71280445 is an odd 8-digits composite number following 71280444
and preceding 71280446 . In scientific notation, it is written as 7.1280445 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 57024352 positive integers (up to 71280445) that are relatively prime to 71280445.
71280445 has 4 divisors, whose sum is 85536540
The reverse of 71280445 is 54408217
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-one million two hundred eighty thousand four hundred forty-five
Scientific notation
7.1280445 × 10^7
Engineering notation
7.1280445 × 10^6
Prime Factorization
5 × 14256089
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71280445
Product of the distinct prime numbers
The prime factorization of 71280445 is 5 × 14256089.
Since it has a total of 2 prime factors.
4 , 5 , 56 , 45 , 215 , 635 , 8109 , 857 , 25777 , 15683 , 161457 , 228580 , 4210772 , 8723946 , 52432518 , 73348040 , 571413492 , 727275946 , 1367473397 , 8704381304
n×2
142560890
n×3
213841335
n×4
285121780
n×5
356402225
n÷2
35640222.5
n÷3
23760148.333333
n÷3
17820111.25
n÷5
14256089
n2
5080901839398025
n3
3.6216894411361E+23
n4
2.5815563501598E+31
n5
1.8401448543197E+39
2 √n
8442.7747216185
3 √n
414.6262566323
4 √n
91.884572816216
5 √n
37.204380763992
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
-71280444
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 71280445 can be divided by 4 positive divisors.
The sum of these divisors (counting 71280445) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001111111010011100111101
3
Ternary
11222010102101111
4
Quaternary
10033322130331
5
Quinary
121221433240
6
Senary
11023442021
8
Octal
417723475
10
Decimal
71280445
12
Duodecimal
1ba56311
16
Hexadecimal
43fa73d
20
Vigesimal
125a125
36
Base36
16fscd
md5
cd0d47c4cc7fcfc49d7a1874736a3e54
sha1
9aa5d6a8554b86ee4cbff52ad994f8c5df882c28
sha256
659f30a70124efa86f0ce348be945f023354654f2c7f3f27426fc1c12e27ced0
sha512
02cd8d58025c1b8f15f849c1a4720ef485d9922e1799b495ace81afc7b4849fea29bdd626695c0589cfc18e422dba45391e444cd922107c1c5c6c16b8acc2842
ripemd-160
b969b421d0508d2a0d3fdd842b27cfbb9ccfbdf7
Diameter
142560890
Circumference
447868244.71322
Area
1.5962123892264E+16
Volume
1.5170497255809E+24
Surface area
6.3848495569055E+16
Circumference
447868244.71322
Perimeter
285121780
Area
5080901839398025
Diagonal
100805772.05099
Surface area
30485411036388150
Volume
3.6216894411361E+23
Space diagonal
123461352.32612
Perimeter
213841335
Area
2.2000950335269E+15
Altitude
61730676.163059
Surface area
2.2000950335269E+15
Volume
4.2682019386318E+22
Height
33601924.016996