160991242 is an even 9-digits composite number following 160991241
and preceding 160991243 . In scientific notation, it is written as 1.60991242 × 10^8.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 79889040 positive integers (up to 160991242) that are relatively prime to 160991242.
160991242 has 16 divisors, whose sum is 243315072
The reverse of 160991242 is 242199061
Previous prime number is 421
Is Prime? no
Number parity even
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred sixty million nine hundred ninety-one thousand two hundred forty-two
Scientific notation
1.60991242 × 10^8
Engineering notation
1.60991242 × 10^6
Prime Factorization
2 × 263 × 421 × 727
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
160991242
Product of the distinct prime numbers
The prime factorization of 160991242 is 2 × 263 × 421 × 727.
Since it has a total of 4 prime factors.
5 , 9 , 8 , 9 , 121 , 956 , 5858 , 1768 , 88967 , 89347 , 774425 , 898892 , 6089004 , 6759106 , 49195108 , 30843277 , 528801277 , 823485831 , 4762429883 , 3725393749
n×2
321982484
n×3
482973726
n×4
643964968
n×5
804956210
n÷2
80495621
n÷3
53663747.333333
n÷3
40247810.5
n÷5
32198248.4
n2
25918180000702564
n3
4.1725999886927E+24
n4
6.7175205454882E+32
n5
1.0814619757787E+41
2 √n
12688.232422209
3 √n
544.00231805889
4 √n
112.64205441224
5 √n
43.788538488361
1 , 2 , 263 , 421 , 526 , 727 , 842 , 1454 , 110723 , 191201 , 221446 , 306067 , 382402 , 612134 , 80495621 , 160991242
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
-160991241
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 160991242 can be divided by 16 positive divisors.
The sum of these divisors (counting 160991242) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110001000100000001010
3
Ternary
102012221012110121
4
Quaternary
21212020200022
5
Quinary
312203204432
6
Senary
23550333454
8
Octal
1146104012
10
Decimal
160991242
12
Duodecimal
45aba28a
16
Hexadecimal
998880a
20
Vigesimal
2a63i22
36
Base36
2nulmy
md5
9ac624c77e7a833cf06ea0b3ce02680f
sha1
e41994c8114a2ff3494b54ab44b847cfb53f032e
sha256
11fca99dfd000107c812ca75a55b14844815d6e973cc362f14ccd5020c066a16
sha512
c6deaa5cae662dc21a66802fa8e3ad30d0b8345f554b5080b43686d2c4b5310810a0fa6589e8cd0b00c290155555beab9abee18794707380a58c0a64a3b44fc5
ripemd-160
aefe307bcb2930fc98bfc123d628acb364db3bc3
Diameter
321982484
Circumference
1011537806.319
Area
8.1424363884625E+16
Volume
1.7478145961128E+25
Surface area
3.256974555385E+17
Circumference
1011537806.319
Perimeter
643964968
Area
25918180000702564
Diagonal
227675997.85969
Surface area
155509080004215384
Volume
4.1725999886927E+24
Space diagonal
278845010.71762
Perimeter
482973726
Area
1.1222901150233E+16
Altitude
139422505.35881
Surface area
1.1222901150233E+16
Volume
4.9174562453058E+23
Height
75891999.286563