30656980 is an even 8-digits composite number following 30656979
and preceding 30656981 . In scientific notation, it is written as 3.0656980 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors.
There are 12262784 positive integers (up to 30656980) that are relatively prime to 30656980.
30656980 has 12 divisors, whose sum is 64379700
The reverse of 30656980 is 08965603
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
thirty million six hundred fifty-six thousand nine hundred eighty
Scientific notation
3.0656980 × 10^7
Engineering notation
3.0656980 × 10^6
Prime Factorization
2 × 2 × 5 × 1532849
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
15328490
Product of the distinct prime numbers
The prime factorization of 30656980 is 2 × 2 × 5 × 1532849.
Since it has a total of 4 prime factors.
10 , 8 , 76 , 90 , 847 , 66 , 6491 , 1728 , 83740 , 7362 , 915375 , 262933 , 2907241 , 4851685 , 70405565 , 94627437 , 121076011 , 41034181 , 6965797448 , 3139464246
n×2
61313960
n×3
91970940
n×4
122627920
n×5
153284900
n÷2
15328490
n÷3
10218993.333333
n÷3
7664245
n÷5
6131396
n2
939850422720400
n3
2.8812975612331E+22
n4
8.8331881708771E+29
n5
2.7079887309082E+37
2 √n
5536.8745696467
3 √n
312.97510238932
4 √n
74.410177863291
5 √n
31.427213368983
1 , 2 , 4 , 5 , 10 , 20 , 1532849 , 3065698 , 6131396 , 7664245 , 15328490 , 30656980
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
-30656979
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 30656980 can be divided by 12 positive divisors.
The sum of these divisors (counting 30656980) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1110100111100100111010100
3
Ternary
2010200112110201
4
Quaternary
1310330213110
5
Quinary
30322010410
6
Senary
3013030244
8
Octal
164744724
10
Decimal
30656980
12
Duodecimal
a325384
16
Hexadecimal
1d3c9d4
20
Vigesimal
9bc290
36
Base36
i932s
md5
01725b878bb4561a3932a838fd5fab86
sha1
78091130938aef1bb7343ddec508d76742dd9120
sha256
13918a6964aad105fca95495bfedb77c19444ad2a7075804a15648734e845962
sha512
50c2cd125ca2d8f4cbc8ecdc04d6f862d05c9d6a7caf7397431c9ae2ff6d253b19b3d58b1445658e12d0a054fcafe5beef5bf5a00de7ad4797e9fdd6a05336b8
ripemd-160
018442141102948ebaed85fff786a03496cf4a58
Diameter
61313960
Circumference
192623486.2985
Area
2.9526271834917E+15
Volume
1.2069151001568E+23
Surface area
1.1810508733967E+16
Circumference
192623486.2985
Perimeter
122627920
Area
939850422720400
Diagonal
43355516.897401
Surface area
5639102536322400
Volume
2.8812975612331E+22
Space diagonal
53099446.966623
Perimeter
91970940
Area
4.069671709167E+14
Altitude
26549723.483311
Surface area
4.069671709167E+14
Volume
3.3956417402736E+21
Height
14451838.9658