30731644 is an even 8-digits composite number following 30731643
and preceding 30731645 . In scientific notation, it is written as 3.0731644 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 6 positive divisors.
There are 15365820 positive integers (up to 30731644) that are relatively prime to 30731644.
30731644 has 6 divisors, whose sum is 53780384
The reverse of 30731644 is 44613703
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
thirty million seven hundred thirty-one thousand six hundred forty-four
Scientific notation
3.0731644 × 10^7
Engineering notation
3.0731644 × 10^6
Prime Factorization
2 × 2 × 7682911
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
15365822
Product of the distinct prime numbers
The prime factorization of 30731644 is 2 × 2 × 7682911.
Since it has a total of 3 prime factors.
3 , 5 , 64 , 7 , 533 , 372 , 8847 , 4121 , 47640 , 98825 , 570989 , 263853 , 8250259 , 783006 , 42813825 , 68429644 , 371554182 , 713167186 , 9405918230 , 6272445142
n×2
61463288
n×3
92194932
n×4
122926576
n×5
153658220
n÷2
15365822
n÷3
10243881.333333
n÷3
7682911
n÷5
6146328.8
n2
944433942942736
n3
2.9024007716032E+22
n4
8.9195547258236E+29
n5
2.7411258047253E+37
2 √n
5543.6129013487
3 √n
313.22897636348
4 √n
74.455442389047
5 √n
31.442506453197
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30731643
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30731644 can be divided by 6 positive divisors.
The sum of these divisors (counting 30731644) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1110101001110110101111100
3
Ternary
2010211022220001
4
Quaternary
1311032311330
5
Quinary
30331403034
6
Senary
3014404044
8
Octal
165166574
10
Decimal
30731644
12
Duodecimal
a360624
16
Hexadecimal
1d4ed7c
20
Vigesimal
9c1924
36
Base36
iaoos
md5
b3e08f095e4f5c8b3ba77376702544cf
sha1
21c626bd9bcb456f24046e8f832efbc0c4f02c6f
sha256
7b978253acf48024414b2019b32207ef5e29bf24709b898e460d8ed242717ff9
sha512
8fa04708dcadf8a050b7e5ea8fc53e2b84075ddb719d48690d6c84733436f30ac26507414cb0af6ba4db98a7fa61890cff3a695a4f582a7066772cae06239036
ripemd-160
41152923a3f759358f4642294172c10a49a4e8a3
Diameter
61463288
Circumference
193092614.04627
Area
2.9670267369497E+15
Volume
1.2157547922456E+23
Surface area
1.1868106947799E+16
Circumference
193092614.04627
Perimeter
122926576
Area
944433942942736
Diagonal
43461107.738822
Surface area
5666603657656416
Volume
2.9024007716032E+22
Space diagonal
53228768.808119
Perimeter
92194932
Area
4.0895189339236E+14
Altitude
26614384.40406
Surface area
4.0895189339236E+14
Volume
3.4205121122029E+21
Height
14487035.912941