30650981 is an odd 8-digits prime number following 30650980
and preceding 30650982 . In scientific notation, it is written as 3.0650981 × 10^7.
The sum of its digits is 32. It has a total of 1 prime factors and 2 positive divisors.
There are 30650980 positive integers (up to 30650981) that are relatively prime to 30650981.
30650981 has 2 divisors, whose sum is 30650982
The reverse of 30650981 is 18905603
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
thirty million six hundred fifty thousand nine hundred eighty-one
Scientific notation
3.0650981 × 10^7
Engineering notation
3.0650981 × 10^6
Prime Factorization
30650981
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
30650981
Product of the distinct prime numbers
The prime factorization of 30650981 is 30650981.
Since it has a total of 1 prime factors.
5 , 3 , 35 , 55 , 40 , 543 , 8361 , 3858 , 3376 , 5820 , 127512 , 493315 , 8016422 , 8223707 , 41559221 , 81631458 , 318713827 , 510949652 , 1026707471 , 777447336
n×2
61301962
n×3
91952943
n×4
122603924
n×5
153254905
n÷2
15325490.5
n÷3
10216993.666667
n÷3
7662745.25
n÷5
6130196.2
n2
939482636262361
n3
2.8796064433908E+22
n4
8.8262762383848E+29
n5
2.7053402528348E+37
2 √n
5536.3328115279
3 √n
312.95468659147
4 √n
74.406537424664
5 √n
31.425983328636
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
30650982
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
15325491
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5536.3329018404
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999347492
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30650981 can be divided by 2 positive divisors.
The sum of these divisors (counting 30650981) is 30650982, the average is 15325491.
Base
System
Value
2
Binary
1110100111011001001100101
3
Ternary
2010200020020112
4
Quaternary
1310323021211
5
Quinary
30321312411
6
Senary
3012542405
8
Octal
164731145
10
Decimal
30650981
12
Duodecimal
a321a05
16
Hexadecimal
1d3b265
20
Vigesimal
9bb791
36
Base36
i8yg5
md5
9d3e0735c21c744b2a561c5649c7ddad
sha1
aa9759f3f229c1b8afd3082f0033807e80f31c53
sha256
3bb33113e0d9c3a463d0b3e044e58cdeb7be05c5a0146c5478d6c674ebad9526
sha512
746e911fc71416cec8f91d038b896ba35b32890df65591b219be101ba5730f847f1b21f7563e15462fbd2e9fd7f09f88b906345d5826cd7c9399b66a55d757db
ripemd-160
2c926b3e45fab56db50a7c40e7c7eff5dc4bfddf
Diameter
61301962
Circumference
192585793.46984
Area
2.951471748257E+15
Volume
1.2062067263715E+23
Surface area
1.1805886993028E+16
Circumference
192585793.46984
Perimeter
122603924
Area
939482636262361
Diagonal
43347033.03024
Surface area
5636895817574166
Volume
2.8796064433908E+22
Space diagonal
53089056.393828
Perimeter
91952943
Area
4.0680791470879E+14
Altitude
26544528.196914
Surface area
4.0680791470879E+14
Volume
3.3936487387835E+21
Height
14449011.01008