1640809986 is an even 10-digits composite number following 1640809985
and preceding 1640809987 . In scientific notation, it is written as 1.640809986 × 10^9.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 546567344 positive integers (up to 1640809986) that are relatively prime to 1640809986.
1640809986 has 16 divisors, whose sum is 3283835904
The reverse of 1640809986 is 6899080461
Previous prime number is 1493
Is Prime? no
Number parity even
Number length 10
Sum of Digits 51
Digital Root 6
Name
one billion six hundred forty million eight hundred nine thousand nine hundred eighty-six
Scientific notation
1.640809986 × 10^9
Engineering notation
1.640809986 × 10^9
Prime Factorization
2 × 3 × 1493 × 183167
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1640809986
Product of the distinct prime numbers
The prime factorization of 1640809986 is 2 × 3 × 1493 × 183167.
Since it has a total of 4 prime factors.
8 , 8 , 55 , 81 , 501 , 989 , 2695 , 32 , 14949 , 43801 , 994081 , 148922 , 3800543 , 552287 , 65950886 , 91652005 , 825023549 , 486027298 , 4169160917 , 9311110701
n×2
3281619972
n×3
4922429958
n×4
6563239944
n×5
8204049930
n÷2
820404993
n÷3
546936662
n÷3
410202496.5
n÷5
328161997.2
n2
2692257410157320196
n3
4.4174828434686E+27
n4
7.248249962547E+36
n5
1.1893000919571E+46
2 √n
40506.912817444
3 √n
1179.467821405
4 √n
201.26329227518
5 √n
69.664521443942
1 , 2 , 3 , 6 , 1493 , 2986 , 4479 , 8958 , 183167 , 366334 , 549501 , 1099002 , 273468331 , 546936662 , 820404993 , 1640809986
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
-1640809985
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 1640809986 can be divided by 16 positive divisors.
The sum of these divisors (counting 1640809986) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100001110011001100011000000010
3
Ternary
11020100110210011020
4
Quaternary
1201303030120002
5
Quinary
11330021404421
6
Senary
430452130310
8
Octal
14163143002
10
Decimal
1640809986
12
Duodecimal
399606996
16
Hexadecimal
61ccc602
20
Vigesimal
15cf14j6
36
Base36
r4w936
md5
b899340cef6f787f58c626fa97093d12
sha1
7590cc5c181341cfd9db86aff6e09cf3eac24c92
sha256
26367a4abf773b948cc7c1e21e88a3096b0ebf463377ac460509088d26e4dd4b
sha512
6d96724104a3213bfbbf66dacb4bf96ff95102bd8c6f710b1a6552fc8bbf00aba90b3b19a8e7cd6e75d2c03ecb1e505b40a45c1064d1a244612842f35fc090a3
ripemd-160
79ce6d72876181a2ef7e2b651c8d1852489af843
Diameter
3281619972
Circumference
10309513195.909
Area
8.4579761013229E+18
Volume
1.8503908864533E+28
Surface area
3.3831904405292E+19
Circumference
10309513195.909
Perimeter
6563239944
Area
2692257410157320196
Diagonal
2320455735.4784
Surface area
1.6153544460944E+19
Volume
4.4174828434686E+27
Space diagonal
2841966261.3184
Perimeter
4922429958
Area
1.1657816553616E+18
Altitude
1420983130.6592
Surface area
1.1657816553616E+18
Volume
5.2060534573198E+26
Height
773485245.15947