71220811 is an odd 8-digits composite number following 71220810
and preceding 71220812 . In scientific notation, it is written as 7.1220811 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 67669800 positive integers (up to 71220811) that are relatively prime to 71220811.
71220811 has 8 divisors, whose sum is 74813184
The reverse of 71220811 is 11802217
Previous prime number is 151
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
seventy-one million two hundred twenty thousand eight hundred eleven
Scientific notation
7.1220811 × 10^7
Engineering notation
7.1220811 × 10^6
Prime Factorization
23 × 151 × 20507
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71220811
Product of the distinct prime numbers
The prime factorization of 71220811 is 23 × 151 × 20507.
Since it has a total of 3 prime factors.
10 , 10 , 68 , 31 , 192 , 386 , 1692 , 6925 , 67856 , 19861 , 146931 , 495780 , 7672767 , 2914391 , 35297023 , 64068114 , 194396531 , 893868208 , 6755855714 , 6112939471
n×2
142441622
n×3
213662433
n×4
284883244
n×5
356104055
n÷2
35610405.5
n÷3
23740270.333333
n÷3
17805202.75
n÷5
14244162.2
n2
5072403919497721
n3
3.6126072086621E+23
n4
2.5729281522536E+31
n5
1.8324602964823E+39
2 √n
8439.2423238108
3 √n
414.51059741846
4 √n
91.865348874376
5 √n
37.198153561362
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
-71220810
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 71220811 can be divided by 8 positive divisors.
The sum of these divisors (counting 71220811) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001111101011111001001011
3
Ternary
11222000101120211
4
Quaternary
10033223321023
5
Quinary
121213031221
6
Senary
11022301551
8
Octal
417537113
10
Decimal
71220811
12
Duodecimal
1ba278b7
16
Hexadecimal
43ebe4b
20
Vigesimal
1252c0b
36
Base36
16eibv
md5
947d70d960fdf7a6ab094019afae6679
sha1
a08c5c9b80c00d1c3947a4281e1c16cc4721a68c
sha256
5a67b0dba85dc1511579ffea48b199f8ebfa3b251ebb0e82fceaa9dc95b36e79
sha512
beddd98979c8675d69342673f0e54c6ed787f7f95ab4df285d5ebb46be8ca13852b1af09aa51f88e633f8b0f8085c4b3add5d1cc113fdb4ec887188027200496
ripemd-160
fd9856631ed6654a450c53ba0b934b9ed735882a
Diameter
142441622
Circumference
447493553.24061
Area
1.5935426889534E+16
Volume
1.5132453689384E+24
Surface area
6.3741707558136E+16
Circumference
447493553.24061
Perimeter
284883244
Area
5072403919497721
Diagonal
100721436.83941
Surface area
30434423516986326
Volume
3.6126072086621E+23
Space diagonal
123358063.20826
Perimeter
213662433
Area
2.1964153262704E+15
Altitude
61679031.60413
Surface area
2.1964153262704E+15
Volume
4.2574984250139E+22
Height
33573812.279804