72285871 is an odd 8-digits composite number following 72285870
and preceding 72285872 . In scientific notation, it is written as 7.2285871 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 61918008 positive integers (up to 72285871) that are relatively prime to 72285871.
72285871 has 8 divisors, whose sum is 82667520
The reverse of 72285871 is 17858227
Previous prime number is 2207
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-two million two hundred eighty-five thousand eight hundred seventy-one
Scientific notation
7.2285871 × 10^7
Engineering notation
7.2285871 × 10^6
Prime Factorization
7 × 2207 × 4679
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72285871
Product of the distinct prime numbers
The prime factorization of 72285871 is 7 × 2207 × 4679.
Since it has a total of 3 prime factors.
2 , 3 , 31 , 20 , 740 , 21 , 879 , 7337 , 60431 , 41052 , 523463 , 80275 , 7951376 , 1799487 , 17770661 , 20839808 , 957529728 , 658633611 , 1403234135 , 1509804911
n×2
144571742
n×3
216857613
n×4
289143484
n×5
361429355
n÷2
36142935.5
n÷3
24095290.333333
n÷3
18071467.75
n÷5
14457174.2
n2
5225247146228641
n3
3.777115411554E+23
n4
2.7303207739171E+31
n5
1.9736361525199E+39
2 √n
8502.1097969857
3 √n
416.56662608021
4 √n
92.20688584366
5 √n
37.308748718299
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
-72285870
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 72285871 can be divided by 8 positive divisors.
The sum of these divisors (counting 72285871) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011101111111010101111
3
Ternary
12001000111120111
4
Quaternary
10103233322233
5
Quinary
122001121441
6
Senary
11101200451
8
Octal
423577257
10
Decimal
72285871
12
Duodecimal
20260127
16
Hexadecimal
44efeaf
20
Vigesimal
12bfedb
36
Base36
171c4v
md5
6fccdba3b7fd66138755394ddb2286e9
sha1
48f71e15b66d8acc50bbabe7d0c2389290df7518
sha256
bf7969480283e683163547b828e701fdd5eb699e4294863149fefc791870b70a
sha512
883761794c9dc77aa8b2a670fed038b603388e1bb347cc1641ba3c6a1c77dc75082a53cc913327136bf37b62f9986658b90fb0b97bc148ab1e0e2f7687c54214
ripemd-160
420f3968f7bec0aa100c7d7a8de33a4c872ce588
Diameter
144571742
Circumference
454185522.58388
Area
1.6415598047783E+16
Volume
1.5821544038265E+24
Surface area
6.5662392191132E+16
Circumference
454185522.58388
Perimeter
289143484
Area
5225247146228641
Diagonal
102227659.13615
Surface area
31351482877371846
Volume
3.777115411554E+23
Space diagonal
125202801.24137
Perimeter
216857613
Area
2.2625983848431E+15
Altitude
62601400.620685
Surface area
2.2625983848431E+15
Volume
4.4513732013901E+22
Height
34075886.378717