728778840 is an even 9-digits composite number following 728778839
and preceding 728778841 . In scientific notation, it is written as 7.28778840 × 10^8.
The sum of its digits is 51. It has a total of 5 prime factors and 16 positive divisors.
There are 194340992 positive integers (up to 728778840) that are relatively prime to 728778840.
728778840 has 16 divisors, whose sum is 1457557920
The reverse of 728778840 is 048877827
Previous prime number is 15
Is Prime? no
Number parity even
Number length 9
Sum of Digits 51
Digital Root 6
Name
seven hundred twenty-eight million seven hundred seventy-eight thousand eight hundred forty
Scientific notation
7.28778840 × 10^8
Engineering notation
7.28778840 × 10^6
Prime Factorization
2 × 2 × 2 × 15 × 6073157
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
182194710
Product of the distinct prime numbers
The prime factorization of 728778840 is 2 × 2 × 2 × 15 × 6073157.
Since it has a total of 5 prime factors.
10 , 6 , 69 , 72 , 902 , 971 , 8292 , 2660 , 49682 , 85529 , 424520 , 248899 , 5980060 , 4975805 , 68776813 , 4543497 , 644485609 , 417752106 , 2209483373 , 1165660239
n×2
1457557680
n×3
2186336520
n×4
2915115360
n×5
3643894200
n÷2
364389420
n÷3
242926280
n÷3
182194710
n÷5
145755768
n2
531118597631745600
n3
3.8706799548449E+26
n4
2.8208696475031E+35
n5
2.0557901094985E+44
2 √n
26995.904133776
3 √n
899.90897844916
4 √n
164.30430345483
5 √n
59.226920333479
1 , 2 , 4 , 8 , 15 , 30 , 60 , 120 , 6073157 , 12146314 , 24292628 , 48585256 , 91097355 , 182194710 , 364389420 , 728778840
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-728778839
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 728778840 can be divided by 16 positive divisors.
The sum of these divisors (counting 728778840) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101011011100000100100001011000
3
Ternary
1212210022210121220
4
Quaternary
223130010201120
5
Quinary
2443031410330
6
Senary
200152132040
8
Octal
5334044130
10
Decimal
728778840
12
Duodecimal
184097020
16
Hexadecimal
2b704858
20
Vigesimal
b7eh720
36
Base36
c1w9co
md5
7881e9edf915afccb485eea536af0551
sha1
e35a24a457680b09cd33ee28698c39ca5d9282ea
sha256
1fcc9fefb43b08fe2d4a5967b5392af4a6e0bcd08e6275894d8659e5103bc2fa
sha512
fe291787491fa0e10bf83ab48a37af5cd50ee7e4ac159be7a9bd6a961e80145d3f8a389bc7b20b0e69228df57b5c1add66b79ae8ed124e6d7ab25cd5f532e179
ripemd-160
dc5f1736314f4e3cef8acbb460080d2c2ae8cfc9
Diameter
1457557680
Circumference
4579052499.6714
Area
1.6685582845048E+18
Volume
1.6213466280717E+27
Surface area
6.6742331380192E+18
Circumference
4579052499.6714
Perimeter
2915115360
Area
531118597631745600
Diagonal
1030648919.4985
Surface area
3186711585790473600
Volume
3.8706799548449E+26
Space diagonal
1262281978.3611
Perimeter
2186336520
Area
2.2998109898573E+17
Altitude
631140989.18055
Surface area
2.2998109898573E+17
Volume
4.5616400731228E+25
Height
343549639.83284