71328821 is an odd 8-digits composite number following 71328820
and preceding 71328822 . In scientific notation, it is written as 7.1328821 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 67048128 positive integers (up to 71328821) that are relatively prime to 71328821.
71328821 has 8 divisors, whose sum is 75620160
The reverse of 71328821 is 12882317
Previous prime number is 967
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-one million three hundred twenty-eight thousand eight hundred twenty-one
Scientific notation
7.1328821 × 10^7
Engineering notation
7.1328821 × 10^6
Prime Factorization
17 × 967 × 4339
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71328821
Product of the distinct prime numbers
The prime factorization of 71328821 is 17 × 967 × 4339.
Since it has a total of 3 prime factors.
10 , 8 , 41 , 78 , 554 , 544 , 8081 , 2679 , 21495 , 1572 , 520729 , 733261 , 4438722 , 8135229 , 6125620 , 4445331 , 855044123 , 919103802 , 8159423867 , 3288033685
n×2
142657642
n×3
213986463
n×4
285315284
n×5
356644105
n÷2
35664410.5
n÷3
23776273.666667
n÷3
17832205.25
n÷5
14265764.2
n2
5087800705250041
n3
3.6290682578845E+23
n4
2.5885716016343E+31
n5
1.8463976041865E+39
2 √n
8445.6391706016
3 √n
414.7200337494
4 √n
91.90015870825
5 √n
37.209429303557
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
-71328820
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 71328821 can be divided by 8 positive divisors.
The sum of these divisors (counting 71328821) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000000110010000110101
3
Ternary
11222012212202012
4
Quaternary
10100012100311
5
Quinary
121230010241
6
Senary
11024454005
8
Octal
420062065
10
Decimal
71328821
12
Duodecimal
1ba7a305
16
Hexadecimal
4406435
20
Vigesimal
125g211
36
Base36
16gto5
md5
7e014e2ccb7a6b240f4af697624bf185
sha1
bfdf9c340a187435f112c529787952c811bec670
sha256
3a774debcb217955d5079d5a8a644d451b7a76e925f5e37e25ec30a09ad19dd9
sha512
79db428f6c522243ead0fd9f530d4afe91428ae6c4bd5f0f21ec8e8cfbbc0a03375df93530d0c0274b5ff1e2ea29bc8507647541b9a7efa9da6a2df330fd246d
ripemd-160
56784198fa993183793d7bcdd1a84f93c964031b
Diameter
142657642
Circumference
448172200.08564
Area
1.5983797318542E+16
Volume
1.5201405571128E+24
Surface area
6.393518927417E+16
Circumference
448172200.08564
Perimeter
285315284
Area
5087800705250041
Diagonal
100874186.04628
Surface area
30526804231500246
Volume
3.6290682578845E+23
Space diagonal
123545142.01599
Perimeter
213986463
Area
2.2030823300695E+15
Altitude
61772571.007993
Surface area
2.2030823300695E+15
Volume
4.276897957565E+22
Height
33624728.682094