71297845 is an odd 8-digits composite number following 71297844
and preceding 71297846 . In scientific notation, it is written as 7.1297845 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 55679680 positive integers (up to 71297845) that are relatively prime to 71297845.
71297845 has 16 divisors, whose sum is 87619968
The reverse of 71297845 is 54879217
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-one million two hundred ninety-seven thousand eight hundred forty-five
Scientific notation
7.1297845 × 10^7
Engineering notation
7.1297845 × 10^6
Prime Factorization
5 × 71 × 107 × 1877
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71297845
Product of the distinct prime numbers
The prime factorization of 71297845 is 5 × 71 × 107 × 1877.
Since it has a total of 4 prime factors.
10 , 9 , 65 , 37 , 918 , 668 , 2696 , 7016 , 62268 , 58412 , 311585 , 643661 , 2014160 , 2420507 , 26309357 , 42622205 , 872102641 , 640467962 , 7092368518 , 959597311
n×2
142595690
n×3
213893535
n×4
285191380
n×5
356489225
n÷2
35648922.5
n÷3
23765948.333333
n÷3
17824461.25
n÷5
14259569
n2
5083382701644025
n3
3.624342319375E+23
n4
2.5840779691374E+31
n5
1.8423919051147E+39
2 √n
8443.8051256528
3 √n
414.65999150358
4 √n
91.890179701929
5 √n
37.206196950816
1 , 5 , 71 , 107 , 355 , 535 , 1877 , 7597 , 9385 , 37985 , 133267 , 200839 , 666335 , 1004195 , 14259569 , 71297845
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71297844
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71297845 can be divided by 16 positive divisors.
The sum of these divisors (counting 71297845) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100001111111110101100110101
3
Ternary
11222011022020221
4
Quaternary
10033332230311
5
Quinary
121223012340
6
Senary
11024054341
8
Octal
417765465
10
Decimal
71297845
12
Duodecimal
1ba643b1
16
Hexadecimal
43feb35
20
Vigesimal
125c4c5
36
Base36
16g5rp
md5
59525f7e6167bc34d5ca1dce426078b7
sha1
3bae92cee7c08f4788e11567e691864960bf5988
sha256
4e98d5583308f81470be1ceede1bee2ad9748a927000e7c3bdb7ec29f9b8d312
sha512
4bc0ec4b7f88caecf779d652a05d6718a30252da411f1fd8814ec4ab59282c9e49deb0010142ec25187dfb82142550c3b87a0d8bdf98ca0b2afc32c2d0c21ff4
ripemd-160
68622f6ae0b3a9f9bdff0cb52927dd033488c00b
Diameter
142595690
Circumference
447977572.13757
Area
1.596991775087E+16
Volume
1.5181609606191E+24
Surface area
6.3879671003481E+16
Circumference
447977572.13757
Perimeter
285191380
Area
5083382701644025
Diagonal
100830379.36697
Surface area
30500296209864150
Volume
3.624342319375E+23
Space diagonal
123491490.01017
Perimeter
213893535
Area
2.201169278391E+15
Altitude
61745745.005085
Surface area
2.201169278391E+15
Volume
4.271328385619E+22
Height
33610126.455658