010
3
Ternary
102021000102012220
4
Quaternary
21220110320202
5
Quinary
312330104432
6
Senary
24010531510
8
Octal
1150247042
10
Decimal
161566242
12
Duodecimal
46136b96
16
Hexadecimal
9a14e22
20
Vigesimal
2a9ffc2
36
Base36
2o6xb6
md5
ec7afbdcf72aed0ea192580a8ecd9fc3
sha1
6f567b3b0e942fa3820f3013a8926a5ecdd59c94
sha256
ed5ceccd878979d2445f6f43ae6b1289f7326bb1bc162bb21e08d744d2f08243
sha512
7ddbcda99d6171f8bc5e4f15de30e3513e8303a26030336394e69003ceec1a1dfc98de9908a15a79b4545b4ac7f42307072a06861a327229346a26d2c09387d2
ripemd-160
4dd82d54a734bc1f91dd282467320ef8d41f764e
Diameter
323132484
Circumference
1015150637.8706
Area
8.200703681233E+16
Volume
1.7666091673765E+25
Surface area
3.2802814724932E+17
Circumference
1015150637.8706
Perimeter
646264968
Area
26103650554002564
Diagonal
228489170.65805
Surface area
156621903324015384
Volume
4.2174687224914E+24
Space diagonal
279840939.93197
Perimeter
484698726
Area
1.1303212255639E+16
Altitude
139920469.96598
Surface area
1.1303212255639E+16
Volume
4.9703345551931E+23
Height
76163056.886018