71298087 is an odd 8-digits composite number following 71298086
and preceding 71298088 . In scientific notation, it is written as 7.1298087 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 40741680 positive integers (up to 71298087) that are relatively prime to 71298087.
71298087 has 8 divisors, whose sum is 85363872
The reverse of 71298087 is 78089217
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-one million two hundred ninety-eight thousand eighty-seven
Scientific notation
7.1298087 × 10^7
Engineering notation
7.1298087 × 10^6
Prime Factorization
21 × 7 × 485021
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71298087
Product of the distinct prime numbers
The prime factorization of 71298087 is 21 × 7 × 485021.
Since it has a total of 3 prime factors.
6 , 6 , 40 , 5 , 547 , 217 , 8788 , 4196 , 48354 , 99222 , 50016 , 289058 , 760287 , 6466319 , 79415105 , 97026002 , 76145064 , 442103551 , 4824701736 , 1851523074
n×2
142596174
n×3
213894261
n×4
285192348
n×5
356490435
n÷2
35649043.5
n÷3
23766029
n÷3
17824521.75
n÷5
14259617.4
n2
5083417209859569
n3
3.6243792248586E+23
n4
2.5841130529496E+31
n5
1.8424231726704E+39
2 √n
8443.8194556729
3 √n
414.66046065102
4 √n
91.890257675517
5 √n
37.206222207926
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
-71298086
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 71298087 can be divided by 8 positive divisors.
The sum of these divisors (counting 71298087) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001111111110110000100111
3
Ternary
11222011022120220
4
Quaternary
10033332300213
5
Quinary
121223014322
6
Senary
11024055423
8
Octal
417766047
10
Decimal
71298087
12
Duodecimal
1ba64573
16
Hexadecimal
43fec27
20
Vigesimal
125c547
36
Base36
16g5yf
md5
ea50cefc55a2abc55cc54a0b3bb057f0
sha1
c1ac5aac7519fdceafb9662fdc507be8fcb313e6
sha256
df07a6af56a205d2ddc54a22b6f2c63f4c7f1d40f9e141245e2ac71a87ffd628
sha512
59e5e6e447df2522cddf22eaec1ea23546aa810e9f27622b055b07bacfb906f9fca4631cc6dd9c0e790f9dc2fa139e9ac967bd21f8842da930fa65d175bd37a9
ripemd-160
4cba4ae700cec2b90a511192603e76ddb5e72c27
Diameter
142596174
Circumference
447979092.66841
Area
1.5970026161627E+16
Volume
1.5181764195519E+24
Surface area
6.3880104646507E+16
Circumference
447979092.66841
Perimeter
285192348
Area
5083417209859569
Diagonal
100830721.60666
Surface area
30500503259157414
Volume
3.6243792248586E+23
Space diagonal
123491909.16647
Perimeter
213894261
Area
2.2011842208867E+15
Altitude
61745954.583233
Surface area
2.2011842208867E+15
Volume
4.2713718791487E+22
Height
33610240.535552