30123909 is an odd 8-digits composite number following 30123908
and preceding 30123910 . In scientific notation, it is written as 3.0123909 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 19434600 positive integers (up to 30123909) that are relatively prime to 30123909.
30123909 has 8 divisors, whose sum is 34551040
The reverse of 30123909 is 90932103
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
thirty million one hundred twenty-three thousand nine hundred nine
Scientific notation
3.0123909 × 10^7
Engineering notation
3.0123909 × 10^6
Prime Factorization
9 × 31 × 107971
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30123909
Product of the distinct prime numbers
The prime factorization of 30123909 is 9 × 31 × 107971.
Since it has a total of 3 prime factors.
10 , 9 , 38 , 22 , 921 , 980 , 3635 , 1007 , 16034 , 40011 , 306010 , 128843 , 9290037 , 6939280 , 70634642 , 59387404 , 487747328 , 628551546 , 2339744021 , 2739765970
n×2
60247818
n×3
90371727
n×4
120495636
n×5
150619545
n÷2
15061954.5
n÷3
10041303
n÷3
7530977.25
n÷5
6024781.8
n2
907449893440281
n3
2.7335938012055E+22
n4
8.2346530910478E+29
n5
2.4805994036129E+37
2 √n
5488.5252117486
3 √n
311.1504563854
4 √n
74.084581471104
5 √n
31.317152375616
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30123908
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30123909 can be divided by 8 positive divisors.
The sum of these divisors (counting 30123909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110010111010011110000101
3
Ternary
2002200110020100
4
Quaternary
1302322132011
5
Quinary
30202431114
6
Senary
2553354313
8
Octal
162723605
10
Decimal
30123909
12
Duodecimal
a108999
16
Hexadecimal
1cba785
20
Vigesimal
9859f9
36
Base36
hxnr9
md5
83ed178cfd745dbf0b03ca715567c365
sha1
661ca939f8d214aa1e0e04c7b85b559f4f547500
sha256
8d2d689d3bf35e65a273aed391fa89228974a514fda5baf6041fb1a931d3497c
sha512
2226c84fa1e80f3e8bda6fd37478d722234735092fb892b44f0788999c780cc00d975c1429e3b62c962b74c4d8f63b1a881b65777e89d0dcc9703f26d828b008
ripemd-160
dae042532dacdf4d8af40ec793640d349b54b0c2
Diameter
60247818
Circumference
189274102.42361
Area
2.8508379187328E+15
Volume
1.1450450938354E+23
Surface area
1.1403351674931E+16
Circumference
189274102.42361
Perimeter
120495636
Area
907449893440281
Diagonal
42601640.659493
Surface area
5444699360641686
Volume
2.7335938012055E+22
Space diagonal
52176140.910581
Perimeter
90371727
Area
3.9293733019038E+14
Altitude
26088070.455291
Surface area
3.9293733019038E+14
Volume
3.2215711897365E+21
Height
14200546.886498