30009905 is an odd 8-digits composite number following 30009904
and preceding 30009906 . In scientific notation, it is written as 3.0009905 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 24007920 positive integers (up to 30009905) that are relatively prime to 30009905.
30009905 has 4 divisors, whose sum is 36011892
The reverse of 30009905 is 50990003
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
thirty million nine thousand nine hundred five
Scientific notation
3.0009905 × 10^7
Engineering notation
3.0009905 × 10^6
Prime Factorization
5 × 6001981
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30009905
Product of the distinct prime numbers
The prime factorization of 30009905 is 5 × 6001981.
Since it has a total of 2 prime factors.
10 , 4 , 45 , 69 , 746 , 407 , 9249 , 9196 , 23727 , 84753 , 781680 , 284469 , 8308339 , 9828127 , 78803193 , 42192101 , 734847712 , 148113869 , 4388609752 , 5632499095
n×2
60019810
n×3
90029715
n×4
120039620
n×5
150049525
n÷2
15004952.5
n÷3
10003301.666667
n÷3
7502476.25
n÷5
6001981
n2
900594398109025
n3
2.7026752330784E+22
n4
8.1107026990536E+29
n5
2.4340141748184E+37
2 √n
5478.1296990853
3 √n
310.75744365249
4 √n
74.014388459848
5 √n
31.293412444398
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30009904
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30009905 can be divided by 4 positive divisors.
The sum of these divisors (counting 30009905) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110010011110101000110001
3
Ternary
2002110122211222
4
Quaternary
1302132220301
5
Quinary
30140304110
6
Senary
2551114425
8
Octal
162365061
10
Decimal
30009905
12
Duodecimal
a072a15
16
Hexadecimal
1c9ea31
20
Vigesimal
97b4f5
36
Base36
hv7sh
md5
4cfb519de1ae6816e014a453dafff26d
sha1
3c120cf24d121bca9e7b245cfada3c0eeb103569
sha256
a8d3dbea1f831ec2826931f605c0871bdec42daba6e6f4c79b6ce2b6b9605ab0
sha512
9049bf7296fc645ba74621e4b73c592d623620df916ccebae654fd0f147d0684bcf3d00e72b16d299ebaef171131d0d9b059f26483840db27bb941bbdaea07f0
ripemd-160
3391c25b55a9601de6caca5838adc16e45bfe188
Diameter
60019810
Circumference
188557794.16586
Area
2.8293007449634E+15
Volume
1.1320939543038E+23
Surface area
1.1317202979854E+16
Circumference
188557794.16586
Perimeter
120039620
Area
900594398109025
Diagonal
42440414.656528
Surface area
5403566388654150
Volume
2.7026752330784E+22
Space diagonal
51978680.190315
Perimeter
90029715
Area
3.8996881363419E+14
Altitude
25989340.095158
Surface area
3.8996881363419E+14
Volume
3.1851333077578E+21
Height
14146804.885509