30509912 is an even 8-digits composite number following 30509911
and preceding 30509913 . In scientific notation, it is written as 3.0509912 × 10^7.
The sum of its digits is 29. It has a total of 6 prime factors and 32 positive divisors.
There are 14851584 positive integers (up to 30509912) that are relatively prime to 30509912.
30509912 has 32 divisors, whose sum is 58741200
The reverse of 30509912 is 21990503
Previous prime number is 73
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
thirty million five hundred nine thousand nine hundred twelve
Scientific notation
3.0509912 × 10^7
Engineering notation
3.0509912 × 10^6
Prime Factorization
2 × 2 × 2 × 587 × 73 × 89
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
7627478
Product of the distinct prime numbers
The prime factorization of 30509912 is 2 × 2 × 2 × 587 × 73 × 89.
Since it has a total of 6 prime factors.
6 , 7 , 62 , 72 , 585 , 519 , 5236 , 1999 , 18766 , 93478 , 277385 , 684041 , 3769141 , 4971512 , 53219909 , 70090425 , 164272448 , 9680021 , 6102954825 , 8310685705
n×2
61019824
n×3
91529736
n×4
122039648
n×5
152549560
n÷2
15254956
n÷3
10169970.666667
n÷3
7627478
n÷5
6101982.4
n2
930854730247744
n3
2.8400295904642E+22
n4
8.664905288246E+29
n5
2.6436549783272E+37
2 √n
5523.577826011
3 √n
312.47383076861
4 √n
74.32077654338
5 √n
31.397002748152
1 , 2 , 4 , 8 , 73 , 89 , 146 , 178 , 292 , 356 , 584 , 587 , 712 , 1174 , 2348 , 4696 , 6497 , 12994 , 25988 , 42851 , 51976 , 52243 , 85702 , 104486 , 171404 , 208972 , 342808 , 417944 , 3813739 , 7627478 , 15254956 , 30509912
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
-30509911
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 30509912 can be divided by 32 positive divisors.
The sum of these divisors (counting 30509912) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1110100011000101101011000
3
Ternary
2010102001201202
4
Quaternary
1310120231120
5
Quinary
30302304122
6
Senary
3005533332
8
Octal
164305530
10
Decimal
30509912
12
Duodecimal
a274248
16
Hexadecimal
1d18b58
20
Vigesimal
9adefc
36
Base36
i5xlk
md5
184dac1d51abc084761f03daa6509899
sha1
0eaa7b8e082cb2d4ed6ab7e78c3fc858f7c960b9
sha256
b51625a0a712c64319b050bc88b28dc1996eddecac3dd2c28dd2a5662f249878
sha512
57248df0553669d9bb64bd7e5adfef2bc4533c41da1c768c45157985457fe8de2138329ea480b5f52c91e10513ed36ca3393373263bad7fa424e501f695cfac6
ripemd-160
3ae741b0229e966ff09b0c9f4aca72257f63885b
Diameter
61019824
Circumference
191699430.80174
Area
2.9243663821056E+15
Volume
1.189628812984E+23
Surface area
1.1697465528422E+16
Circumference
191699430.80174
Perimeter
122039648
Area
930854730247744
Diagonal
43147531.33721
Surface area
5585128381486464
Volume
2.8400295904642E+22
Space diagonal
52844717.718455
Perimeter
91529736
Area
4.0307192181373E+14
Altitude
26422358.859228
Surface area
4.0307192181373E+14
Volume
3.3470069703129E+21
Height
14382510.445737