71388863 is an odd 8-digits composite number following 71388862
and preceding 71388864 . In scientific notation, it is written as 7.1388863 × 10^7.
The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors.
There are 56323296 positive integers (up to 71388863) that are relatively prime to 71388863.
71388863 has 16 divisors, whose sum is 88112640
The reverse of 71388863 is 36888317
Previous prime number is 1787
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-one million three hundred eighty-eight thousand eight hundred sixty-three
Scientific notation
7.1388863 × 10^7
Engineering notation
7.1388863 × 10^6
Prime Factorization
7 × 13 × 1787 × 439
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71388863
Product of the distinct prime numbers
The prime factorization of 71388863 is 7 × 13 × 1787 × 439.
Since it has a total of 4 prime factors.
2 , 4 , 15 , 66 , 590 , 577 , 9127 , 5658 , 51335 , 66180 , 603900 , 871527 , 9819495 , 2573493 , 48865796 , 42104915 , 891299733 , 544188386 , 5192030502 , 9548976657
n×2
142777726
n×3
214166589
n×4
285555452
n×5
356944315
n÷2
35694431.5
n÷3
23796287.666667
n÷3
17847215.75
n÷5
14277772.6
n2
5096369760432769
n3
3.6382404262488E+23
n4
2.5972984735054E+31
n5
1.8541818489518E+39
2 √n
8449.1930383913
3 √n
414.8363665135
4 √n
91.919492156948
5 √n
37.215691503491
1 , 7 , 13 , 91 , 439 , 1787 , 3073 , 5707 , 12509 , 23231 , 39949 , 162617 , 784493 , 5491451 , 10198409 , 71388863
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
-71388862
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 71388863 can be divided by 16 positive divisors.
The sum of these divisors (counting 71388863) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010000010100111010111111
3
Ternary
11222022221002222
4
Quaternary
10100110322333
5
Quinary
121233420423
6
Senary
11030035555
8
Octal
420247277
10
Decimal
71388863
12
Duodecimal
1baa8bbb
16
Hexadecimal
4414ebf
20
Vigesimal
1263c33
36
Base36
16i3zz
md5
a2e79e9141f881f77eb6cfde663d775f
sha1
e945529f7a01ce7bfc83c5ea0ffdf026106d620b
sha256
d2e1b90aa77fe224c4457af33eeab871961f8531efb5f584a5e732ab96170843
sha512
4ca151d8fe19995cead84065957f0e9738f844ae38f98d9e97f666bb6866967a350a5eb2eaa0ed9f9b4440d8b23df7cd4a37c9551f762fabfaac6ddd96457463
ripemd-160
70e09223b9351bd3c169119d8c05659b07a4573b
Diameter
142777726
Circumference
448549455.09786
Area
1.6010717799353E+16
Volume
1.5239825860129E+24
Surface area
6.4042871197411E+16
Circumference
448549455.09786
Perimeter
285555452
Area
5096369760432769
Diagonal
100959098.25699
Surface area
30578218562596614
Volume
3.6382404262488E+23
Space diagonal
123649137.81057
Perimeter
214166589
Area
2.2067928398068E+15
Altitude
61824568.905287
Surface area
2.2067928398068E+15
Volume
4.2877074616459E+22
Height
33653032.752332