71394643 is an odd 8-digits composite number following 71394642
and preceding 71394644 . In scientific notation, it is written as 7.1394643 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 67415040 positive integers (up to 71394643) that are relatively prime to 71394643.
71394643 has 16 divisors, whose sum is 75513600
The reverse of 71394643 is 34649317
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-one million three hundred ninety-four thousand six hundred forty-three
Scientific notation
7.1394643 × 10^7
Engineering notation
7.1394643 × 10^6
Prime Factorization
31 × 229 × 113 × 89
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71394643
Product of the distinct prime numbers
The prime factorization of 71394643 is 31 × 229 × 113 × 89.
Since it has a total of 4 prime factors.
3 , 8 , 13 , 41 , 750 , 640 , 7255 , 7419 , 92716 , 27111 , 88540 , 710064 , 8877201 , 870704 , 83429092 , 17693400 , 67040701 , 873102307 , 7216021593 , 2465210905
n×2
142789286
n×3
214183929
n×4
285578572
n×5
356973215
n÷2
35697321.5
n÷3
23798214.333333
n÷3
17848660.75
n÷5
14278928.6
n2
5097195049097449
n3
3.6391242083168E+23
n4
2.5981397368544E+31
n5
1.8549325897683E+39
2 √n
8449.5350759672
3 √n
414.84756195487
4 √n
91.921352666109
5 √n
37.216294117741
1 , 31 , 89 , 113 , 229 , 2759 , 3503 , 7099 , 10057 , 20381 , 25877 , 311767 , 631811 , 802187 , 2303053 , 71394643
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
-71394642
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 71394643 can be divided by 16 positive divisors.
The sum of these divisors (counting 71394643) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010000010110010101010011
3
Ternary
11222100020001001
4
Quaternary
10100112111103
5
Quinary
121234112033
6
Senary
11030122431
8
Octal
420262523
10
Decimal
71394643
12
Duodecimal
1bab0417
16
Hexadecimal
4416553
20
Vigesimal
12646c3
36
Base36
16i8gj
md5
8ad4d3a7ab8e614bf7e41906467dbc54
sha1
7d4e4b3c7458ea9a9e19528489ac1d869a110c83
sha256
cb6ffb4f7bacceaa991bc07ba52421b5b7189ecb7352f977173efc555c0eefdd
sha512
f08cd10e10bb2e02bb3c4c260d5164db6e9620112eb5a251f292f41b9cc3563a6fe4cb12cd20fcccfb06eb85a9b5087f77f0a14bfce2271e7e7eebfff8b58ee8
ripemd-160
370a9231baabd19cdc76c0448187d9a4d40a2507
Diameter
142789286
Circumference
448585771.90893
Area
1.6013310520159E+16
Volume
1.5243527837798E+24
Surface area
6.4053242080635E+16
Circumference
448585771.90893
Perimeter
285578572
Area
5097195049097449
Diagonal
100967272.41139
Surface area
30583170294584694
Volume
3.6391242083168E+23
Space diagonal
123659149.06424
Perimeter
214183929
Area
2.2071502002813E+15
Altitude
61829574.532121
Surface area
2.2071502002813E+15
Volume
4.2887490088016E+22
Height
33655757.470462