640970 is an even 6-digits composite number following 640969
and preceding 640971 . In scientific notation, it is written as 6.40970 × 10^5.
The sum of its digits is 26. It has a total of 4 prime factors and 16 positive divisors.
There are 233040 positive integers (up to 640970) that are relatively prime to 640970.
640970 has 16 divisors, whose sum is 1258848
The reverse of 640970 is 079046
Previous prime number is 11
Is Prime? no
Number parity even
Number length 6
Sum of Digits 26
Digital Root 8
Name
six hundred forty thousand nine hundred seventy
Scientific notation
6.40970 × 10^5
Engineering notation
6.40970 × 10^3
Prime Factorization
2 × 5 × 11 × 5827
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
640970
Product of the distinct prime numbers
The prime factorization of 640970 is 2 × 5 × 11 × 5827.
Since it has a total of 4 prime factors.
1 , 1 , 52 , 54 , 290 , 519 , 1932 , 7263 , 86432 , 70323 , 445351 , 592308 , 8195788 , 9583079 , 11586090 , 92703758 , 894258060 , 569145082 , 6817532573 , 988864399
n×2
1281940
n×3
1922910
n×4
2563880
n×5
3204850
n÷2
320485
n÷3
213656.66666667
n÷3
160242.5
n÷5
128194
n2
410842540900
n3
263337743440673000
n4
1.6879159341317E+23
n5
1.0819034763004E+29
2 √n
800.606020462
3 √n
86.220903158613
4 √n
28.294982248837
5 √n
14.499984588836
1 , 2 , 5 , 10 , 11 , 22 , 55 , 110 , 5827 , 11654 , 29135 , 58270 , 64097 , 128194 , 320485 , 640970
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
-640969
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 640970 can be divided by 16 positive divisors.
The sum of these divisors (counting 640970) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10011100011111001010
3
Ternary
1012120020122
4
Quaternary
2130133022
5
Quinary
131002340
6
Senary
21423242
8
Octal
2343712
10
Decimal
640970
12
Duodecimal
26ab22
16
Hexadecimal
9c7ca
20
Vigesimal
4028a
36
Base36
dqkq
md5
0216642d22e2452daa56b3cf485b9991
sha1
b964457f3e6151b279d783ff4cb25082ef2fbc67
sha256
c208f5733f336cec1dd1c7c77d06584b8f8ba89e77f0b66a00e4f5e1817d1662
sha512
445548c200f0a15599867fd48f8c7af317a9fa28697232cdac5cd9978381a33da1b4ff6414c5b5be76651b4985ce78105b1871780bacfe9b1197f4cfd4d97704
ripemd-160
c0bb1e57bf4b81e1c8365b370710d7696b0ecdb2
Diameter
1281940
Circumference
4027333.2863429
Area
1290699908273.6
Volume
1.1030665602748E+18
Surface area
5162799633094.4
Circumference
4027333.2863429
Perimeter
2563880
Area
410842540900
Diagonal
906468.46707428
Surface area
2465055245400
Volume
263337743440673000
Space diagonal
1110192.6061274
Perimeter
1922910
Area
177900038687.37
Altitude
555096.30306371
Surface area
177900038687.37
Volume
3.1034650688211E+16
Height
302156.15569143