71291243 is an odd 8-digits composite number following 71291242
and preceding 71291244 . In scientific notation, it is written as 7.1291243 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 70985040 positive integers (up to 71291243) that are relatively prime to 71291243.
71291243 has 4 divisors, whose sum is 71597448
The reverse of 71291243 is 34219217
Previous prime number is 233
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
seventy-one million two hundred ninety-one thousand two hundred forty-three
Scientific notation
7.1291243 × 10^7
Engineering notation
7.1291243 × 10^6
Prime Factorization
233 × 305971
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71291243
Product of the distinct prime numbers
The prime factorization of 71291243 is 233 × 305971.
Since it has a total of 2 prime factors.
7 , 6 , 13 , 83 , 798 , 293 , 2933 , 9738 , 74362 , 97767 , 52324 , 995617 , 9327192 , 9029520 , 99905644 , 81508732 , 112927601 , 363492288 , 9931031296 , 5990449341
n×2
142582486
n×3
213873729
n×4
285164972
n×5
356456215
n÷2
35645621.5
n÷3
23763747.666667
n÷3
17822810.75
n÷5
14258248.6
n2
5082441328485049
n3
3.6233355978227E+23
n4
2.5831209857493E+31
n5
1.8415390589345E+39
2 √n
8443.4141791102
3 √n
414.6471922866
4 √n
91.888052428541
5 √n
37.205507885359
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
-71291242
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 71291243 can be divided by 4 positive divisors.
The sum of these divisors (counting 71291243) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001111111101000101101011
3
Ternary
11222010222012102
4
Quaternary
10033331011223
5
Quinary
121222304433
6
Senary
11024004015
8
Octal
417750553
10
Decimal
71291243
12
Duodecimal
1ba6060b
16
Hexadecimal
43fd16b
20
Vigesimal
125b823
36
Base36
16g0ob
md5
123c0ceca87404b8592578a654e059bf
sha1
c8e917ab44270919dc2ff62069c69d6374a9e27d
sha256
79a831e66063d20f24c3cca26a0f132596b2d119c7016e0477d260d0db79107e
sha512
d125b9005b593ba5e97ce20337bc84890e6d659d71ac95b6f7c16e6ce4cde83a1448a3be130a5babbaa3604124e7e4968d953a87a48ccfd2763e7844529a3980
ripemd-160
7cd3e885ec4621bf858d6b2a8a97375dfacc101e
Diameter
142582486
Circumference
447936090.54817
Area
1.596696033987E+16
Volume
1.5177392660814E+24
Surface area
6.3867841359479E+16
Circumference
447936090.54817
Perimeter
285164972
Area
5082441328485049
Diagonal
100821042.72904
Surface area
30494647970910294
Volume
3.6233355978227E+23
Space diagonal
123480055.01074
Perimeter
213873729
Area
2.200761651856E+15
Altitude
61740027.50537
Surface area
2.200761651856E+15
Volume
4.2701419528917E+22
Height
33607014.243012