30408921 is an odd 8-digits composite number following 30408920
and preceding 30408922 . In scientific notation, it is written as 3.0408921 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 18912960 positive integers (up to 30408921) that are relatively prime to 30408921.
30408921 has 8 divisors, whose sum is 31309824
The reverse of 30408921 is 12980403
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
thirty million four hundred eight thousand nine hundred twenty-one
Scientific notation
3.0408921 × 10^7
Engineering notation
3.0408921 × 10^6
Prime Factorization
207 × 41 × 3583
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30408921
Product of the distinct prime numbers
The prime factorization of 30408921 is 207 × 41 × 3583.
Since it has a total of 3 prime factors.
1 , 8 , 9 , 17 , 209 , 141 , 4362 , 4494 , 49281 , 62137 , 852486 , 161275 , 2994513 , 4508804 , 18724131 , 34865253 , 834194688 , 223441661 , 4857278007 , 828010296
n×2
60817842
n×3
91226763
n×4
121635684
n×5
152044605
n÷2
15204460.5
n÷3
10136307
n÷3
7602230.25
n÷5
6081784.2
n2
924702476384241
n3
2.8119204552873E+22
n4
8.5507466983115E+29
n5
2.6001898083996E+37
2 √n
5514.4284381974
3 √n
312.12867596717
4 √n
74.259197667342
5 √n
31.376189699899
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
-30408920
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 30408921 can be divided by 8 positive divisors.
The sum of these divisors (counting 30408921) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110100000000000011011001
3
Ternary
2010012221012100
4
Quaternary
1310000003121
5
Quinary
30241041141
6
Senary
3003434013
8
Octal
164000331
10
Decimal
30408921
12
Duodecimal
a225909
16
Hexadecimal
1d000d9
20
Vigesimal
9a1261
36
Base36
i3ro9
md5
3868f7d21e52e8bf571e0514afc85b4b
sha1
da930a1218d7ec3b95d4d87eb73901d91fe5ec97
sha256
cc238460ef7f83540c2345920b79951f50c055c6311ad203fac92510c1451a36
sha512
719431c1465046d143da5b980ac366ed5e79835a90b95d8792b40556203fcc6c5042e61db45b4f7429133a758376f095b0d436d5bb4bfe75bcaf8272522335ad
ripemd-160
f8c5dfb5c3a913f822a5bf34e13ceb637e9334e2
Diameter
60817842
Circumference
191064885.63438
Area
2.905038506565E+15
Volume
1.1778544859746E+23
Surface area
1.162015402626E+16
Circumference
191064885.63438
Perimeter
121635684
Area
924702476384241
Diagonal
43004708.495332
Surface area
5548214858305446
Volume
2.8119204552873E+22
Space diagonal
52669796.175348
Perimeter
91226763
Area
4.0040791774557E+14
Altitude
26334898.087674
Surface area
4.0040791774557E+14
Volume
3.313880036818E+21
Height
14334902.831777