71385993 is an odd 8-digits composite number following 71385992
and preceding 71385994 . In scientific notation, it is written as 7.1385993 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 40791744 positive integers (up to 71385993) that are relatively prime to 71385993.
71385993 has 8 divisors, whose sum is 82879488
The reverse of 71385993 is 39958317
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
seventy-one million three hundred eighty-five thousand nine hundred ninety-three
Scientific notation
7.1385993 × 10^7
Engineering notation
7.1385993 × 10^6
Prime Factorization
63 × 7 × 161873
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71385993
Product of the distinct prime numbers
The prime factorization of 71385993 is 63 × 7 × 161873.
Since it has a total of 3 prime factors.
3 , 10 , 7 , 62 , 614 , 559 , 998 , 1410 , 79213 , 89569 , 127620 , 960298 , 4918618 , 1385735 , 27733490 , 79685169 , 673567270 , 305644167 , 809383767 , 617774843
n×2
142771986
n×3
214157979
n×4
285543972
n×5
356929965
n÷2
35692996.5
n÷3
23795331
n÷3
17846498.25
n÷5
14277198.6
n2
5095959996596049
n3
3.6378016464529E+23
n4
2.5968808286907E+31
n5
1.8538091665875E+39
2 √n
8449.0231979798
3 √n
414.83080730685
4 √n
91.91856829814
5 √n
37.215392267033
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
-71385992
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 71385993 can be divided by 8 positive divisors.
The sum of these divisors (counting 71385993) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010100001110001001
3
Ternary
11222022210011200
4
Quaternary
10100110032021
5
Quinary
121233322433
6
Senary
11030014413
8
Octal
420241611
10
Decimal
71385993
12
Duodecimal
1baa7409
16
Hexadecimal
4414389
20
Vigesimal
12634jd
36
Base36
16i1s9
md5
a6e25f9e988b6e7762a368d0b1c00ab0
sha1
b9620b46b26ef5e187d2f288c4176aef66d10439
sha256
921e7d1a447fe1e4e7813a3f50f0f5c324bdf962cede6140f1610472272ae3a7
sha512
c2a6bc5c341677201e5efe3e175e9e87b0e211e6db08844f6d512312e8c0871729f1f0359f0e95f7ce37ac1836857515f857960c95d6bc1ed54e3cfb48f3c61e
ripemd-160
a22630e3482d27194316ceca6b107c5f250671cd
Diameter
142771986
Circumference
448531422.35602
Area
1.6009430488294E+16
Volume
1.5237987903618E+24
Surface area
6.4037721953174E+16
Circumference
448531422.35602
Perimeter
285543972
Area
5095959996596049
Diagonal
100955039.46407
Surface area
30575759979576294
Volume
3.6378016464529E+23
Space diagonal
123644166.82476
Perimeter
214157979
Area
2.2066154068607E+15
Altitude
61822083.412378
Surface area
2.2066154068607E+15
Volume
4.2871903546973E+22
Height
33651679.821357