71380487 is an odd 8-digits composite number following 71380486
and preceding 71380488 . In scientific notation, it is written as 7.1380487 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 71352600 positive integers (up to 71380487) that are relatively prime to 71380487.
71380487 has 4 divisors, whose sum is 71408376
The reverse of 71380487 is 78408317
Previous prime number is 2851
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-one million three hundred eighty thousand four hundred eighty-seven
Scientific notation
7.1380487 × 10^7
Engineering notation
7.1380487 × 10^6
Prime Factorization
2851 × 25037
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71380487
Product of the distinct prime numbers
The prime factorization of 71380487 is 2851 × 25037.
Since it has a total of 2 prime factors.
4 , 10 , 7 , 68 , 43 , 992 , 2581 , 8024 , 73382 , 30423 , 506357 , 176683 , 412041 , 550578 , 5292918 , 5837686 , 242097978 , 366314937 , 9969353931 , 1379897564
n×2
142760974
n×3
214141461
n×4
285521948
n×5
356902435
n÷2
35690243.5
n÷3
23793495.666667
n÷3
17845121.75
n÷5
14276097.4
n2
5095173924357169
n3
3.6369599607032E+23
n4
2.5960797319449E+31
n5
1.8530943555706E+39
2 √n
8448.697355214
3 √n
414.82014173575
4 √n
91.916795827607
5 √n
37.214818164851
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71380486
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71380487 can be divided by 4 positive divisors.
The sum of these divisors (counting 71380487) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000010010111000000111
3
Ternary
11222022111121202
4
Quaternary
10100102320013
5
Quinary
121233133422
6
Senary
11025533115
8
Octal
420227007
10
Decimal
71380487
12
Duodecimal
1baa419b
16
Hexadecimal
4412e07
20
Vigesimal
1262b47
36
Base36
16hxjb
md5
d2e5c85322e2430c9008b222b31085db
sha1
db6a2d9f19c141d93c6958e449ed3e9e54c9d699
sha256
1468fd55e10109c9f299ec8a5b20a81a2f7e66c4eaf74acc74bd632494b62ee9
sha512
f9e732a422da3b8b6c59b61da347266dac2b0bbd8400e3c38bb2d1807a4db6e9960cccb539d6875a4d26df52025e0614204a45e7d67cde57c6f7b3ff7ec4ad1d
ripemd-160
cf30088201ad501603e432c93ed8464220d1556e
Diameter
142760974
Circumference
448496827.13772
Area
1.6006960969523E+16
Volume
1.5234462258594E+24
Surface area
6.4027843878091E+16
Circumference
448496827.13772
Perimeter
285521948
Area
5095173924357169
Diagonal
100947252.8042
Surface area
30571043546143014
Volume
3.6369599607032E+23
Space diagonal
123634630.15301
Perimeter
214141461
Area
2.2062750275967E+15
Altitude
61817315.076505
Surface area
2.2062750275967E+15
Volume
4.2861984185286E+22
Height
33649084.268065