71566961 is an odd 8-digits composite number following 71566960
and preceding 71566962 . In scientific notation, it is written as 7.1566961 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 68455332 positive integers (up to 71566961) that are relatively prime to 71566961.
71566961 has 4 divisors, whose sum is 74678592
The reverse of 71566961 is 16966517
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-one million five hundred sixty-six thousand nine hundred sixty-one
Scientific notation
7.1566961 × 10^7
Engineering notation
7.1566961 × 10^6
Prime Factorization
23 × 3111607
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71566961
Product of the distinct prime numbers
The prime factorization of 71566961 is 23 × 3111607.
Since it has a total of 2 prime factors.
6 , 4 , 76 , 76 , 742 , 856 , 1797 , 1023 , 20629 , 91707 , 862821 , 209379 , 5807999 , 5079933 , 35232839 , 75928895 , 261832194 , 585890017 , 4963955666 , 1557243433
n×2
143133922
n×3
214700883
n×4
286267844
n×5
357834805
n÷2
35783480.5
n÷3
23855653.666667
n÷3
17891740.25
n÷5
14313392.2
n2
5121829906775521
n3
3.6655380118684E+23
n4
2.623314159394E+31
n5
1.877426221361E+39
2 √n
8459.7258229803
3 √n
415.18105227282
4 √n
91.976767843735
5 √n
37.234241836653
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
-71566960
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 71566961 can be divided by 4 positive divisors.
The sum of these divisors (counting 71566961) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010001000000011001110001
3
Ternary
11222122222102012
4
Quaternary
10101000121301
5
Quinary
121310120321
6
Senary
11033532305
8
Octal
421003161
10
Decimal
71566961
12
Duodecimal
1bb74095
16
Hexadecimal
4440671
20
Vigesimal
1275h81
36
Base36
16lxf5
md5
1a5716f8cd0cfd1fea7f7613afface37
sha1
b026a3344b28ce96ba0542b785b1f611e386af18
sha256
c2524c3d548e8ea0a3774fcb96c7c463ae3cc72d8a3672f2fe73eb3aee26b3c9
sha512
27886d0a6408a50ae4f8ad16d3eda17a07595d5a243c8d5aa6c96bac1f62291f7b5d310c73c09ac29047dbe99f4de5b7ec484e3b05e77a6019181e65d354ff6b
ripemd-160
d82228c7dc46424944f9543654c8ae5322349da3
Diameter
143133922
Circumference
449668477.83469
Area
1.6090703208062E+16
Volume
1.5354169719386E+24
Surface area
6.436281283225E+16
Circumference
449668477.83469
Perimeter
286267844
Area
5121829906775521
Diagonal
101210966.86403
Surface area
30730979440653126
Volume
3.6655380118684E+23
Space diagonal
123957612.5953
Perimeter
214700883
Area
2.2178174065652E+15
Altitude
61978806.29765
Surface area
2.2178174065652E+15
Volume
4.3198779748153E+22
Height
33736988.954675