640508743 is an odd 9-digits composite number following 640508742
and preceding 640508744 . In scientific notation, it is written as 6.40508743 × 10^8.
The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors.
There are 543966192 positive integers (up to 640508743) that are relatively prime to 640508743.
640508743 has 12 divisors, whose sum is 751923480
The reverse of 640508743 is 347805046
Previous prime number is 109
Is Prime? no Number parity odd Number length 9 Sum of Digits 37 Digital Root 1
Name
six hundred forty million five hundred eight thousand seven hundred forty-three
Scientific notation
6.40508743 × 10^8
Engineering notation
6.40508743 × 10^6
Prime Factorization
7 × 7 × 109 × 119923
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
91501249 Product of the distinct prime numbers
The prime factorization of 640508743 is 7 × 7 × 109 × 119923.
Since it has a total of 4 prime factors.
8 , 10 , 11 , 71 , 612 , 835 , 3907 , 6762 , 79783 , 88890 , 878507 , 388546 , 7505273 , 6903988 , 46639755 , 42557597 , 460363055 , 664866409 , 9968016499 , 7579706154
n×2
1281017486
n×3
1921526229
n×4
2562034972
n×5
3202543715
n÷2
320254371.5
n÷3
213502914.33333
n÷3
160127185.75
n÷5
128101748.6
n2
410251449859440049
n3
2.627696404634E+26
n4
1.6830625211177E+35
n5
1.0780162597915E+44
2 √n25308.274200348
3 √n862.00216002818
4 √n159.08574480559
5 √n57.717167863979
1 , 7 , 49 , 109 , 763 , 5341 , 119923 , 839461 , 5876227 , 13071607 , 91501249 , 640508743
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-640508742 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 640508743 can be divided by 12 positive divisors.
The sum of these divisors (counting 640508743) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100110001011010110001101000111
3
Ternary
1122122020012211001
4
Quaternary
212023112031013
5
Quinary
2302432234433
6
Senary
143320154131
8
Octal
4613261507
10
Decimal
640508743
12
Duodecimal
15a608947
16
Hexadecimal
262d6347
20
Vigesimal
a033bh3
36
Base36
alcbpj
md5
83c1915020739b750642149cb2264b32
sha1
e818755259c03c8b18d55f18b61af145a88ab928
sha256
ef2904f08063b96cf75deb3e04f761629d7e8833da67b6745a55d28f453215d7
sha512
09f1cb60f953d750f9783de7f78525fc3350ab13d79336a9a973adfba45a00bd38b8a3531b73d96c0e4b61f434e7aa122c5899e78c1142e0a6731fbc78d51b04
ripemd-160
221607bf4f42f13c18c37d46789cf12e1bc0a708
Diameter
1281017486
Circumference
4024435123.1377
Area
1.288842941003E+18
Volume
1.1006868960883E+27
Surface area
5.1553717640119E+18
Circumference
4024435123.1377
Perimeter
2562034972
Area
410251449859440049
Diagonal
905816151.16914
Surface area
2461508699156640294
Volume
2.627696404634E+26
Space diagonal
1109393685.5681
Perimeter
1921526229
Area
1.7764408875884E+17
Altitude
554696842.78404
Surface area
1.7764408875884E+17
Volume
3.096769911027E+25
Height
301938717.05638