30909906 is an even 8-digits composite number following 30909905
and preceding 30909907 . In scientific notation, it is written as 3.0909906 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 10303296 positive integers (up to 30909906) that are relatively prime to 30909906.
30909906 has 8 divisors, whose sum is 51516540
The reverse of 30909906 is 60990903
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
thirty million nine hundred nine thousand nine hundred six
Scientific notation
3.0909906 × 10^7
Engineering notation
3.0909906 × 10^6
Prime Factorization
2 × 9 × 1717217
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30909906
Product of the distinct prime numbers
The prime factorization of 30909906 is 2 × 9 × 1717217.
Since it has a total of 3 prime factors.
1 , 6 , 16 , 85 , 349 , 254 , 1027 , 7543 , 28327 , 34659 , 171833 , 371915 , 3200056 , 6560519 , 20523801 , 72993228 , 476991772 , 606247774 , 9478908312 , 5100525190
n×2
61819812
n×3
92729718
n×4
123639624
n×5
154549530
n÷2
15454953
n÷3
10303302
n÷3
7727476.5
n÷5
6181981.2
n2
955422288928836
n3
2.9532013141095E+22
n4
9.1283175018202E+29
n5
2.8215543591942E+37
2 √n
5559.667795831
3 √n
313.83344785421
4 √n
74.563179893504
5 √n
31.478899196831
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30909905
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30909906 can be divided by 8 positive divisors.
The sum of these divisors (counting 30909906) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101111010010111010010
3
Ternary
2011011101102100
4
Quaternary
1311322113102
5
Quinary
30403104111
6
Senary
3022301230
8
Octal
165722722
10
Decimal
30909906
12
Duodecimal
a427816
16
Hexadecimal
1d7a5d2
20
Vigesimal
9d3ef6
36
Base36
iei8i
md5
4ee7d049d00d46c9abbb2ea94f6da4cd
sha1
fa468371523d6cc8e0e33cc9ea45f3b2b4f3a9ff
sha256
c1be4b789b5db23de569271b8846c522e72567aa79d7b873919b787e6427b564
sha512
b742c673d8b9e60830a53ebeda99082046a4c0aaf7853b7512f8d7b47ce4d7ff67c0b6d4b16a7169acef6dc44f84e36ed75d5cb1114cf0e7e556ad6a6086d3e9
ripemd-160
0db83563a282540e4275975de7bf0b6ea1adbfda
Diameter
61819812
Circumference
194212667.2255
Area
3.0015476439748E+15
Volume
1.2370340737304E+23
Surface area
1.2006190575899E+16
Circumference
194212667.2255
Perimeter
123639624
Area
955422288928836
Diagonal
43713208.276878
Surface area
5732533733573016
Volume
2.9532013141095E+22
Space diagonal
53537527.649178
Perimeter
92729718
Area
4.1370998677712E+14
Altitude
26768763.824589
Surface area
4.1370998677712E+14
Volume
3.4803811256931E+21
Height
14571069.425626