168105897 is an odd 9-digits composite number following 168105896
and preceding 168105898 . In scientific notation, it is written as 1.68105897 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 6 positive divisors.
There are 112070592 positive integers (up to 168105897) that are relatively prime to 168105897.
168105897 has 6 divisors, whose sum is 242819642
The reverse of 168105897 is 798501861
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred sixty-eight million one hundred five thousand eight hundred ninety-seven
Scientific notation
1.68105897 × 10^8
Engineering notation
1.68105897 × 10^6
Prime Factorization
3 × 3 × 18678433
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
56035299
Product of the distinct prime numbers
The prime factorization of 168105897 is 3 × 3 × 18678433.
Since it has a total of 3 prime factors.
7 , 1 , 18 , 52 , 900 , 297 , 2843 , 4868 , 80457 , 83894 , 77913 , 649025 , 9724080 , 9856814 , 23763838 , 9005987 , 329856243 , 603472390 , 8860817627 , 2369323813
n×2
336211794
n×3
504317691
n×4
672423588
n×5
840529485
n÷2
84052948.5
n÷3
56035299
n÷3
42026474.25
n÷5
33621179.4
n2
28259592606174609
n3
4.7506041639156E+24
n4
7.9860457426696E+32
n5
1.3425013830545E+41
2 √n
12965.565818737
3 √n
551.90074814447
4 √n
113.86643850906
5 √n
44.168900622653
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-168105896
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168105897 can be divided by 6 positive divisors.
The sum of these divisors (counting 168105897) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010000001010001011110101001
3
Ternary
102201022122221100
4
Quaternary
22001101132221
5
Quinary
321013342042
6
Senary
24403032013
8
Octal
1201213651
10
Decimal
168105897
12
Duodecimal
4836b609
16
Hexadecimal
a0517a9
20
Vigesimal
2cad4eh
36
Base36
2s33c9
md5
35aed16973697904bdbd94998798dc5a
sha1
13302744b43e690023abd23ca10c7c05516c4516
sha256
47d97e9eab896b1567f9ce86148eb6e08c1599f6dfa3d557c09bf6f584763b0f
sha512
564f3ea6f52091a9a4405c1222559816bf722dfb002ea0479d039b4e253b3deb5f8fb5bcd82c94367f51beae6111865dd13526d0e1795b53a8dd0ce0142e86d0
ripemd-160
21c6a18d11024d8a74127e10d5748de824d7b93b
Diameter
336211794
Circumference
1056240502.0806
Area
8.8780128524999E+16
Volume
1.9899284188627E+25
Surface area
3.5512051409999E+17
Circumference
1056240502.0806
Perimeter
672423588
Area
28259592606174609
Diagonal
237737639.45229
Surface area
169557555637047654
Volume
4.7506041639156E+24
Space diagonal
291167954.65594
Perimeter
504317691
Area
1.2236762548773E+16
Altitude
145583977.32797
Surface area
1.2236762548773E+16
Volume
5.5986406983962E+23
Height
79245879.817432