90102008 is an even 8-digits composite number following 90102007
and preceding 90102009 . In scientific notation, it is written as 9.0102008 × 10^7.
The sum of its digits is 20. It has a total of 5 prime factors and 16 positive divisors.
There are 44092288 positive integers (up to 90102008) that are relatively prime to 90102008.
90102008 has 16 divisors, whose sum is 172536480
The reverse of 90102008 is 80020109
Previous prime number is 47
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
ninety million one hundred two thousand eight
Scientific notation
9.0102008 × 10^7
Engineering notation
9.0102008 × 10^6
Prime Factorization
2 × 2 × 2 × 47 × 239633
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
22525502
Product of the distinct prime numbers
The prime factorization of 90102008 is 2 × 2 × 2 × 47 × 239633.
Since it has a total of 5 prime factors.
5 , 3 , 73 , 90 , 888 , 458 , 3473 , 1799 , 25932 , 45141 , 774117 , 555903 , 4070758 , 5258929 , 73276080 , 90604324 , 882593170 , 240637186 , 9913182923 , 5916239676
n×2
180204016
n×3
270306024
n×4
360408032
n×5
450510040
n÷2
45051004
n÷3
30034002.666667
n÷3
22525502
n÷5
18020401.6
n2
8118371845632064
n3
7.3148160498211E+23
n4
6.5907961423951E+31
n5
5.9384396674846E+39
2 √n
9492.2077516245
3 √n
448.30972151998
4 √n
97.427961857079
5 √n
38.989430701077
1 , 2 , 4 , 8 , 47 , 94 , 188 , 376 , 239633 , 479266 , 958532 , 1917064 , 11262751 , 22525502 , 45051004 , 90102008
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
-90102007
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 90102008 can be divided by 16 positive divisors.
The sum of these divisors (counting 90102008) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101010111101101100011111000
3
Ternary
20021112122201102
4
Quaternary
11113231203320
5
Quinary
141031231013
6
Senary
12535110532
8
Octal
527554370
10
Decimal
90102008
12
Duodecimal
26212448
16
Hexadecimal
55ed8f8
20
Vigesimal
1832f08
36
Base36
1hn75k
md5
2582532d27dbb3159c2ef9699e7db679
sha1
9dba46ef9303132f9442a4b290c54b343d6e79a5
sha256
7cf0a82efd737d7e8549a59e8aa157eeede5be4f9f29bf07423458fc990b28c4
sha512
a04538f91869b79baebe0e96d488b0978a8cbe80d09e72dab045c37cbdc66bf02f9baaf12c1215c51457f3282570daf38c70c6b8018aebabbd2ff8062cf97849
ripemd-160
bb576d5dd59c8d940f43ab7f78a20fc157cfaa7f
Diameter
180204016
Circumference
566127612.81298
Area
2.5504617349348E+16
Volume
3.0640229819305E+24
Surface area
1.0201846939739E+17
Circumference
566127612.81298
Perimeter
360408032
Area
8118371845632064
Diagonal
127423481.71065
Surface area
48710231073792384
Volume
7.3148160498211E+23
Space diagonal
156061255.71998
Perimeter
270306024
Area
3.5153581278429E+15
Altitude
78030627.859989
Surface area
3.5153581278429E+15
Volume
8.6205933866012E+22
Height
42474493.90355