71297930 is an even 8-digits composite number following 71297929
and preceding 71297931 . In scientific notation, it is written as 7.1297930 × 10^7.
The sum of its digits is 38. It has a total of 5 prime factors and 32 positive divisors.
There are 24798400 positive integers (up to 71297930) that are relatively prime to 71297930.
71297930 has 32 divisors, whose sum is 146095488
The reverse of 71297930 is 03979217
Previous prime number is 23
Is Prime? no Number parity even Number length 8 Sum of Digits 38 Digital Root 2
Name
seventy-one million two hundred ninety-seven thousand nine hundred thirty
Scientific notation
7.1297930 × 10^7
Engineering notation
7.1297930 × 10^6
Prime Factorization
2 × 5 × 11 × 23 × 28181
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
71297930 Product of the distinct prime numbers
The prime factorization of 71297930 is 2 × 5 × 11 × 23 × 28181.
Since it has a total of 5 prime factors.
2 , 6 , 96 , 55 , 928 , 705 , 3870 , 2559 , 15951 , 94162 , 765313 , 502876 , 4731321 , 7611529 , 67021321 , 19937420 , 146366151 , 471601254 , 1786854212 , 3886649916
n×2
142595860
n×3
213893790
n×4
285191720
n×5
356489650
n÷2
35648965
n÷3
23765976.666667
n÷3
17824482.5
n÷5
14259586
n2
5083394822284900
n3
3.6243552820163E+23
n4
2.5840902919233E+31
n5
1.8424028874723E+39
2 √n8443.8101589271
3 √n414.6601562869
4 √n91.890207089369
5 √n37.206205822123
1 , 2 , 5 , 10 , 11 , 22 , 23 , 46 , 55 , 110 , 115 , 230 , 253 , 506 , 1265 , 2530 , 28181 , 56362 , 140905 , 281810 , 309991 , 619982 , 648163 , 1296326 , 1549955 , 3099910 , 3240815 , 6481630 , 7129793 , 14259586 , 35648965 , 71297930
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
-71297929 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 71297930 can be divided by 32 positive divisors.
The sum of these divisors (counting 71297930) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100001111111110101110001010
3
Ternary
11222011022101002
4
Quaternary
10033332232022
5
Quinary
121223013210
6
Senary
11024055002
8
Octal
417765612
10
Decimal
71297930
12
Duodecimal
1ba64462
16
Hexadecimal
43feb8a
20
Vigesimal
125c4ga
36
Base36
16g5u2
md5
6e849c828028cc9fe82796d5a676333f
sha1
21f9bb097b4dafac24df4ce63691cf97ee656bca
sha256
f14630d409b4f29730c35dc646b64dbc84d9f3250c12247b25d5cf6a9810d056
sha512
fa505e729ba62fd05953317413810d50cd9c45689a776f2cea9be66fec3b8d9e4e11c6daf71e61b8ebc2b9b9c6990027b13425f6a2dd8c15368b7a33b20c8fd0
ripemd-160
cefadc6046290c11c28546706bb4bf52d46ad343
Diameter
142595860
Circumference
447978106.20832
Area
1.5969955828987E+16
Volume
1.5181663903976E+24
Surface area
6.3879823315947E+16
Circumference
447978106.20832
Perimeter
285191720
Area
5083394822284900
Diagonal
100830499.57513
Surface area
30500368933709400
Volume
3.6243552820163E+23
Space diagonal
123491637.23449
Perimeter
213893790
Area
2.2011745267825E+15
Altitude
61745818.617245
Surface area
2.2011745267825E+15
Volume
4.2713436622384E+22
Height
33610166.525043