1640802949 is an odd 10-digits composite number following 1640802948
and preceding 1640802950 . In scientific notation, it is written as 1.640802949 × 10^9.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 1598814960 positive integers (up to 1640802949) that are relatively prime to 1640802949.
1640802949 has 8 divisors, whose sum is 1683294048
The reverse of 1640802949 is 9492080461
Previous prime number is 107
Is Prime? no Number parity odd Number length 10 Sum of Digits 43 Digital Root 7
Name
one billion six hundred forty million eight hundred two thousand nine hundred forty-nine
Scientific notation
1.640802949 × 10^9
Engineering notation
1.640802949 × 10^9
Prime Factorization
61 × 107 × 251387
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1640802949 Product of the distinct prime numbers
The prime factorization of 1640802949 is 61 × 107 × 251387.
Since it has a total of 3 prime factors.
1 , 10 , 6 , 60 , 12 , 379 , 1125 , 2150 , 26203 , 83069 , 717107 , 131570 , 3859874 , 3320741 , 75904566 , 84720819 , 417146775 , 911607315 , 7794478655 , 3564113626
n×2
3281605898
n×3
4922408847
n×4
6563211796
n×5
8204014745
n÷2
820401474.5
n÷3
546934316.33333
n÷3
410200737.25
n÷5
328160589.8
n2
2692234317447096601
n3
4.4174260074662E+27
n4
7.2481256200398E+36
n5
1.1892745892084E+46
2 √n40506.825955634
3 √n1179.4661352608
4 √n201.26307648358
5 √n69.664461689298
8 divisors
τ Total Divisors
8 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1640802948 Sum of the proper positive divisors of n
A Arithmetic Mean
0.125 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
8 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1640802949 can be divided by 8 positive divisors.
The sum of these divisors (counting 1640802949) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100001110011001010101010000101
3
Ternary
11020100110102111121
4
Quaternary
1201303022222011
5
Quinary
11330021143244
6
Senary
430452033541
8
Octal
14163125205
10
Decimal
1640802949
12
Duodecimal
3996028b1
16
Hexadecimal
61ccaa85
20
Vigesimal
15cf0779
36
Base36
r4w3np
md5
0f37c97193c010b95c8517ab39c06ad0
sha1
1044fd7cd7acf30170afc066cf5da63337a338a9
sha256
8c14542f9c23d4cbe0aff66685c7d766108247a454e2c7e0c49f7df26df58906
sha512
35cf447bad9079d401f274896fecab4b586eed230bf68d3096fff84904b2c77daa14821a2cb1e9e6bf4810dc4b4f9ce61957b9a1d296df36265bba8e2e2aafba
ripemd-160
c57bcaecff0a84487af47ca60c12937760939569
Diameter
3281605898
Circumference
10309468981.134
Area
8.4579035534341E+18
Volume
1.8503670790443E+28
Surface area
3.3831614213737E+19
Circumference
10309468981.134
Perimeter
6563211796
Area
2692234317447096601
Diagonal
2320445783.6576
Surface area
1.6153405904683E+19
Volume
4.4174260074662E+27
Space diagonal
2841954072.8768
Perimeter
4922408847
Area
1.1657716559247E+18
Altitude
1420977036.4384
Surface area
1.1657716559247E+18
Volume
5.2059864754486E+26
Height
773481927.88586