30444987 is an odd 8-digits composite number following 30444986
and preceding 30444988 . In scientific notation, it is written as 3.0444987 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 20296656 positive integers (up to 30444987) that are relatively prime to 30444987.
30444987 has 4 divisors, whose sum is 40593320
The reverse of 30444987 is 78944403
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
thirty million four hundred forty-four thousand nine hundred eighty-seven
Scientific notation
3.0444987 × 10^7
Engineering notation
3.0444987 × 10^6
Prime Factorization
3 × 10148329
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30444987
Product of the distinct prime numbers
The prime factorization of 30444987 is 3 × 10148329.
Since it has a total of 2 prime factors.
9 , 8 , 64 , 72 , 561 , 300 , 5451 , 7729 , 97840 , 33552 , 254036 , 404165 , 4904187 , 3707901 , 90832616 , 15968442 , 279610722 , 439359913 , 4560101865 , 8038885712
n×2
60889974
n×3
91334961
n×4
121779948
n×5
152224935
n÷2
15222493.5
n÷3
10148329
n÷3
7611246.75
n÷5
6088997.4
n2
926897233430169
n3
2.8219374222117E+22
n4
8.591384813405E+29
n5
2.6156459895611E+37
2 √n
5517.6976176663
3 √n
312.25202557317
4 √n
74.281206355755
5 √n
31.383628814143
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
-30444986
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 30444987 can be divided by 4 positive divisors.
The sum of these divisors (counting 30444987) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110100001000110110111011
3
Ternary
2010021202200010
4
Quaternary
1310020312323
5
Quinary
30243214422
6
Senary
3004313003
8
Octal
164106673
10
Decimal
30444987
12
Duodecimal
a242763
16
Hexadecimal
1d08dbb
20
Vigesimal
9a5c97
36
Base36
i4ji3
md5
31e80fee100fb2b5478951c88cbc59b7
sha1
c193c8173a0bd772cd1faf7653f50680fcb45087
sha256
f9580fc4d35a7cd1c740b037f3fcdc36b7df1469d075cbf1274f5250f6caa5f9
sha512
e219ea31469b0c9cd4023d218b4c783ea5b588550ec65e78321fe30ef515c5a3d7d05cb7963a6a22fde743bfee69ef2356932647dda40e521d93faa5632ab5da
ripemd-160
1e279af640ea1664dc89592c920cc7f60ac788ee
Diameter
60889974
Circumference
191291494.99567
Area
2.9119335391769E+15
Volume
1.1820503832681E+23
Surface area
1.1647734156708E+16
Circumference
191291494.99567
Perimeter
121779948
Area
926897233430169
Diagonal
43055713.521673
Surface area
5561383400581014
Volume
2.8219374222117E+22
Space diagonal
52732264.319774
Perimeter
91334961
Area
4.0135827542402E+14
Altitude
26366132.159887
Surface area
4.0135827542402E+14
Volume
3.32568514555E+21
Height
14351904.507224