640097902 is an even 9-digits composite number following 640097901
and preceding 640097903 . In scientific notation, it is written as 6.40097902 × 10^8.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 320048950 positive integers (up to 640097902) that are relatively prime to 640097902.
640097902 has 4 divisors, whose sum is 960146856
The reverse of 640097902 is 209790046
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
six hundred forty million ninety-seven thousand nine hundred two
Scientific notation
6.40097902 × 10^8
Engineering notation
6.40097902 × 10^6
Prime Factorization
2 × 320048951
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
640097902
Product of the distinct prime numbers
The prime factorization of 640097902 is 2 × 320048951.
Since it has a total of 2 prime factors.
9 , 7 , 21 , 46 , 324 , 832 , 3122 , 5367 , 21622 , 65856 , 892866 , 660982 , 4407153 , 7811765 , 84263802 , 32589034 , 412147313 , 700697405 , 5700073426 , 1691837284
n×2
1280195804
n×3
1920293706
n×4
2560391608
n×5
3200489510
n÷2
320048951
n÷3
213365967.33333
n÷3
160024475.5
n÷5
128019580.4
n2
409725324144801604
n3
2.6226432038136E+26
n4
1.6787484124556E+35
n5
1.0745633367987E+44
2 √n
25300.156165526
3 √n
861.81781616084
4 √n
159.06022810724
5 √n
57.709761668345
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-640097901
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 640097902 can be divided by 4 positive divisors.
The sum of these divisors (counting 640097902) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110001001110001111001101110
3
Ternary
1122121110100020201
4
Quaternary
212021301321232
5
Quinary
2302331113102
6
Senary
143303304114
8
Octal
4611617156
10
Decimal
640097902
12
Duodecimal
15a44b03a
16
Hexadecimal
26271e6e
20
Vigesimal
a00c4f2
36
Base36
al3ipa
md5
28d408dd7be82a6d7c49b35c623a06fc
sha1
432a59250faece2f4401281709793adab9318683
sha256
b1eb3bc3236e61a705ae66991192af405e4bf25b1a207e35393fd8505ee0b964
sha512
935553cc8681e1f6a6cd50f992abc7d0ec3445efc81de19854b49506e1daf3a3b99c38d90aebc370987ff35921e1db1294e4f6039c00b06c57f46e74e7ba39e0
ripemd-160
d9acbae0368e248ec9c412321fb74df6c33eae2b
Diameter
1280195804
Circumference
4021853733.0029
Area
1.287190068323E+18
Volume
1.0985702162784E+27
Surface area
5.148760273292E+18
Circumference
4021853733.0029
Perimeter
2560391608
Area
409725324144801604
Diagonal
905235134.25496
Surface area
2458351944868809624
Volume
2.6226432038136E+26
Space diagonal
1108682088.0822
Perimeter
1920293706
Area
1.7741626964161E+17
Altitude
554341044.04112
Surface area
1.7741626964161E+17
Volume
3.090814656749E+25
Height
301745044.75165