30420908 is an even 8-digits composite number following 30420907
and preceding 30420909 . In scientific notation, it is written as 3.0420908 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 12 positive divisors.
There are 13037520 positive integers (up to 30420908) that are relatively prime to 30420908.
30420908 has 12 divisors, whose sum is 60841872
The reverse of 30420908 is 80902403
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
thirty million four hundred twenty thousand nine hundred eight
Scientific notation
3.0420908 × 10^7
Engineering notation
3.0420908 × 10^6
Prime Factorization
2 × 2 × 7 × 1086461
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
15210454
Product of the distinct prime numbers
The prime factorization of 30420908 is 2 × 2 × 7 × 1086461.
Since it has a total of 4 prime factors.
7 , 3 , 91 , 59 , 687 , 569 , 8545 , 574 , 33690 , 14720 , 151463 , 240465 , 9163651 , 863447 , 39742447 , 81933639 , 40597596 , 468656376 , 9103495409 , 4265991531
n×2
60841816
n×3
91262724
n×4
121683632
n×5
152104540
n÷2
15210454
n÷3
10140302.666667
n÷3
7605227
n÷5
6084181.6
n2
925431643544464
n3
2.8152470888555E+22
n4
8.5642372687341E+29
n5
2.6053187404233E+37
2 √n
5515.5152071225
3 √n
312.16968361449
4 √n
74.266514709676
5 √n
31.378662968164
1 , 2 , 4 , 7 , 14 , 28 , 1086461 , 2172922 , 4345844 , 7605227 , 15210454 , 30420908
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30420907
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30420908 can be divided by 12 positive divisors.
The sum of these divisors (counting 30420908) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1110100000010111110101100
3
Ternary
2010020112122022
4
Quaternary
1310002332230
5
Quinary
30241432113
6
Senary
3004005312
8
Octal
164027654
10
Decimal
30420908
12
Duodecimal
a230838
16
Hexadecimal
1d02fac
20
Vigesimal
9a2c58
36
Base36
i40x8
md5
7b4d26a0498fe3c60b937ab4ef82535d
sha1
1fd512631f6c33eff2d27cc24e291e3adb79ac36
sha256
0fc98c64b51d86444e99f0f0e3f24d6dacbad3f705d01c7349375dc27a398360
sha512
7a8b108c84c98398ff4dd50f31c7758a1d1ac195269e6d42bd219b15d785df808dd76c9cb9f57949c61dd35f35addb4d22df455246d187b644d7dc9526a360e5
ripemd-160
a68546e25c27270cb732742016eecdf1dbe2cc0f
Diameter
60841816
Circumference
191140202.17666
Area
2.9073292527588E+15
Volume
1.1792479429851E+23
Surface area
1.1629317011035E+16
Circumference
191140202.17666
Perimeter
121683632
Area
925431643544464
Diagonal
43021660.673304
Surface area
5552589861266784
Volume
2.8152470888555E+22
Space diagonal
52690558.268379
Perimeter
91262724
Area
4.0072365638775E+14
Altitude
26345279.134189
Surface area
4.0072365638775E+14
Volume
3.3178005120757E+21
Height
14340553.557768