71388536 is an even 8-digits composite number following 71388535
and preceding 71388537 . In scientific notation, it is written as 7.1388536 × 10^7.
The sum of its digits is 41. It has a total of 5 prime factors and 16 positive divisors.
There are 34542720 positive integers (up to 71388536) that are relatively prime to 71388536.
71388536 has 16 divisors, whose sum is 138171840
The reverse of 71388536 is 63588317
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-one million three hundred eighty-eight thousand five hundred thirty-six
Scientific notation
7.1388536 × 10^7
Engineering notation
7.1388536 × 10^6
Prime Factorization
2 × 2 × 2 × 31 × 287857
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
17847134
Product of the distinct prime numbers
The prime factorization of 71388536 is 2 × 2 × 2 × 31 × 287857.
Since it has a total of 5 prime factors.
5 , 7 , 23 , 94 , 78 , 162 , 4123 , 7460 , 10911 , 60050 , 525178 , 632305 , 8033199 , 9865897 , 64624160 , 34570869 , 110817710 , 86131585 , 6823281536 , 1314291311
n×2
142777072
n×3
214165608
n×4
285554144
n×5
356942680
n÷2
35694268
n÷3
23796178.666667
n÷3
17847134
n÷5
14277707.2
n2
5096323072223296
n3
3.6381904310904E+23
n4
2.5972508856475E+31
n5
1.8541393835108E+39
2 √n
8449.1736874087
3 √n
414.83573312013
4 √n
91.919386896393
5 √n
37.215657409788
1 , 2 , 4 , 8 , 31 , 62 , 124 , 248 , 287857 , 575714 , 1151428 , 2302856 , 8923567 , 17847134 , 35694268 , 71388536
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
-71388535
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 71388536 can be divided by 16 positive divisors.
The sum of these divisors (counting 71388536) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010000010100110101111000
3
Ternary
11222022220122212
4
Quaternary
10100110311320
5
Quinary
121233413121
6
Senary
11030034252
8
Octal
420246570
10
Decimal
71388536
12
Duodecimal
1baa8988
16
Hexadecimal
4414d78
20
Vigesimal
1263b6g
36
Base36
16i3qw
md5
21c090d55bcba2aa3498af0fceb890ef
sha1
f62ee6592a95f2fe78fad6039b62383ac854bd42
sha256
424313bb40ac4fa1809ee65683316fe81b5591e185d3c96c7c89fa0caca87e61
sha512
7998571c4ee77cfb952de89df12aca8512c4ffd94de0a1d1be25494926bfbaef94309a9c5a769f67e9c03d8813c4db1c6590bfd5e903aa51fa860870b88cb1bc
ripemd-160
1122a76e82a655470c8ba734a7ef9028e56830fa
Diameter
142777072
Circumference
448547400.49626
Area
1.6010571124017E+16
Volume
1.5239616440899E+24
Surface area
6.4042284496067E+16
Circumference
448547400.49626
Perimeter
285554144
Area
5096323072223296
Diagonal
100958635.80916
Surface area
30577938433339776
Volume
3.6381904310904E+23
Space diagonal
123648571.42996
Perimeter
214165608
Area
2.2067726232191E+15
Altitude
61824285.71498
Surface area
2.2067726232191E+15
Volume
4.2876485417868E+22
Height
33652878.603053