628405989 is an odd 9-digits composite number following 628405988
and preceding 628405990 . In scientific notation, it is written as 6.28405989 × 10^8.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 418865520 positive integers (up to 628405989) that are relatively prime to 628405989.
628405989 has 8 divisors, whose sum is 838018272
The reverse of 628405989 is 989504826
Previous prime number is 7331
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 51
Digital Root 6
Name
six hundred twenty-eight million four hundred five thousand nine hundred eighty-nine
Scientific notation
6.28405989 × 10^8
Engineering notation
6.28405989 × 10^6
Prime Factorization
3 × 7331 × 28573
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
628405989
Product of the distinct prime numbers
The prime factorization of 628405989 is 3 × 7331 × 28573.
Since it has a total of 3 prime factors.
1 , 5 , 67 , 14 , 319 , 847 , 4189 , 3561 , 97672 , 13098 , 214559 , 939006 , 3725691 , 3968259 , 3283313 , 13182657 , 798477833 , 387351879 , 3943323434 , 6107026563
n×2
1256811978
n×3
1885217967
n×4
2513623956
n×5
3142029945
n÷2
314202994.5
n÷3
209468663
n÷3
157101497.25
n÷5
125681197.8
n2
394894087011068121
n3
2.4815380929844E+26
n4
1.5594133995631E+35
n5
9.7994471961227E+43
2 √n
25068.027225931
3 √n
856.53826972078
4 √n
158.32885784319
5 √n
57.497381001779
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
-628405988
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 628405989 can be divided by 8 positive divisors.
The sum of these divisors (counting 628405989) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101011101001011011011100101
3
Ternary
1121210110022221220
4
Quaternary
211131023123211
5
Quinary
2241332442424
6
Senary
142204530553
8
Octal
4535133345
10
Decimal
628405989
12
Duodecimal
156550a59
16
Hexadecimal
2574b6e5
20
Vigesimal
9g7aej9
36
Base36
ae4x5x
md5
82c2a44003dab09e52e46aec3ad74280
sha1
7c4b66e2ddf9c7abae7f335fa2cc93aed5960fc7
sha256
f600dd75af9ac136909e0ff12cc6e21c6d9ccb6c7f5aa4f78d09c330a0403de0
sha512
4fd150df1922d1089b0e7238024f1b501fa995d34e54f177c5dc870f246cfec26dd7c49f30160f8c0665fd4b0da28729aa027fae94d5821a03279b5eec564728
ripemd-160
253a77c4f21bb7ea33ab44223f2e8cd691b00fb2
Diameter
1256811978
Circumference
3948391277.0285
Area
1.2405963627E+18
Volume
1.0394642456697E+27
Surface area
4.9623854508001E+18
Circumference
3948391277.0285
Perimeter
2513623956
Area
394894087011068121
Diagonal
888700272.32028
Surface area
2369364522066408726
Volume
2.4815380929844E+26
Space diagonal
1088431100.7286
Perimeter
1885217967
Area
1.7099415557792E+17
Altitude
544215550.36428
Surface area
1.7099415557792E+17
Volume
2.92452068887E+25
Height
296233424.10676