71689345 is an odd 8-digits composite number following 71689344
and preceding 71689346 . In scientific notation, it is written as 7.1689345 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 45376704 positive integers (up to 71689345) that are relatively prime to 71689345.
71689345 has 16 divisors, whose sum is 105880320
The reverse of 71689345 is 54398617
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-one million six hundred eighty-nine thousand three hundred forty-five
Scientific notation
7.1689345 × 10^7
Engineering notation
7.1689345 × 10^6
Prime Factorization
7 × 13 × 5 × 157559
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71689345
Product of the distinct prime numbers
The prime factorization of 71689345 is 7 × 13 × 5 × 157559.
Since it has a total of 4 prime factors.
5 , 4 , 19 , 81 , 29 , 10 , 300 , 7229 , 54926 , 18726 , 168342 , 970355 , 4741680 , 2968426 , 76549133 , 71598353 , 841862826 , 51532218 , 7068840287 , 7861932710
n×2
143378690
n×3
215068035
n×4
286757380
n×5
358446725
n÷2
35844672.5
n÷3
23896448.333333
n÷3
17922336.25
n÷5
14337869
n2
5139362186529025
n3
3.6843750887003E+23
n4
2.6413043684324E+31
n5
1.8935338011856E+39
2 √n
8466.9560646079
3 √n
415.41757939393
4 √n
92.016064166035
5 √n
37.246967713416
1 , 5 , 7 , 13 , 35 , 65 , 91 , 455 , 157559 , 787795 , 1102913 , 2048267 , 5514565 , 10241335 , 14337869 , 71689345
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
-71689344
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 71689345 can be divided by 16 positive divisors.
The sum of these divisors (counting 71689345) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010001011110010010000001
3
Ternary
11222220012021221
4
Quaternary
10101132102001
5
Quinary
121323024340
6
Senary
11040315041
8
Octal
421362201
10
Decimal
71689345
12
Duodecimal
20012a81
16
Hexadecimal
445e481
20
Vigesimal
1281375
36
Base36
16ojup
md5
e59295d3e34cf65df75c4d0b570623db
sha1
71c7596d6727104c2d19a9aac906c1e3b49a5e44
sha256
261045563d2146883303818ba15f1d58865d111d514b26f9b8dc3bfb5af64792
sha512
303c919abe3e8e6a22023341125fd37c1b110a3fee4fe95180045b1e0137d5d2801143e87418b59917f5c784400d659eca6300a2312db5f3d3ac5d2675d9b2de
ripemd-160
d7008f46b71f73f6ea9c335097557713739669b0
Diameter
143378690
Circumference
450437439.18533
Area
1.6145782489337E+16
Volume
1.5433074282307E+24
Surface area
6.4583129957347E+16
Circumference
450437439.18533
Perimeter
286757380
Area
5139362186529025
Diagonal
101384043.97664
Surface area
30836173119174150
Volume
3.6843750887003E+23
Space diagonal
124169587.90133
Perimeter
215068035
Area
2.2254091063916E+15
Altitude
62084793.950667
Surface area
2.2254091063916E+15
Volume
4.342077682758E+22
Height
33794681.325548