72804904 is an even 8-digits composite number following 72804903
and preceding 72804905 . In scientific notation, it is written as 7.2804904 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 8 positive divisors.
There are 36402448 positive integers (up to 72804904) that are relatively prime to 72804904.
72804904 has 8 divisors, whose sum is 136509210
The reverse of 72804904 is 40940827
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-two million eight hundred four thousand nine hundred four
Scientific notation
7.2804904 × 10^7
Engineering notation
7.2804904 × 10^6
Prime Factorization
2 × 2 × 2 × 9100613
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18201226
Product of the distinct prime numbers
The prime factorization of 72804904 is 2 × 2 × 2 × 9100613.
Since it has a total of 4 prime factors.
4 , 1 , 75 , 38 , 788 , 292 , 2375 , 9887 , 2680 , 33523 , 734986 , 767800 , 7188446 , 3121098 , 92110303 , 60817853 , 77239141 , 195366727 , 6161292609 , 3336514814
n×2
145609808
n×3
218414712
n×4
291219616
n×5
364024520
n÷2
36402452
n÷3
24268301.333333
n÷3
18201226
n÷5
14560980.8
n2
5300554046449216
n3
3.8590632849855E+23
n4
2.8095873199329E+31
n5
2.0455173510733E+39
2 √n
8532.5789770737
3 √n
417.56127132115
4 √n
92.371959907072
5 √n
37.362172971095
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
-72804903
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 72804904 can be divided by 8 positive divisors.
The sum of these divisors (counting 72804904) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101101110101000101000
3
Ternary
12001222212112221
4
Quaternary
10111232220220
5
Quinary
122114224104
6
Senary
11120243424
8
Octal
425565050
10
Decimal
72804904
12
Duodecimal
20470574
16
Hexadecimal
456ea28
20
Vigesimal
12f0c54
36
Base36
17cgmg
md5
d5d19c16fc21dea650ba52c6d1d72398
sha1
7141135cdfc59b8c845acc603fe1e4b13ac175bc
sha256
6e1fafbc22dd19de911c8f7e53eab6203b71fe4e08162e03aa9f3f483461fe73
sha512
5a75533b48f0427c98cad4f2002d808feb9d8ae1b9bb5c6fe516e65cf4c446c2f9b50847267e24a563b8b0654bdca3f87346ea97cd8c5b02683e6a4986f2e682
ripemd-160
fe47ffcd95c1401a3a660b9867ab9b1ccf85aafa
Diameter
145609808
Circumference
457446703.10342
Area
1.6652181652281E+16
Volume
1.6164806487798E+24
Surface area
6.6608726609122E+16
Circumference
457446703.10342
Perimeter
291219616
Area
5300554046449216
Diagonal
102961682.64407
Surface area
31803324278695296
Volume
3.8590632849855E+23
Space diagonal
126101792.76817
Perimeter
218414712
Area
2.2952072291787E+15
Altitude
63050896.384087
Surface area
2.2952072291787E+15
Volume
4.5479496964021E+22
Height
34320560.881357