168102990 is an even 9-digits composite number following 168102989
and preceding 168102991 . In scientific notation, it is written as 1.68102990 × 10^8.
The sum of its digits is 36. It has a total of 5 prime factors and 32 positive divisors.
There are 40538880 positive integers (up to 168102990) that are relatively prime to 168102990.
168102990 has 32 divisors, whose sum is 282665952
The reverse of 168102990 is 099201861
Previous prime number is 277
Is Prime? no
Number parity even
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred sixty-eight million one hundred two thousand nine hundred ninety
Scientific notation
1.68102990 × 10^8
Engineering notation
1.68102990 × 10^6
Prime Factorization
2 × 45 × 11 × 277 × 613
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
168102990
Product of the distinct prime numbers
The prime factorization of 168102990 is 2 × 45 × 11 × 277 × 613.
Since it has a total of 5 prime factors.
4 , 1 , 33 , 55 , 610 , 357 , 5009 , 4097 , 55821 , 36464 , 996390 , 353709 , 3031566 , 5592335 , 46600260 , 57791780 , 663558553 , 458517962 , 6232331735 , 9268095363
n×2
336205980
n×3
504308970
n×4
672411960
n×5
840514950
n÷2
84051495
n÷3
56034330
n÷3
42025747.5
n÷5
33620598
n2
28258615246940100
n3
4.7503577162702E+24
n4
7.985493356746E+32
n5
1.3423853098941E+41
2 √n
12965.453713619
3 √n
551.89756684674
4 √n
113.86594624215
5 √n
44.168747861941
1 , 2 , 11 , 22 , 45 , 90 , 277 , 495 , 554 , 613 , 990 , 1226 , 3047 , 6094 , 6743 , 12465 , 13486 , 24930 , 27585 , 55170 , 137115 , 169801 , 274230 , 303435 , 339602 , 606870 , 1867811 , 3735622 , 7641045 , 15282090 , 84051495 , 168102990
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-168102989
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168102990 can be divided by 32 positive divisors.
The sum of these divisors (counting 168102990) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1010000001010000110001001110
3
Ternary
102201022111221200
4
Quaternary
22001100301032
5
Quinary
321013243430
6
Senary
24403010330
8
Octal
1201206116
10
Decimal
168102990
12
Duodecimal
483699a6
16
Hexadecimal
a050c4e
20
Vigesimal
2cach9a
36
Base36
2s313i
md5
8dce07667e63718cccfd9d210d12969d
sha1
7d5c64e22d1f5cf8651126efd15ce38e7d760ffb
sha256
4b1532ecc53e448b240d07e8f5d73f52a3d6d9c03f45a027d4567a267a1c760d
sha512
091004772c6622f8a9c75b8911f51b2deb48a537e4cbefa6fdf96d4ad5a0caa52905a4a22224f7d5fb1479d386f3bdd5ccbd81a5d0f3aaacb2d4f85edf66f727
ripemd-160
f824a711a3aefc31c53f03f5435b2c7394c8d0d4
Diameter
336205980
Circumference
1056222236.861
Area
8.8777058060408E+16
Volume
1.9898251871144E+25
Surface area
3.5510823224163E+17
Circumference
1056222236.861
Perimeter
672411960
Area
28258615246940100
Diagonal
237733528.33347
Surface area
169551691481640600
Volume
4.7503577162702E+24
Space diagonal
291162919.58424
Perimeter
504308970
Area
1.223633933981E+16
Altitude
145581459.79212
Surface area
1.223633933981E+16
Volume
5.5983502570609E+23
Height
79244509.44449