30390906 is an even 8-digits composite number following 30390905
and preceding 30390907 . In scientific notation, it is written as 3.0390906 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 8015040 positive integers (up to 30390906) that are relatively prime to 30390906.
30390906 has 16 divisors, whose sum is 51431688
The reverse of 30390906 is 60909303
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
thirty million three hundred ninety thousand nine hundred six
Scientific notation
3.0390906 × 10^7
Engineering notation
3.0390906 × 10^6
Prime Factorization
2 × 21 × 13 × 55661
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
30390906
Product of the distinct prime numbers
The prime factorization of 30390906 is 2 × 21 × 13 × 55661.
Since it has a total of 4 prime factors.
8 , 7 , 46 , 68 , 314 , 128 , 4190 , 5591 , 53690 , 10935 , 301426 , 624268 , 739616 , 8495219 , 11660543 , 11347154 , 867230581 , 863237364 , 9481610008 , 7109399850
n×2
60781812
n×3
91172718
n×4
121563624
n×5
151954530
n÷2
15195453
n÷3
10130302
n÷3
7597726.5
n÷5
6078181.2
n2
923607167500836
n3
2.8069258608444E+22
n4
8.5305019985892E+29
n5
2.5924968437194E+37
2 √n
5512.7947540245
3 √n
312.06702619818
4 √n
74.248196974906
5 √n
31.372471211825
1 , 2 , 13 , 21 , 26 , 42 , 273 , 546 , 55661 , 111322 , 723593 , 1168881 , 1447186 , 2337762 , 15195453 , 30390906
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
-30390905
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 30390906 can be divided by 16 positive divisors.
The sum of these divisors (counting 30390906) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110011111011101001111010
3
Ternary
2010012000111010
4
Quaternary
1303323221322
5
Quinary
30240002111
6
Senary
3003214350
8
Octal
163735172
10
Decimal
30390906
12
Duodecimal
a2173b6
16
Hexadecimal
1cfba7a
20
Vigesimal
99ih56
36
Base36
i3dru
md5
bdb9207a4f1bad807f5907c1716d94a9
sha1
c1c513e78b1e598cd9d57d821124c443a8b640ea
sha256
d64b39674e931d2f783884b2b1ca9cf652b3b3cf595b3662708ae6d05b10f254
sha512
ec3306242fd88ec988047af3ea724a84b3caf5110256be909dee1bf6a944578edab6ef6aa1e15e31e48328033f7bbbeacae2c74fa056cf26d1f23881788020dc
ripemd-160
2e152a4042833c23cdc13e14030726b6b0a92efc
Diameter
60781812
Circumference
190951694.05108
Area
2.9015974922235E+15
Volume
1.1757623551467E+23
Surface area
1.1606389968894E+16
Circumference
190951694.05108
Perimeter
121563624
Area
923607167500836
Diagonal
42979231.438006
Surface area
5541643005005016
Volume
2.8069258608444E+22
Space diagonal
52638593.28005
Perimeter
91172718
Area
3.9993363508656E+14
Altitude
26319296.640025
Surface area
3.9993363508656E+14
Volume
3.3079938508183E+21
Height
14326410.479335