72285891 is an odd 8-digits composite number following 72285890
and preceding 72285892 . In scientific notation, it is written as 7.2285891 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 48168960 positive integers (up to 72285891) that are relatively prime to 72285891.
72285891 has 8 divisors, whose sum is 96424464
The reverse of 72285891 is 19858227
Previous prime number is 3137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-two million two hundred eighty-five thousand eight hundred ninety-one
Scientific notation
7.2285891 × 10^7
Engineering notation
7.2285891 × 10^6
Prime Factorization
3 × 3137 × 7681
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72285891
Product of the distinct prime numbers
The prime factorization of 72285891 is 3 × 3137 × 7681.
Since it has a total of 3 prime factors.
2 , 10 , 15 , 49 , 248 , 699 , 3081 , 75 , 84070 , 98490 , 353388 , 303159 , 8099650 , 213817 , 51296354 , 16508810 , 374531592 , 933227217 , 552204781 , 2424901890
n×2
144571782
n×3
216857673
n×4
289143564
n×5
361429455
n÷2
36142945.5
n÷3
24095297
n÷3
18071472.75
n÷5
14457178.2
n2
5225250037663881
n3
3.7771185467032E+23
n4
2.7303237956106E+31
n5
1.9736388828422E+39
2 √n
8502.1109731643
3 √n
416.56666449866
4 √n
92.206892221592
5 √n
37.30875078281
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
-72285890
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 72285891 can be divided by 8 positive divisors.
The sum of these divisors (counting 72285891) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011101111111011000011
3
Ternary
12001000111121020
4
Quaternary
10103233323003
5
Quinary
122001122031
6
Senary
11101200523
8
Octal
423577303
10
Decimal
72285891
12
Duodecimal
20260143
16
Hexadecimal
44efec3
20
Vigesimal
12bfeeb
36
Base36
171c5f
md5
4613e90417f483b42ed8ea2dbbc4576a
sha1
5760547be2d423f2cfd7daf98d70629fe218e61e
sha256
2573dab086322e6873ff91c6cc5bc30e7b2034bf90eaffb6b65441ad1056f88d
sha512
245eea21be51cbdfb2cc9bf5e39a7bcba5ac064d8450375dab131bb052dd42e59e311420a2f6e78782b0ee0ccecc6eddb34830d15626032c0607a2c183f8b35b
ripemd-160
c8a072e7c115bcbd3b018deaa9d83af69b3d98d8
Diameter
144571782
Circumference
454185648.24759
Area
1.6415607131495E+16
Volume
1.5821557170747E+24
Surface area
6.5662428525979E+16
Circumference
454185648.24759
Perimeter
289143564
Area
5225250037663881
Diagonal
102227687.42042
Surface area
31351500225983286
Volume
3.7771185467032E+23
Space diagonal
125202835.88239
Perimeter
216857673
Area
2.2625996368713E+15
Altitude
62601417.941193
Surface area
2.2625996368713E+15
Volume
4.4513768961988E+22
Height
34075895.806808