90090789 is an odd 8-digits composite number following 90090788
and preceding 90090790 . In scientific notation, it is written as 9.0090789 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 59045760 positive integers (up to 90090789) that are relatively prime to 90090789.
90090789 has 16 divisors, whose sum is 122168640
The reverse of 90090789 is 98709009
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
ninety million ninety thousand seven hundred eighty-nine
Scientific notation
9.0090789 × 10^7
Engineering notation
9.0090789 × 10^6
Prime Factorization
3 × 137 × 109 × 2011
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
90090789
Product of the distinct prime numbers
The prime factorization of 90090789 is 3 × 137 × 109 × 2011.
Since it has a total of 4 prime factors.
10 , 5 , 3 , 13 , 736 , 962 , 4538 , 4132 , 72454 , 67950 , 994562 , 874840 , 3288558 , 5159594 , 71838670 , 7632353 , 105757789 , 606224424 , 7832390576 , 3615160170
n×2
180181578
n×3
270272367
n×4
360363156
n×5
450453945
n÷2
45045394.5
n÷3
30030263
n÷3
22522697.25
n÷5
18018157.8
n2
8116350262642521
n3
7.3120839896182E+23
n4
6.5875141585897E+31
n5
5.9347434809602E+39
2 √n
9491.6167748177
3 √n
448.29111373811
4 √n
97.42492891872
5 √n
38.988459703381
1 , 3 , 109 , 137 , 327 , 411 , 2011 , 6033 , 14933 , 44799 , 219199 , 275507 , 657597 , 826521 , 30030263 , 90090789
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
-90090788
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 90090789 can be divided by 16 positive divisors.
The sum of these divisors (counting 90090789) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101010111101010110100100101
3
Ternary
20021112002022220
4
Quaternary
11113222310211
5
Quinary
141030401124
6
Senary
12534542553
8
Octal
527526445
10
Decimal
90090789
12
Duodecimal
26207a59
16
Hexadecimal
55ead25
20
Vigesimal
18316j9
36
Base36
1hmyhx
md5
d6a8cbacd27893325e5c9967a891e795
sha1
dafb1f9a18d5a63e9be90646f0abd68df9934353
sha256
463ddefdb471fdcb5d7d6f5f7aab81a1a53a2de8b652e558aa395ecb8a795a1f
sha512
dd21376d7c54caf1fc9cc533f20cf39d54f708f0b9ba67f628331c04ef65a83a38135bb6ae83ababf89ad1cd4d45addfc8ffaa4a10b948fecec7b3beae06bed8
ripemd-160
881fd4e4634d11e0c165f26759fd9ade3951a990
Diameter
180181578
Circumference
566057121.75702
Area
2.5498266359079E+16
Volume
3.0628785792288E+24
Surface area
1.0199306543632E+17
Circumference
566057121.75702
Perimeter
360363156
Area
8116350262642521
Diagonal
127407615.64869
Surface area
48698101575855126
Volume
7.3120839896182E+23
Space diagonal
156041823.84197
Perimeter
270272367
Area
3.5144827567305E+15
Altitude
78020911.920984
Surface area
3.5144827567305E+15
Volume
8.6173736227744E+22
Height
42469205.216231