160991968 is an even 9-digits composite number following 160991967
and preceding 160991969 . In scientific notation, it is written as 1.60991968 × 10^8.
The sum of its digits is 49. It has a total of 7 prime factors and 24 positive divisors.
There are 80385024 positive integers (up to 160991968) that are relatively prime to 160991968.
160991968 has 24 divisors, whose sum is 317389968
The reverse of 160991968 is 869199061
Previous prime number is 823
Is Prime? no Number parity even Number length 9 Sum of Digits 49 Digital Root 4
Name
one hundred sixty million nine hundred ninety-one thousand nine hundred sixty-eight
Scientific notation
1.60991968 × 10^8
Engineering notation
1.60991968 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 823 × 6113
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
7 Total number of prime factors
rad Radical
10061998 Product of the distinct prime numbers
The prime factorization of 160991968 is 2 × 2 × 2 × 2 × 2 × 823 × 6113.
Since it has a total of 7 prime factors.
1 , 6 , 82 , 71 , 883 , 631 , 7176 , 7824 , 4938 , 94957 , 622508 , 746741 , 1573084 , 8274300 , 76300087 , 4790167 , 294263439 , 51463559 , 1997265170 , 1985914890
n×2
321983936
n×3
482975904
n×4
643967872
n×5
804959840
n÷2
80495984
n÷3
53663989.333333
n÷3
40247992
n÷5
32198393.6
n2
25918413760513024
n3
4.1726564387433E+24
n4
6.7176417186115E+32
n5
1.0814863605982E+41
2 √n12688.261031363
3 √n544.00313579507
4 √n112.64218140361
5 √n43.788577981716
1 , 2 , 4 , 8 , 16 , 32 , 823 , 1646 , 3292 , 6113 , 6584 , 12226 , 13168 , 24452 , 26336 , 48904 , 97808 , 195616 , 5030999 , 10061998 , 20123996 , 40247992 , 80495984 , 160991968
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-160991967 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 160991968 can be divided by 24 positive divisors.
The sum of these divisors (counting 160991968) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001100110001000101011100000
3
Ternary
102012221020110111
4
Quaternary
21212020223200
5
Quinary
312203220333
6
Senary
23550341104
8
Octal
1146105340
10
Decimal
160991968
12
Duodecimal
45aba794
16
Hexadecimal
9988ae0
20
Vigesimal
2a63ji8
36
Base36
2num74
md5
b308481b8963e95009b6719f709abeee
sha1
a3c034c594abc8e96b12de112d03f4750b821ad2
sha256
c2bcf457825409a5ba7c4dd9b49d0bbd31fd76e2dd798f066a174279a96fc9e4
sha512
26e4099a97b07f92f4c48f5d8b866a02a6097e2a70128310727637739046639c270f1bdc29037fac31c3ac538487bb455993df800f300caf254cf74e23c40d09
ripemd-160
dcb1e30ffeeeb70c8f58338fcf9e4545c0ffa349
Diameter
321983936
Circumference
1011542367.9115
Area
8.1425098262728E+16
Volume
1.7478382418547E+25
Surface area
3.2570039305091E+17
Circumference
1011542367.9115
Perimeter
643967872
Area
25918413760513024
Diagonal
227677024.57874
Surface area
155510482563078144
Volume
4.1726564387433E+24
Space diagonal
278846268.1865
Perimeter
482975904
Area
1.12230023712E+16
Altitude
139423134.09325
Surface area
1.12230023712E+16
Volume
4.9175227723285E+23
Height
75892341.526245