71661697 is an odd 8-digits composite number following 71661696
and preceding 71661698 . In scientific notation, it is written as 7.1661697 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 69190576 positive integers (up to 71661697) that are relatively prime to 71661697.
71661697 has 4 divisors, whose sum is 74132820
The reverse of 71661697 is 79616617
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-one million six hundred sixty-one thousand six hundred ninety-seven
Scientific notation
7.1661697 × 10^7
Engineering notation
7.1661697 × 10^6
Prime Factorization
29 × 2471093
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71661697
Product of the distinct prime numbers
The prime factorization of 71661697 is 29 × 2471093.
Since it has a total of 2 prime factors.
2 , 8 , 6 , 57 , 848 , 746 , 690 , 6418 , 20748 , 77319 , 528086 , 289224 , 3994685 , 6965835 , 33548153 , 92147985 , 371857247 , 313278062 , 7403245072 , 4946209628
n×2
143323394
n×3
214985091
n×4
286646788
n×5
358308485
n÷2
35830848.5
n÷3
23887232.333333
n÷3
17915424.25
n÷5
14332339.4
n2
5135398816919809
n3
3.6801139399227E+23
n4
2.6372321008821E+31
n5
1.8898852773209E+39
2 √n
8465.3232070607
3 √n
415.36416865783
4 √n
92.007191061681
5 √n
37.244094307156
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
-71661696
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 71661697 can be divided by 4 positive divisors.
The sum of these divisors (counting 71661697) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010001010111100010000001
3
Ternary
11222211210100221
4
Quaternary
10101113202001
5
Quinary
121321133242
6
Senary
11035543041
8
Octal
421274201
10
Decimal
71661697
12
Duodecimal
1bbbaa81
16
Hexadecimal
4457881
20
Vigesimal
127he4h
36
Base36
16nyip
md5
d0767dd2a86d3318c62a87828a48bbe4
sha1
b270d0810dc7bb13ea7d78a8ffab05ebd642139d
sha256
d73abd6cf2e80b0a97558a13e55680ff56a6ce13095c198db2d4bd75ea1b1e97
sha512
83b8ea9d7be771d5506fbe39e84d06025c7bb32527ddfda1ea7f4cbc271f90700fcef07af776f92eadcf7918d74a33b7e8754fe9b218e5422a973b82c4e2c3ac
ripemd-160
7afe47edac5988a27bf92ffc2b4614cd4543ddb0
Diameter
143323394
Circumference
450263721.67796
Area
1.6133331196489E+16
Volume
1.5415225224046E+24
Surface area
6.4533324785956E+16
Circumference
450263721.67796
Perimeter
286646788
Area
5135398816919809
Diagonal
101344943.80007
Surface area
30812392901518854
Volume
3.6801139399227E+23
Space diagonal
124121700.16061
Perimeter
214985091
Area
2.2236929170086E+15
Altitude
62060850.080303
Surface area
2.2236929170086E+15
Volume
4.3370558707641E+22
Height
33781647.933357