72804986 is an even 8-digits composite number following 72804985
and preceding 72804987 . In scientific notation, it is written as 7.2804986 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 36184348 positive integers (up to 72804986) that are relatively prime to 72804986.
72804986 has 8 divisors, whose sum is 109861920
The reverse of 72804986 is 68940827
Previous prime number is 167
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-two million eight hundred four thousand nine hundred eighty-six
Scientific notation
7.2804986 × 10^7
Engineering notation
7.2804986 × 10^6
Prime Factorization
2 × 167 × 217979
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72804986
Product of the distinct prime numbers
The prime factorization of 72804986 is 2 × 167 × 217979.
Since it has a total of 3 prime factors.
8 , 7 , 90 , 79 , 477 , 264 , 3639 , 9071 , 22841 , 2600 , 116690 , 386442 , 8952305 , 318398 , 54553573 , 83565069 , 439046890 , 399008686 , 8204724844 , 1701537223
n×2
145609972
n×3
218414958
n×4
291219944
n×5
364024930
n÷2
36402493
n÷3
24268328.666667
n÷3
18201246.5
n÷5
14560997.2
n2
5300565986460196
n3
3.8590763243631E+23
n4
2.8095999776819E+31
n5
2.0455288704073E+39
2 √n
8532.5837821846
3 √n
417.5614280872
4 √n
92.371985916644
5 √n
37.362181387277
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
-72804985
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 72804986 can be divided by 8 positive divisors.
The sum of these divisors (counting 72804986) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101101110101001111010
3
Ternary
12001222212122222
4
Quaternary
10111232221322
5
Quinary
122114224421
6
Senary
11120244042
8
Octal
425565172
10
Decimal
72804986
12
Duodecimal
20470622
16
Hexadecimal
456ea7a
20
Vigesimal
12f0c96
36
Base36
17cgoq
md5
193416b712130c54ff0735dfb4bad123
sha1
e001d23c798f59dd4450376f3a908c6bdfde6526
sha256
bda1aacc561651d3e806bdc59c9248b91f05bde92c1790c773347341fe1e1265
sha512
4c42b499cdc8d6d6db8b9a8bc152987ec2bf4c1602cbce7100f3d5a725b78506e13987d0b811286bab1cccaae3e5bde693f5927e300c855432465bb20c066a60
ripemd-160
39b129fdcba6560d9756965d7137b4e8614f02fd
Diameter
145609972
Circumference
457447218.32462
Area
1.6652219162931E+16
Volume
1.6164861107015E+24
Surface area
6.6608876651725E+16
Circumference
457447218.32462
Perimeter
291219944
Area
5300565986460196
Diagonal
102961798.60958
Surface area
31803395918761176
Volume
3.8590763243631E+23
Space diagonal
126101934.79634
Perimeter
218414958
Area
2.2952123993551E+15
Altitude
63050967.39817
Surface area
2.2952123993551E+15
Volume
4.547965063456E+22
Height
34320599.536528