71291245 is an odd 8-digits composite number following 71291244
and preceding 71291246 . In scientific notation, it is written as 7.1291245 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 55819344 positive integers (up to 71291245) that are relatively prime to 71291245.
71291245 has 8 divisors, whose sum is 87369984
The reverse of 71291245 is 54219217
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-one million two hundred ninety-one thousand two hundred forty-five
Scientific notation
7.1291245 × 10^7
Engineering notation
7.1291245 × 10^6
Prime Factorization
5 × 47 × 303367
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71291245
Product of the distinct prime numbers
The prime factorization of 71291245 is 5 × 47 × 303367.
Since it has a total of 3 prime factors.
8 , 7 , 94 , 19 , 313 , 41 , 2308 , 9844 , 33462 , 86802 , 1397 , 723667 , 5312464 , 9717120 , 54186145 , 5327649 , 511278490 , 923738868 , 6945248843 , 5759144545
n×2
142582490
n×3
213873735
n×4
285164980
n×5
356456225
n÷2
35645622.5
n÷3
23763748.333333
n÷3
17822811.25
n÷5
14258249
n2
5082441613650025
n3
3.6233359027692E+23
n4
2.5831212756161E+31
n5
1.8415393172466E+39
2 √n
8443.4142975458
3 √n
414.64719616409
4 √n
91.888053072996
5 √n
37.205508094111
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71291244
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71291245 can be divided by 8 positive divisors.
The sum of these divisors (counting 71291245) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001111111101000101101101
3
Ternary
11222010222012111
4
Quaternary
10033331011231
5
Quinary
121222304440
6
Senary
11024004021
8
Octal
417750555
10
Decimal
71291245
12
Duodecimal
1ba60611
16
Hexadecimal
43fd16d
20
Vigesimal
125b825
36
Base36
16g0od
md5
708844d17931a7cbc500b8d9e45ec902
sha1
df5b2dad070be772b745366ef251155f6a06d9a0
sha256
59e9ef1254753aba3657f02d20e62dad51835f3cbf89e70fe49328f5ab0638bf
sha512
f86e2452aa2785526f4dd55ae36854ece171b8e11e900e0fca997b3f4630f2d34ee42fd326a3d16b9895586126cd46596db81b46b3a366e5c7fdc4f49f5e45b1
ripemd-160
f3053e5efc13a52d77929b522166e4bc9d5cad89
Diameter
142582490
Circumference
447936103.11454
Area
1.5966961235742E+16
Volume
1.517739393817E+24
Surface area
6.3867844942968E+16
Circumference
447936103.11454
Perimeter
285164980
Area
5082441613650025
Diagonal
100821045.55746
Surface area
30494649681900150
Volume
3.6233359027692E+23
Space diagonal
123480058.47484
Perimeter
213873735
Area
2.200761775336E+15
Altitude
61740029.23742
Surface area
2.200761775336E+15
Volume
4.2701423122746E+22
Height
33607015.185821