649984 is an even 6-digits composite number following 649983
and preceding 649985 . In scientific notation, it is written as 6.49984 × 10^5.
The sum of its digits is 40. It has a total of 9 prime factors and 18 positive divisors.
There are 324864 positive integers (up to 649984) that are relatively prime to 649984.
649984 has 18 divisors, whose sum is 1297940
The reverse of 649984 is 489946
Previous prime number is 2
Is Prime? no
Number parity even
Number length 6
Sum of Digits 40
Digital Root 4
Name
six hundred forty-nine thousand nine hundred eighty-four
Scientific notation
6.49984 × 10^5
Engineering notation
6.49984 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2539
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
9
Total number of prime factors
rad
Radical
5078
Product of the distinct prime numbers
The prime factorization of 649984 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2539.
Since it has a total of 9 prime factors.
2 , 8 , 81 , 23 , 881 , 450 , 4528 , 6782 , 69498 , 94124 , 232216 , 367916 , 7926527 , 1179523 , 10807626 , 57591713 , 378784297 , 395767652 , 1231583427 , 4415555805
n×2
1299968
n×3
1949952
n×4
2599936
n×5
3249920
n÷2
324992
n÷3
216661.33333333
n÷3
162496
n÷5
129996.8
n2
422479200256
n3
274604720499195904
n4
1.7848867464895E+23
n5
1.1601478270302E+29
2 √n
806.21585199002
3 √n
86.623199767967
4 √n
28.393940409708
5 √n
14.540539925756
1 , 2 , 4 , 8 , 16 , 32 , 64 , 128 , 256 , 2539 , 5078 , 10156 , 20312 , 40624 , 81248 , 162496 , 324992 , 649984
18 divisors
τ
Total Divisors
18
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-649983
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.055555555555556
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
18
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 649984 can be divided by 18 positive divisors.
The sum of these divisors (counting 649984) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
10011110101100000000
3
Ternary
1020000121111
4
Quaternary
2132230000
5
Quinary
131244414
6
Senary
21533104
8
Octal
2365400
10
Decimal
649984
12
Duodecimal
274194
16
Hexadecimal
9eb00
20
Vigesimal
414j4
36
Base36
dxj4
md5
d6f11c9337122c4e31a3776d9c8ce605
sha1
b542f2169d5321acdcc57f2a30248770d2c98fe2
sha256
8132a98eb1d8a8013db84e057e68ef5c9637317efb40fd77813eaf2be02faac0
sha512
07617a1badf96cf5a406f1905358613159c081a8d09612c006228ece9e0b559f78968bf7515854758dff38782705cec6eb094a77c5138e9c03d9ba733f73abdf
ripemd-160
99adc0938e084d7b9acaa1d8034d3a412a414fe9
Diameter
1299968
Circumference
4083969.9187018
Area
1327257551818.7
Volume
1.1502615634151E+18
Surface area
5309030207275
Circumference
4083969.9187018
Perimeter
2599936
Area
422479200256
Diagonal
919216.18812551
Surface area
2534875201536
Volume
274604720499195904
Space diagonal
1125805.3121068
Perimeter
1949952
Area
182938859996.11
Altitude
562902.65605342
Surface area
182938859996.11
Volume
3.236247666847E+16
Height
306405.39604184