30409905 is an odd 8-digits composite number following 30409904
and preceding 30409906 . In scientific notation, it is written as 3.0409905 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 15680000 positive integers (up to 30409905) that are relatively prime to 30409905.
30409905 has 16 divisors, whose sum is 41743296
The reverse of 30409905 is 50990403
Previous prime number is 251
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
thirty million four hundred nine thousand nine hundred five
Scientific notation
3.0409905 × 10^7
Engineering notation
3.0409905 × 10^6
Prime Factorization
985 × 3 × 251 × 41
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
30409905
Product of the distinct prime numbers
The prime factorization of 30409905 is 985 × 3 × 251 × 41.
Since it has a total of 4 prime factors.
3 , 6 , 24 , 32 , 626 , 936 , 9407 , 4324 , 49409 , 86478 , 556782 , 310367 , 4954860 , 7034810 , 54462318 , 19624461 , 907814490 , 858957911 , 8904951029 , 2390477239
n×2
60819810
n×3
91229715
n×4
121639620
n×5
152049525
n÷2
15204952.5
n÷3
10136635
n÷3
7602476.25
n÷5
6081981
n2
924762322109025
n3
2.8121934362915E+22
n4
8.5518535239248E+29
n5
2.6006105323647E+37
2 √n
5514.5176579643
3 √n
312.13204264702
4 √n
74.259798397008
5 √n
31.376392757226
1 , 3 , 41 , 123 , 251 , 753 , 985 , 2955 , 10291 , 30873 , 40385 , 121155 , 247235 , 741705 , 10136635 , 30409905
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
-30409904
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 30409905 can be divided by 16 positive divisors.
The sum of these divisors (counting 30409905) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110100000000010010110001
3
Ternary
2010012222112210
4
Quaternary
1310000102301
5
Quinary
30241104110
6
Senary
3003442333
8
Octal
164002261
10
Decimal
30409905
12
Duodecimal
a2263a9
16
Hexadecimal
1d004b1
20
Vigesimal
9a14f5
36
Base36
i3sfl
md5
67dc38d5ebe6e0f9c6dc68ab0b12e9ca
sha1
04decbbf24d8b6bb6495a665040d7258e8770c2a
sha256
67e892947dbfd4a37e65a6a5657de5e8e290af0d77183b5fe8e3f7dc8b022090
sha512
be2bd1e497c536d0100a62ae2c1128816b0dc00f2cf1d30396f07b42c83f29d87731cbef91f771a06fc971408d33e957067f3c24c62c3421e9af923c0846589b
ripemd-160
4f28ff7698958bf31d95cfce501675d8e6eeef6b
Diameter
60819810
Circumference
191071068.28873
Area
2.9052265174544E+15
Volume
1.1779688319902E+23
Surface area
1.1620906069817E+16
Circumference
191071068.28873
Perimeter
121639620
Area
924762322109025
Diagonal
43006100.081477
Surface area
5548573932654150
Volume
2.8121934362915E+22
Space diagonal
52671500.513343
Perimeter
91229715
Area
4.0043383170455E+14
Altitude
26335750.256671
Surface area
4.0043383170455E+14
Volume
3.3142017480167E+21
Height
14335366.693826