71085906 is an even 8-digits composite number following 71085905
and preceding 71085907 . In scientific notation, it is written as 7.1085906 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 23695296 positive integers (up to 71085906) that are relatively prime to 71085906.
71085906 has 12 divisors, whose sum is 154019502
The reverse of 71085906 is 60958017
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
seventy-one million eighty-five thousand nine hundred six
Scientific notation
7.1085906 × 10^7
Engineering notation
7.1085906 × 10^6
Prime Factorization
2 × 3 × 3 × 3949217
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
23695302
Product of the distinct prime numbers
The prime factorization of 71085906 is 2 × 3 × 3 × 3949217.
Since it has a total of 4 prime factors.
10 , 9 , 11 , 59 , 609 , 41 , 804 , 1117 , 90904 , 77288 , 971299 , 147274 , 6718865 , 7531671 , 71825144 , 22854385 , 586913421 , 517718387 , 6081613955 , 6583133579
n×2
142171812
n×3
213257718
n×4
284343624
n×5
355429530
n÷2
35542953
n÷3
23695302
n÷3
17771476.5
n÷5
14217181.2
n2
5053206031840836
n3
3.5921172897807E+23
n4
2.5534891200233E+31
n5
1.81517087558E+39
2 √n
8431.2458154178
3 √n
414.24871283827
4 √n
91.821815574611
5 √n
37.184050876139
1 , 2 , 3 , 6 , 9 , 18 , 3949217 , 7898434 , 11847651 , 23695302 , 35542953 , 71085906
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71085905
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71085906 can be divided by 12 positive divisors.
The sum of these divisors (counting 71085906) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100001111001010111101010010
3
Ternary
11221202112112100
4
Quaternary
10033022331102
5
Quinary
121144222111
6
Senary
11015341230
8
Octal
417127522
10
Decimal
71085906
12
Duodecimal
1b981816
16
Hexadecimal
43caf52
20
Vigesimal
1245ef6
36
Base36
16bm8i
md5
3a4141c721008ae856b4f65eb20541e5
sha1
0f577d4713c1af1345dbff6e8ec262431a7b7a8b
sha256
8e8f66d3dc88c3e98826f3b6898182683e8681e753dd098d8b2f654f4202c50c
sha512
a07c287ae85f3bd78d23ca28827d4c16cccab07ff0080f67e85c0b60d465084ac6fa7160bc6852c300453f791ba388a47d075a9ed7db29fc9174a22f1596378b
ripemd-160
4e19dcb8dfed16f53a5a68212873e087f3f5297e
Diameter
142171812
Circumference
446645920.12675
Area
1.5875114946707E+16
Volume
1.5046625717877E+24
Surface area
6.3500459786827E+16
Circumference
446645920.12675
Perimeter
284343624
Area
5053206031840836
Diagonal
100530652.35878
Surface area
30319236191045016
Volume
3.5921172897807E+23
Space diagonal
123124400.89407
Perimeter
213257718
Area
2.1881023970655E+15
Altitude
61562200.447033
Surface area
2.1881023970655E+15
Volume
4.2333508240356E+22
Height
33510217.452926