30621284 is an even 8-digits composite number following 30621283
and preceding 30621285 . In scientific notation, it is written as 3.0621284 × 10^7.
The sum of its digits is 26. It has a total of 5 prime factors and 18 positive divisors.
There are 14409472 positive integers (up to 30621284) that are relatively prime to 30621284.
30621284 has 18 divisors, whose sum is 56927010
The reverse of 30621284 is 48212603
Previous prime number is 17
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
thirty million six hundred twenty-one thousand two hundred eighty-four
Scientific notation
3.0621284 × 10^7
Engineering notation
3.0621284 × 10^6
Prime Factorization
2 × 2 × 17 × 17 × 26489
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
900626
Product of the distinct prime numbers
The prime factorization of 30621284 is 2 × 2 × 17 × 17 × 26489.
Since it has a total of 5 prime factors.
7 , 5 , 35 , 76 , 398 , 770 , 5036 , 8168 , 78134 , 34181 , 729528 , 755656 , 4965734 , 3845122 , 3119136 , 52925264 , 67757839 , 773960611 , 6817471151 , 7575346128
n×2
61242568
n×3
91863852
n×4
122485136
n×5
153106420
n÷2
15310642
n÷3
10207094.666667
n÷3
7655321
n÷5
6124256.8
n2
937663033808656
n3
2.8712446054556E+22
n4
8.7921196497125E+29
n5
2.6922599275583E+37
2 √n
5533.6501515726
3 √n
312.85358250324
4 √n
74.388508195639
5 √n
31.419891391014
1 , 2 , 4 , 17 , 34 , 68 , 289 , 578 , 1156 , 26489 , 52978 , 105956 , 450313 , 900626 , 1801252 , 7655321 , 15310642 , 30621284
18 divisors
τ
Total Divisors
18
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30621283
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.055555555555556
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
18
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30621284 can be divided by 18 positive divisors.
The sum of these divisors (counting 30621284) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
1110100110011111001100100
3
Ternary
2010121201111122
4
Quaternary
1310303321210
5
Quinary
30314340114
6
Senary
3012153112
8
Octal
164637144
10
Decimal
30621284
12
Duodecimal
a308798
16
Hexadecimal
1d33e64
20
Vigesimal
9b7d44
36
Base36
i8bj8
md5
caafb7de16ab50332d913ec9946a7b8b
sha1
0e0e37ad86cc73474fa6415a7fb0defb3c3850e7
sha256
b6af29bb35340b0938d0066a7f4f54b894dc6a33fe215a800ca97b455548ec05
sha512
98839a477c7177584c882ae1734239435a898e0e4b7fdad4c848b96d083bbcea8007379fb67039e72e3b84a10d435657aa799c274f7618a9c6df00ae8450bb9b
ripemd-160
4b5e9f82c00600e144898026da643fb75f185af3
Diameter
61242568
Circumference
192399201.71577
Area
2.945755298556E+15
Volume
1.2027041278878E+23
Surface area
1.1783021194224E+16
Circumference
192399201.71577
Perimeter
122485136
Area
937663033808656
Diagonal
43305035.130078
Surface area
5625978202851936
Volume
2.8712446054556E+22
Space diagonal
53037619.680996
Perimeter
91863852
Area
4.0602000373394E+14
Altitude
26518809.840498
Surface area
4.0602000373394E+14
Volume
3.3837942182716E+21
Height
14435011.710026