72804918 is an even 8-digits composite number following 72804917
and preceding 72804919 . In scientific notation, it is written as 7.2804918 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 24268304 positive integers (up to 72804918) that are relatively prime to 72804918.
72804918 has 8 divisors, whose sum is 145609848
The reverse of 72804918 is 81940827
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-two million eight hundred four thousand nine hundred eighteen
Scientific notation
7.2804918 × 10^7
Engineering notation
7.2804918 × 10^6
Prime Factorization
2 × 3 × 12134153
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72804918
Product of the distinct prime numbers
The prime factorization of 72804918 is 2 × 3 × 12134153.
Since it has a total of 3 prime factors.
4 , 4 , 48 , 38 , 12 , 466 , 1097 , 9295 , 12402 , 67876 , 506330 , 477459 , 1918967 , 1460730 , 35681485 , 49620841 , 567404017 , 798415357 , 3266041944 , 9738163723
n×2
145609836
n×3
218414754
n×4
291219672
n×5
364024590
n÷2
36402459
n÷3
24268306
n÷3
18201229.5
n÷5
14560983.6
n2
5300556084986724
n3
3.8590655112186E+23
n4
2.809589481009E+31
n5
2.0455193177852E+39
2 √n
8532.5797974587
3 √n
417.56129808609
4 √n
92.371964347732
5 √n
37.362174408004
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
-72804917
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 72804918 can be divided by 8 positive divisors.
The sum of these divisors (counting 72804918) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101101110101000110110
3
Ternary
12001222212120110
4
Quaternary
10111232220312
5
Quinary
122114224133
6
Senary
11120243450
8
Octal
425565066
10
Decimal
72804918
12
Duodecimal
20470586
16
Hexadecimal
456ea36
20
Vigesimal
12f0c5i
36
Base36
17cgmu
md5
0066ffce20326642a216f485d09d04a0
sha1
d48c0895e0647e6a7967b76b77af39875318cfbe
sha256
1c81aa640e8be514f1bebd03fabe65631f0cb5c3445072c7c931ee4afef2e940
sha512
e97038d98569bf925c246735f4be3578739313993e818b65adcf7ea904312054cc6e9baccb7ccce6f975812ecd518e45686d38b890a5293bdf35e8442d677c31
ripemd-160
8005854b6708637ad893c6e89ce831971f6c1854
Diameter
145609836
Circumference
457446791.06801
Area
1.6652188056535E+16
Volume
1.6164815813021E+24
Surface area
6.660875222614E+16
Circumference
457446791.06801
Perimeter
291219672
Area
5300556084986724
Diagonal
102961702.44306
Surface area
31803336509920344
Volume
3.8590655112186E+23
Space diagonal
126101817.01689
Perimeter
218414754
Area
2.2952081118913E+15
Altitude
63050908.508443
Surface area
2.2952081118913E+15
Volume
4.547952320043E+22
Height
34320567.48102