30888918 is an even 8-digits composite number following 30888917
and preceding 30888919 . In scientific notation, it is written as 3.0888918 × 10^7.
The sum of its digits is 45. It has a total of 5 prime factors and 32 positive divisors.
There are 10264968 positive integers (up to 30888918) that are relatively prime to 30888918.
30888918 has 32 divisors, whose sum is 68851200
The reverse of 30888918 is 81988803
Previous prime number is 439
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
thirty million eight hundred eighty-eight thousand nine hundred eighteen
Scientific notation
3.0888918 × 10^7
Engineering notation
3.0888918 × 10^6
Prime Factorization
2 × 3 × 9 × 439 × 1303
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
30888918
Product of the distinct prime numbers
The prime factorization of 30888918 is 2 × 3 × 9 × 439 × 1303.
Since it has a total of 5 prime factors.
8 , 10 , 43 , 85 , 812 , 791 , 2665 , 9941 , 52868 , 83058 , 442379 , 832262 , 3558694 , 6039269 , 70815577 , 54258636 , 642437676 , 441839077 , 4334305391 , 9958149309
n×2
61777836
n×3
92666754
n×4
123555672
n×5
154444590
n÷2
15444459
n÷3
10296306
n÷3
7722229.5
n÷5
6177783.6
n2
954125255210724
n3
2.9471896769933E+22
n4
9.1035500263093E+29
n5
2.8119881027157E+37
2 √n
5557.779952463
3 √n
313.76240021254
4 √n
74.550519464743
5 √n
31.474623165377
1 , 2 , 3 , 6 , 9 , 18 , 27 , 54 , 439 , 878 , 1303 , 1317 , 2606 , 2634 , 3909 , 3951 , 7818 , 7902 , 11727 , 11853 , 23454 , 23706 , 35181 , 70362 , 572017 , 1144034 , 1716051 , 3432102 , 5148153 , 10296306 , 15444459 , 30888918
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30888917
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30888918 can be divided by 32 positive divisors.
The sum of these divisors (counting 30888918) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1110101110101001111010110
3
Ternary
2011010022122000
4
Quaternary
1311311033112
5
Quinary
30401421133
6
Senary
3022020130
8
Octal
165651726
10
Decimal
30888918
12
Duodecimal
a417646
16
Hexadecimal
1d753d6
20
Vigesimal
9d125i
36
Base36
ie21i
md5
6350cb0e08d1a5553172504da952e9f6
sha1
fbf235acb849a6ad31a560c21712c3f2682b9e94
sha256
cad24a64febfe390b0472bf56a686b6cb4cd34e5eb28f760cf8d062171a14d45
sha512
77c5b601632061859860f157efe87e515d0f5ae9dde17fcd97badfe9017e887eec601ba6f977ed63ba3b2a6aa9096a27599b79a022d443b83b503726b1a7107d
ripemd-160
4917e0bcf4795cf0f7549abf72229f332f007ffa
Diameter
61777836
Circumference
194080795.73228
Area
2.9974728923745E+15
Volume
1.2345159250637E+23
Surface area
1.1989891569498E+16
Circumference
194080795.73228
Perimeter
123555672
Area
954125255210724
Diagonal
43683526.76263
Surface area
5724751531264344
Volume
2.9471896769933E+22
Space diagonal
53501175.366829
Perimeter
92666754
Area
4.131483547024E+14
Altitude
26750587.683414
Surface area
4.131483547024E+14
Volume
3.4732963434083E+21
Height
14561175.587543