71388736 is an even 8-digits composite number following 71388735
and preceding 71388737 . In scientific notation, it is written as 7.1388736 × 10^7.
The sum of its digits is 43. It has a total of 7 prime factors and 14 positive divisors.
There are 35694336 positive integers (up to 71388736) that are relatively prime to 71388736.
71388736 has 14 divisors, whose sum is 141662150
The reverse of 71388736 is 63788317
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-one million three hundred eighty-eight thousand seven hundred thirty-six
Scientific notation
7.1388736 × 10^7
Engineering notation
7.1388736 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 1115449
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
2230898
Product of the distinct prime numbers
The prime factorization of 71388736 is 2 × 2 × 2 × 2 × 2 × 2 × 1115449.
Since it has a total of 7 prime factors.
4 , 1 , 95 , 44 , 175 , 457 , 612 , 5715 , 98787 , 16885 , 286608 , 230224 , 6918840 , 4334768 , 54858234 , 55999010 , 725035157 , 982144019 , 9879640869 , 5562264448
n×2
142777472
n×3
214166208
n×4
285554944
n×5
356943680
n÷2
35694368
n÷3
23796245.333333
n÷3
17847184
n÷5
14277747.2
n2
5096351627677696
n3
3.6382210091145E+23
n4
2.5972799912933E+31
n5
1.8541653561652E+39
2 √n
8449.1855228773
3 √n
414.83612051692
4 √n
91.91945127598
5 √n
37.21567826222
1 , 2 , 4 , 8 , 16 , 32 , 64 , 1115449 , 2230898 , 4461796 , 8923592 , 17847184 , 35694368 , 71388736
14 divisors
τ
Total Divisors
14
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71388735
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.071428571428571
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
14
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71388736 can be divided by 14 positive divisors.
The sum of these divisors (counting 71388736) is 1, the average is 0.071428571428571.
Base
System
Value
2
Binary
100010000010100111001000000
3
Ternary
11222022220221021
4
Quaternary
10100110321000
5
Quinary
121233414421
6
Senary
11030035224
8
Octal
420247100
10
Decimal
71388736
12
Duodecimal
1baa8b14
16
Hexadecimal
4414e40
20
Vigesimal
1263bgg
36
Base36
16i3wg
md5
33cf4c1d9c85df0cf4deeedea868dd45
sha1
96d89bb27fc1260dce1d2677795cfc7b2b8e546f
sha256
9917b1165490895e2cd4f8dde929f0e17e0536f14a91dc2ddb2bad5492a68968
sha512
26e4309a6b6c9c01716c9408bf5a574e44eff7674fc8aa86146abad164a9cf3de5ae20ada943683d26ceb5105fa70efaaadc0701b830e887ecbb13d74691c261
ripemd-160
842be092fa3805a32d7913012c2dcf9d7844fa81
Diameter
142777472
Circumference
448548657.13332
Area
1.6010660833623E+16
Volume
1.5239744525827E+24
Surface area
6.4042643334491E+16
Circumference
448548657.13332
Perimeter
285554944
Area
5096351627677696
Diagonal
100958918.65187
Surface area
30578109766066176
Volume
3.6382210091145E+23
Space diagonal
123648917.84012
Perimeter
214166208
Area
2.2067849880935E+15
Altitude
61824458.920061
Surface area
2.2067849880935E+15
Volume
4.2876845783338E+22
Height
33652972.883957