71388265 is an odd 8-digits composite number following 71388264
and preceding 71388266 . In scientific notation, it is written as 7.1388265 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 52443072 positive integers (up to 71388265) that are relatively prime to 71388265.
71388265 has 8 divisors, whose sum is 85714560
The reverse of 71388265 is 56288317
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-one million three hundred eighty-eight thousand two hundred sixty-five
Scientific notation
7.1388265 × 10^7
Engineering notation
7.1388265 × 10^6
Prime Factorization
2587 × 5 × 5519
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71388265
Product of the distinct prime numbers
The prime factorization of 71388265 is 2587 × 5 × 5519.
Since it has a total of 3 prime factors.
1 , 10 , 91 , 89 , 979 , 526 , 5892 , 5409 , 18422 , 49209 , 968076 , 3454 , 5671454 , 8200088 , 12349279 , 24785473 , 708262084 , 683736158 , 5985285925 , 5650803782
n×2
142776530
n×3
214164795
n×4
285553060
n×5
356941325
n÷2
35694132.5
n÷3
23796088.333333
n÷3
17847066.25
n÷5
14277653
n2
5096284379710225
n3
3.6381489981411E+23
n4
2.5972114478878E+31
n5
1.8541041910285E+39
2 √n
8449.1576503223
3 √n
414.83520819632
4 √n
91.919299661835
5 √n
37.215629154667
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
-71388264
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 71388265 can be divided by 8 positive divisors.
The sum of these divisors (counting 71388265) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010100110001101001
3
Ternary
11222022220021211
4
Quaternary
10100110301221
5
Quinary
121233411030
6
Senary
11030033121
8
Octal
420246151
10
Decimal
71388265
12
Duodecimal
1baa87a1
16
Hexadecimal
4414c69
20
Vigesimal
1263ad5
36
Base36
16i3jd
md5
b29fe8ae9c6b0d3978c36da9d03ad48f
sha1
fddef083ad5b8693fe26f16d978acd2d4d1d19c7
sha256
ac28deb18c4a5a7a02aefd7a0b3500331e9f9562dd045af37269efb0b8e41bae
sha512
d6f8e2e6fc266e39eeeb1da6c9cf043d5529a32af5fa72255d052f2035b7857898d86dee6012ca4ce93f78eda3748f54e40703a2e6d043110d6bb8684f97f6fe
ripemd-160
62d584701660dbce210e5f9fff549e6c7b1c9ba4
Diameter
142776530
Circumference
448545697.75304
Area
1.6010449567902E+16
Volume
1.5239442886967E+24
Surface area
6.4041798271608E+16
Circumference
448545697.75304
Perimeter
285553060
Area
5096284379710225
Diagonal
100958252.55728
Surface area
30577706278261350
Volume
3.6381489981411E+23
Space diagonal
123648102.04419
Perimeter
214164795
Area
2.2067558688694E+15
Altitude
61824051.022096
Surface area
2.2067558688694E+15
Volume
4.2875997125877E+22
Height
33652750.852428