628431379 is an odd 9-digits composite number following 628431378
and preceding 628431380 . In scientific notation, it is written as 6.28431379 × 10^8.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 623534016 positive integers (up to 628431379) that are relatively prime to 628431379.
628431379 has 8 divisors, whose sum is 633346560
The reverse of 628431379 is 973134826
Previous prime number is 383
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
six hundred twenty-eight million four hundred thirty-one thousand three hundred seventy-nine
Scientific notation
6.28431379 × 10^8
Engineering notation
6.28431379 × 10^6
Prime Factorization
197 × 383 × 8329
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
628431379
Product of the distinct prime numbers
The prime factorization of 628431379 is 197 × 383 × 8329.
Since it has a total of 3 prime factors.
7 , 5 , 76 , 83 , 45 , 566 , 9609 , 1052 , 41544 , 30917 , 333610 , 989347 , 8521337 , 1410606 , 44683341 , 70464809 , 558373951 , 130285601 , 8782627884 , 2155645421
n×2
1256862758
n×3
1885294137
n×4
2513725516
n×5
3142156895
n÷2
314215689.5
n÷3
209477126.33333
n÷3
157107844.75
n÷5
125686275.8
n2
394925998111841641
n3
2.4818388959638E+26
n4
1.5596654398463E+35
n5
9.8014270314128E+43
2 √n
25068.533642796
3 √n
856.54980537033
4 √n
158.33045709148
5 √n
57.497845616991
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
-628431378
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 628431379 can be divided by 8 positive divisors.
The sum of these divisors (counting 628431379) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101011101010001101000010011
3
Ternary
1121210111121210021
4
Quaternary
211131101220103
5
Quinary
2241334301004
6
Senary
142205244311
8
Octal
4535215023
10
Decimal
628431379
12
Duodecimal
156563697
16
Hexadecimal
25751a13
20
Vigesimal
9g7di8j
36
Base36
ae5gr7
md5
dbaa3200f4d8c31208826c9a96ede184
sha1
95446ef4dae27dcd4e80102a7aabc5669dc8372e
sha256
ca67fa04015803de1aa0ca11be952f0b864ccc7e7decad8c9ddf2620ca1cd7ae
sha512
8ffc09093f8f6689ad4f3c5b281ce3547bc1dca36e206f710052fd980f7fa96826ef7cf866e7c9c6b5fc43b31c8e0dab877a9aa80638b09773f8809d2ea22904
ripemd-160
32836e46906c1256a05fc7614ad8a2b87fdbd8aa
Diameter
1256862758
Circumference
3948550807.1034
Area
1.2406966143798E+18
Volume
1.0395902457271E+27
Surface area
4.9627864575191E+18
Circumference
3948550807.1034
Perimeter
2513725516
Area
394925998111841641
Diagonal
888736179.20263
Surface area
2369555988671049846
Volume
2.4818388959638E+26
Space diagonal
1088475077.4986
Perimeter
1885294137
Area
1.7100797348989E+17
Altitude
544237538.74929
Surface area
1.7100797348989E+17
Volume
2.9248751885808E+25
Height
296245393.06754