71390805 is an odd 8-digits composite number following 71390804
and preceding 71390806 . In scientific notation, it is written as 7.1390805 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 38075088 positive integers (up to 71390805) that are relatively prime to 71390805.
71390805 has 8 divisors, whose sum is 114225312
The reverse of 71390805 is 50809317
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
seventy-one million three hundred ninety thousand eight hundred five
Scientific notation
7.1390805 × 10^7
Engineering notation
7.1390805 × 10^6
Prime Factorization
3 × 5 × 4759387
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71390805
Product of the distinct prime numbers
The prime factorization of 71390805 is 3 × 5 × 4759387.
Since it has a total of 3 prime factors.
9 , 9 , 2 , 55 , 179 , 57 , 7217 , 8745 , 2237 , 83748 , 355349 , 466522 , 9339500 , 7768067 , 28548121 , 65445369 , 114096404 , 688051166 , 645396541 , 6241554694
n×2
142781610
n×3
214172415
n×4
285563220
n×5
356954025
n÷2
35695402.5
n÷3
23796935
n÷3
17847701.25
n÷5
14278161
n2
5096647038548025
n3
3.6385373488281E+23
n4
2.597581103554E+31
n5
1.8544340603551E+39
2 √n
8449.3079598272
3 √n
414.84012809425
4 √n
91.920117274878
5 √n
37.215893977892
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
-71390804
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 71390805 can be divided by 8 positive divisors.
The sum of these divisors (counting 71390805) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010101011001010101
3
Ternary
11222100000202220
4
Quaternary
10100111121111
5
Quinary
121234001210
6
Senary
11030052553
8
Octal
420253125
10
Decimal
71390805
12
Duodecimal
1baaa159
16
Hexadecimal
4415655
20
Vigesimal
1263h05
36
Base36
16i5hx
md5
f0eecaf76152e3f2b5c536523733b860
sha1
72b1f87337bbddda5e00456f99dc62b4e771ee37
sha256
7b79b613182f53b11f75578ef99386b008fc52c2f4f4da9c1559f7135485d79e
sha512
b620a4f932cda544906856957549937b3598b299ef86cd504d6e5e1272115fb98a60140cdc392289e8f071e43483b4c526e3a273e9a1c79b313d0ec18032510c
ripemd-160
015db6ee0b18fd286825d5ed8c55488c468eb2a7
Diameter
142781610
Circumference
448561657.04372
Area
1.6011588894243E+16
Volume
1.5241069606521E+24
Surface area
6.4046355576971E+16
Circumference
448561657.04372
Perimeter
285563220
Area
5096647038548025
Diagonal
100961844.65973
Surface area
30579882231288150
Volume
3.6385373488281E+23
Space diagonal
123652501.45324
Perimeter
214172415
Area
2.2069129047527E+15
Altitude
61826250.726621
Surface area
2.2069129047527E+15
Volume
4.2880573882614E+22
Height
33653948.219911