640996835 is an odd 9-digits composite number following 640996834
and preceding 640996836 . In scientific notation, it is written as 6.40996835 × 10^8.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 512797464 positive integers (up to 640996835) that are relatively prime to 640996835.
640996835 has 4 divisors, whose sum is 769196208
The reverse of 640996835 is 538699046
Previous prime number is 5
Is Prime? no Number parity odd Number length 9 Sum of Digits 50 Digital Root 5
Name
six hundred forty million nine hundred ninety-six thousand eight hundred thirty-five
Scientific notation
6.40996835 × 10^8
Engineering notation
6.40996835 × 10^6
Prime Factorization
5 × 128199367
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
640996835 Product of the distinct prime numbers
The prime factorization of 640996835 is 5 × 128199367.
Since it has a total of 2 prime factors.
1 , 8 , 82 , 50 , 442 , 939 , 8600 , 610 , 96199 , 78231 , 526676 , 439538 , 5181769 , 7804182 , 1802991 , 33051479 , 693969447 , 742549151 , 8663795463 , 5314853818
n×2
1281993670
n×3
1922990505
n×4
2563987340
n×5
3204984175
n÷2
320498417.5
n÷3
213665611.66667
n÷3
160249208.75
n÷5
128199367
n2
410876942480017225
n3
2.6337081970417E+26
n4
1.6881986186173E+35
n5
1.082129971385E+44
2 √n25317.915297275
3 √n862.2210638999
4 √n159.11604349428
5 √n57.725961718893
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
-640996834 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 640996835 can be divided by 4 positive divisors.
The sum of these divisors (counting 640996835) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110001101001101010111100011
3
Ternary
1122200011000100112
4
Quaternary
212031031113203
5
Quinary
2303043344320
6
Senary
143334441535
8
Octal
4615152743
10
Decimal
640996835
12
Duodecimal
15a8032ab
16
Hexadecimal
2634d5e3
20
Vigesimal
a064c1f
36
Base36
almsbn
md5
c020e1e6bab9841666399404a32516ee
sha1
e3462a58ee7b21e812050ea17a7f554d19c043b6
sha256
9198279e932885c9ee9cf4300f0a9b34862bd35caac5f49e1d18c17b7e0d60f0
sha512
d4788e710635a468036a1ff573d939104654864af3ffbc670e7ce0929987d6eaf399369bb8e77147e9be2196b88b7110331765561f305203c602d5619cd803fe
ripemd-160
bb9c5036359ebbf5ef35bfbc22d7cdec664de47d
Diameter
1281993670
Circumference
4027501895.6206
Area
1.2908079840247E+18
Volume
1.1032051098034E+27
Surface area
5.1632319360986E+18
Circumference
4027501895.6206
Perimeter
2563987340
Area
410876942480017225
Diagonal
906506417.49523
Surface area
2465261654880103350
Volume
2.6337081970417E+26
Space diagonal
1110239085.7108
Perimeter
1922990505
Area
1.7791493500849E+17
Altitude
555119542.85542
Surface area
1.7791493500849E+17
Volume
3.1038548763246E+25
Height
302168805.83174