30888913 is an odd 8-digits composite number following 30888912
and preceding 30888914 . In scientific notation, it is written as 3.0888913 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 28080820 positive integers (up to 30888913) that are relatively prime to 30888913.
30888913 has 4 divisors, whose sum is 33697008
The reverse of 30888913 is 31988803
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
thirty million eight hundred eighty-eight thousand nine hundred thirteen
Scientific notation
3.0888913 × 10^7
Engineering notation
3.0888913 × 10^6
Prime Factorization
11 × 2808083
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30888913
Product of the distinct prime numbers
The prime factorization of 30888913 is 11 × 2808083.
Since it has a total of 2 prime factors.
4 , 6 , 4 , 9 , 823 , 346 , 1252 , 7042 , 47936 , 42339 , 426975 , 233877 , 2177893 , 779526 , 9401366 , 27700542 , 273494171 , 376018313 , 4842338136 , 7616262907
n×2
61777826
n×3
92666739
n×4
123555652
n×5
154444565
n÷2
15444456.5
n÷3
10296304.333333
n÷3
7722228.25
n÷5
6177782.6
n2
954124946321569
n3
2.9471882458057E+22
n4
9.1035441319314E+29
n5
2.8119858268289E+37
2 √n
5557.7795026431
3 √n
313.76238328293
4 √n
74.550516447863
5 √n
31.474622146416
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30888912
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30888913 can be divided by 4 positive divisors.
The sum of these divisors (counting 30888913) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101110101001111010001
3
Ternary
2011010022121211
4
Quaternary
1311311033101
5
Quinary
30401421123
6
Senary
3022020121
8
Octal
165651721
10
Decimal
30888913
12
Duodecimal
a417641
16
Hexadecimal
1d753d1
20
Vigesimal
9d125d
36
Base36
ie21d
md5
81ace0330fea337f156a8e69de86b17a
sha1
23b340a79f6300bd81959e1700a1a591da89900c
sha256
8a32c1a277679ec13e68349df29b5b408ad2ebd33362bbfed1fc721627a58cce
sha512
bd9f0402b16c91cfb561f27097cd54f15878e4ac7729638946214218fe8e805c346d211ad9cc8014ee3a4cfc094e2f0b2f7d2140ab80db647119be1efc0ab632
ripemd-160
99d93292119a5959ddc11dd98f1f94908a630c31
Diameter
61777826
Circumference
194080764.31635
Area
2.9974719219706E+15
Volume
1.2345153255692E+23
Surface area
1.1989887687882E+16
Circumference
194080764.31635
Perimeter
123555652
Area
954124946321569
Diagonal
43683519.691563
Surface area
5724749677929414
Volume
2.9471882458057E+22
Space diagonal
53501166.706575
Perimeter
92666739
Area
4.1314822094947E+14
Altitude
26750583.353287
Surface area
4.1314822094947E+14
Volume
3.4732946567374E+21
Height
14561173.230521