628388615 is an odd 9-digits composite number following 628388614
and preceding 628388616 . In scientific notation, it is written as 6.28388615 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 476252352 positive integers (up to 628388615) that are relatively prime to 628388615.
628388615 has 8 divisors, whose sum is 793754160
The reverse of 628388615 is 516883826
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
six hundred twenty-eight million three hundred eighty-eight thousand six hundred fifteen
Scientific notation
6.28388615 × 10^8
Engineering notation
6.28388615 × 10^6
Prime Factorization
5 × 19 × 6614617
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
628388615
Product of the distinct prime numbers
The prime factorization of 628388615 is 5 × 19 × 6614617.
Since it has a total of 3 prime factors.
9 , 2 , 90 , 61 , 815 , 463 , 367 , 7488 , 79501 , 53859 , 43528 , 982993 , 9487932 , 3288523 , 39517239 , 33581269 , 665581292 , 435568162 , 9735340137 , 3862039505
n×2
1256777230
n×3
1885165845
n×4
2513554460
n×5
3141943075
n÷2
314194307.5
n÷3
209462871.66667
n÷3
157097153.75
n÷5
125677723
n2
394872251461618225
n3
2.481332271979E+26
n4
1.5592409497437E+35
n5
9.7980926086071E+43
2 √n
25067.680686494
3 √n
856.53037586803
4 √n
158.32776347341
5 √n
57.497063063833
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
-628388614
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 628388615 can be divided by 8 positive divisors.
The sum of these divisors (counting 628388615) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101011101000111001100000111
3
Ternary
1121210102110010102
4
Quaternary
211131013030013
5
Quinary
2241331413430
6
Senary
142204314315
8
Octal
4535071407
10
Decimal
628388615
12
Duodecimal
15654299b
16
Hexadecimal
25747307
20
Vigesimal
9g78baf
36
Base36
ae4jrb
md5
e11da045f51952b979496eb5ffbb0c04
sha1
d2da36cfbc6d6d587ae9610aab092df0c6705a98
sha256
540909b6a1a865656cca8df26dab1c8a25df38be30c22dee40ed02f01adf9e5e
sha512
9cac9fa5bfd2fcacaee3d7d8df0cf3d102f4f25526d5a7eef12ea3c9d94805a806364680b0b0258e8d81a462940099a7606d5f58bb8742744fc58d3490b44a66
ripemd-160
3034d59ed35e18336f0b41fa11c2c47bd91c0ab9
Diameter
1256777230
Circumference
3948282112.9669
Area
1.2405277642983E+18
Volume
1.0393780315686E+27
Surface area
4.9621110571931E+18
Circumference
3948282112.9669
Perimeter
2513554460
Area
394872251461618225
Diagonal
888675701.77385
Surface area
2369233508769709350
Volume
2.481332271979E+26
Space diagonal
1088401008.0778
Perimeter
1885165845
Area
1.7098470050766E+17
Altitude
544200504.03892
Surface area
1.7098470050766E+17
Volume
2.9242781264889E+25
Height
296225233.92462