71290918 is an even 8-digits composite number following 71290917
and preceding 71290919 . In scientific notation, it is written as 7.1290918 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 35512680 positive integers (up to 71290918) that are relatively prime to 71290918.
71290918 has 8 divisors, whose sum is 107334720
The reverse of 71290918 is 81909217
Previous prime number is 269
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-one million two hundred ninety thousand nine hundred eighteen
Scientific notation
7.1290918 × 10^7
Engineering notation
7.1290918 × 10^6
Prime Factorization
2 × 269 × 132511
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71290918
Product of the distinct prime numbers
The prime factorization of 71290918 is 2 × 269 × 132511.
Since it has a total of 3 prime factors.
4 , 4 , 10 , 14 , 918 , 970 , 8179 , 8327 , 43588 , 14423 , 631048 , 166575 , 1003156 , 7627548 , 40123608 , 48955375 , 336700645 , 115217249 , 6116165986 , 7137218954
n×2
142581836
n×3
213872754
n×4
285163672
n×5
356454590
n÷2
35645459
n÷3
23763639.333333
n÷3
17822729.5
n÷5
14258183.6
n2
5082394989282724
n3
3.6232860442457E+23
n4
2.5830738827086E+31
n5
1.8414970836012E+39
2 √n
8443.3949333192
3 √n
414.64656219265
4 √n
91.88794770436
5 √n
37.205473963066
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
-71290917
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 71290918 can be divided by 8 positive divisors.
The sum of these divisors (counting 71290918) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001111111101000000100110
3
Ternary
11222010221202101
4
Quaternary
10033331000212
5
Quinary
121222302133
6
Senary
11024002314
8
Octal
417750046
10
Decimal
71290918
12
Duodecimal
1ba6039a
16
Hexadecimal
43fd026
20
Vigesimal
125b75i
36
Base36
16g0fa
md5
1393c63735d712454e2d9e0e3105ecff
sha1
7d441ae680513c074074507a271f44dad82e318a
sha256
6b12f3cbc44f490b761db8a89c136e00bd37cd0f0c2febe53ab32612d01760a7
sha512
d06a34c53066ebba073acaa5458c87758e457ef847775ecc5c89d5a09dd5ebe1fed92d66806164deb8d9adfa34a21221c7edb4a961fdcc0c0145b98e4e923d3f
ripemd-160
558ed523b13a8f9bbb9a1fa42ea45a1b1500a953
Diameter
142581836
Circumference
447934048.51294
Area
1.5966814760972E+16
Volume
1.5177185091275E+24
Surface area
6.3867259043889E+16
Circumference
447934048.51294
Perimeter
285163672
Area
5082394989282724
Diagonal
100820583.10963
Surface area
30494369935696344
Volume
3.6232860442457E+23
Space diagonal
123479492.09423
Perimeter
213872754
Area
2.2007415863928E+15
Altitude
61739746.047113
Surface area
2.2007415863928E+15
Volume
4.2700835534411E+22
Height
33606861.036543