71385997 is an odd 8-digits composite number following 71385996
and preceding 71385998 . In scientific notation, it is written as 7.1385997 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 66828432 positive integers (up to 71385997) that are relatively prime to 71385997.
71385997 has 8 divisors, whose sum is 76075776
The reverse of 71385997 is 79958317
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-one million three hundred eighty-five thousand nine hundred ninety-seven
Scientific notation
7.1385997 × 10^7
Engineering notation
7.1385997 × 10^6
Prime Factorization
23 × 47 × 66037
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71385997
Product of the distinct prime numbers
The prime factorization of 71385997 is 23 × 47 × 66037.
Since it has a total of 3 prime factors.
9 , 8 , 50 , 77 , 452 , 749 , 8862 , 4089 , 97082 , 3503 , 705029 , 816752 , 5982887 , 831441 , 90898136 , 80341539 , 836101928 , 696476121 , 8833594590 , 2583012253
n×2
142771994
n×3
214157991
n×4
285543988
n×5
356929985
n÷2
35692998.5
n÷3
23795332.333333
n÷3
17846499.25
n÷5
14277199.4
n2
5095960567684009
n3
3.6378022579681E+23
n4
2.596881410739E+31
n5
1.8538096859637E+39
2 √n
8449.0234346935
3 √n
414.83081505497
4 √n
91.918569585767
5 √n
37.215392684094
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
-71385996
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 71385997 can be divided by 8 positive divisors.
The sum of these divisors (counting 71385997) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010100001110001101
3
Ternary
11222022210011211
4
Quaternary
10100110032031
5
Quinary
121233322442
6
Senary
11030014421
8
Octal
420241615
10
Decimal
71385997
12
Duodecimal
1baa7411
16
Hexadecimal
441438d
20
Vigesimal
12634jh
36
Base36
16i1sd
md5
8895db3e2f17eaa2a2cbbc68782fb321
sha1
8b4b76024a71a784c3cfd1b2e45d830ae98963f0
sha256
3af187562155ee69d37528c4b43890c5edac277f3cf7d416f3b2129546468695
sha512
0db961edb289212aab2d1a62dff752db7d6209a2dbd0ff4b3e2a148f6424a4d2e91e313e46722fe92ab93c18a52518fa8d2fec23fbfe49c1d8d60b74835c9853
ripemd-160
cc24b6d61d7a1c98921d735fbd900b1dad4e3d5b
Diameter
142771994
Circumference
448531447.48877
Area
1.6009432282419E+16
Volume
1.5237990465127E+24
Surface area
6.4037729129677E+16
Circumference
448531447.48877
Perimeter
285543988
Area
5095960567684009
Diagonal
100955045.12093
Surface area
30575763406104054
Volume
3.6378022579681E+23
Space diagonal
123644173.75296
Perimeter
214157991
Area
2.2066156541491E+15
Altitude
61822086.87648
Surface area
2.2066156541491E+15
Volume
4.287191075375E+22
Height
33651681.706975