71388977 is an odd 8-digits composite number following 71388976
and preceding 71388978 . In scientific notation, it is written as 7.1388977 × 10^7.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 64769760 positive integers (up to 71388977) that are relatively prime to 71388977.
71388977 has 8 divisors, whose sum is 78034080
The reverse of 71388977 is 77988317
Previous prime number is 523
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
seventy-one million three hundred eighty-eight thousand nine hundred seventy-seven
Scientific notation
7.1388977 × 10^7
Engineering notation
7.1388977 × 10^6
Prime Factorization
11 × 523 × 12409
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71388977
Product of the distinct prime numbers
The prime factorization of 71388977 is 11 × 523 × 12409.
Since it has a total of 3 prime factors.
2 , 8 , 57 , 6 , 229 , 579 , 6921 , 9998 , 62847 , 3771 , 41258 , 512846 , 164640 , 1507154 , 51551034 , 91691637 , 285846420 , 892178694 , 162048445 , 676661107
n×2
142777954
n×3
214166931
n×4
285555908
n×5
356944885
n÷2
35694488.5
n÷3
23796325.666667
n÷3
17847244.25
n÷5
14277795.4
n2
5096386037106529
n3
3.6382578558612E+23
n4
2.5973150639214E+31
n5
1.8541966536004E+39
2 √n
8449.199784595
3 √n
414.83658732909
4 √n
91.919528853204
5 √n
37.215703389339
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
-71388976
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 71388977 can be divided by 8 positive divisors.
The sum of these divisors (counting 71388977) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010100111100110001
3
Ternary
11222022221021012
4
Quaternary
10100110330301
5
Quinary
121233421402
6
Senary
11030040305
8
Octal
420247461
10
Decimal
71388977
12
Duodecimal
1baa9095
16
Hexadecimal
4414f31
20
Vigesimal
1263c8h
36
Base36
16i435
md5
4a52d42a3d8c5d31aa4d1df8b0528913
sha1
46f5d120fd8924cbe5b27b4aaa03115f6e1b7fd0
sha256
19bd0e20005b26772e896d79d08eec907a247e009ae12252f6d741ae47354015
sha512
50bdbc6318953bc44b3a4735557e7ec0965d06c7b40e021484a4779029c53265e4dcca359b19ea171f319eecd38b8ead7a69a7be62894f6f0edda3e2e37c46a1
ripemd-160
a95f17902a59e66a1d90bd7dec458d3d23799622
Diameter
142777954
Circumference
448550171.38098
Area
1.6010768934031E+16
Volume
1.5239898869118E+24
Surface area
6.4043075736126E+16
Circumference
448550171.38098
Perimeter
285555908
Area
5096386037106529
Diagonal
100959259.47734
Surface area
30578316222639174
Volume
3.6382578558612E+23
Space diagonal
123649335.26437
Perimeter
214166931
Area
2.2067998878133E+15
Altitude
61824667.632183
Surface area
2.2067998878133E+15
Volume
4.2877280026411E+22
Height
33653086.492447