71291225 is an odd 8-digits composite number following 71291224
and preceding 71291226 . In scientific notation, it is written as 7.1291225 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 56077120 positive integers (up to 71291225) that are relatively prime to 71291225.
71291225 has 8 divisors, whose sum is 74561760
The reverse of 71291225 is 52219217
Previous prime number is 15931
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 twenty-five
Scientific notation
7.1291225 × 10^7
Engineering notation
7.1291225 × 10^6
Prime Factorization
25 × 15931 × 179
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71291225
Product of the distinct prime numbers
The prime factorization of 71291225 is 25 × 15931 × 179.
Since it has a total of 3 prime factors.
4 , 4 , 57 , 87 , 378 , 643 , 6520 , 8792 , 60377 , 12422 , 910338 , 783305 , 5255039 , 2913276 , 40706564 , 10014333 , 688189737 , 917664210 , 4744796145 , 3396371149
n×2
142582450
n×3
213873675
n×4
285164900
n×5
356456125
n÷2
35645612.5
n÷3
23763741.666667
n÷3
17822806.25
n÷5
14258245
n2
5082438762000625
n3
3.6233328533051E+23
n4
2.5831183769486E+31
n5
1.8415367341268E+39
2 √n
8443.4131131907
3 √n
414.64715738914
4 √n
91.888046628442
5 √n
37.205506006589
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
-71291224
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 71291225 can be divided by 8 positive divisors.
The sum of these divisors (counting 71291225) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001111111101000101011001
3
Ternary
11222010222011202
4
Quaternary
10033331011121
5
Quinary
121222304400
6
Senary
11024003545
8
Octal
417750531
10
Decimal
71291225
12
Duodecimal
1ba605b5
16
Hexadecimal
43fd159
20
Vigesimal
125b815
36
Base36
16g0nt
md5
d8efcc9e1913485a938d2a978874814a
sha1
6b5ce88f5a86b6b5794fdc8b0372121c39acb853
sha256
36e60f19a82bb5e5b20f31d94ecd709552120588a4b135754be727c1351efa73
sha512
dda129574be3321a6741e7aa7383a4620eb7ac4c3abfeca1e94506ccb9e2558fd2c617137d7c9d048262d459740f3766a94005caa054f2ee709af38962f76e24
ripemd-160
644ac7ed35ee5d9b6c695bdb25a5322a805db7c1
Diameter
142582450
Circumference
447935977.45083
Area
1.5966952277021E+16
Volume
1.5177381164605E+24
Surface area
6.3867809108085E+16
Circumference
447935977.45083
Perimeter
285164900
Area
5082438762000625
Diagonal
100821017.27319
Surface area
30494632572003750
Volume
3.6233328533051E+23
Space diagonal
123480023.83382
Perimeter
213873675
Area
2.2007605405356E+15
Altitude
61740011.916912
Surface area
2.2007605405356E+15
Volume
4.2701387184467E+22
Height
33607005.757731