30897968 is an even 8-digits composite number following 30897967
and preceding 30897969 . In scientific notation, it is written as 3.0897968 × 10^7.
The sum of its digits is 50. It has a total of 5 prime factors and 10 positive divisors.
There are 15448976 positive integers (up to 30897968) that are relatively prime to 30897968.
30897968 has 10 divisors, whose sum is 59864844
The reverse of 30897968 is 86979803
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 50
Digital Root 5
Name
thirty million eight hundred ninety-seven thousand nine hundred sixty-eight
Scientific notation
3.0897968 × 10^7
Engineering notation
3.0897968 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 1931123
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
3862246
Product of the distinct prime numbers
The prime factorization of 30897968 is 2 × 2 × 2 × 2 × 1931123.
Since it has a total of 5 prime factors.
5 , 7 , 87 , 75 , 685 , 907 , 5165 , 3094 , 82212 , 80427 , 993723 , 19446 , 1970333 , 4802422 , 21367968 , 37779311 , 688160888 , 442279373 , 4067801272 , 8897854150
n×2
61795936
n×3
92693904
n×4
123591872
n×5
154489840
n÷2
15448984
n÷3
10299322.666667
n÷3
7724492
n÷5
6179593.6
n2
954684426529024
n3
2.9497808860992E+22
n4
9.1142235425705E+29
n5
2.8161098736319E+37
2 √n
5558.5940668482
3 √n
313.79303981444
4 √n
74.555979417135
5 √n
31.476467269877
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30897967
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30897968 can be divided by 10 positive divisors.
The sum of these divisors (counting 30897968) is 1, the average is 0.1.
Base
System
Value
2
Binary
1110101110111011100110000
3
Ternary
2011010210001012
4
Quaternary
1311313130300
5
Quinary
30402213333
6
Senary
3022130052
8
Octal
165673460
10
Decimal
30897968
12
Duodecimal
a420928
16
Hexadecimal
1d77730
20
Vigesimal
9d24i8
36
Base36
ie90w
md5
2c5160d0e0cba9e8e20a07e3b954091b
sha1
35cf3f1ef237c5e4beffa27973cce8d33b462972
sha256
3ad578593b5f34fa1f66e40383e8ae1c173e2d7451cc8fde0789bf61d5871bef
sha512
7d36cfb5a4b7f8dbe041bd142b005c0f7e5069928be0d712a41397364432011377ae1de0c9a71fb71c46ede730630363f40e2aff04157239953ac56cdf36b96b
ripemd-160
76f6e4603205f551eaac4ff4116b7de0b8da942f
Diameter
61795936
Circumference
194137658.55931
Area
2.9992295808802E+15
Volume
1.2356013281959E+23
Surface area
1.1996918323521E+16
Circumference
194137658.55931
Perimeter
123591872
Area
954684426529024
Diagonal
43696325.39537
Surface area
5728106559174144
Volume
2.9497808860992E+22
Space diagonal
53516850.426637
Perimeter
92693904
Area
4.1339048298576E+14
Altitude
26758425.213319
Surface area
4.1339048298576E+14
Volume
3.4763501126254E+21
Height
14565441.798457