1644149049 is an odd 10-digits composite number following 1644149048
and preceding 1644149050 . In scientific notation, it is written as 1.644149049 × 10^9.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 1096099364 positive integers (up to 1644149049) that are relatively prime to 1644149049.
1644149049 has 4 divisors, whose sum is 2192198736
The reverse of 1644149049 is 9409414461
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 42
Digital Root 6
Name
one billion six hundred forty-four million one hundred forty-nine thousand forty-nine
Scientific notation
1.644149049 × 10^9
Engineering notation
1.644149049 × 10^9
Prime Factorization
3 × 548049683
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1644149049
Product of the distinct prime numbers
The prime factorization of 1644149049 is 3 × 548049683.
Since it has a total of 2 prime factors.
1 , 2 , 72 , 9 , 96 , 261 , 3425 , 615 , 24995 , 42160 , 306885 , 905167 , 5162957 , 2553183 , 94186829 , 63063315 , 701866524 , 940144757 , 9319522060 , 7340815827
n×2
3288298098
n×3
4932447147
n×4
6576596196
n×5
8220745245
n÷2
822074524.5
n÷3
548049683
n÷3
411037262.25
n÷5
328829809.8
n2
2703226095327604401
n3
4.4445066138649E+27
n4
7.3074313224601E+36
n5
1.2014506259456E+46
2 √n
40548.107835015
3 √n
1180.2673551532
4 √n
201.36560737876
5 √n
69.692851977032
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
-1644149048
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 1644149049 can be divided by 4 positive divisors.
The sum of these divisors (counting 1644149049) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100001111111111011100100111001
3
Ternary
11020120202102111020
4
Quaternary
1201333323210321
5
Quinary
11331400232144
6
Senary
431051453053
8
Octal
14177734471
10
Decimal
1644149049
12
Duodecimal
39a757189
16
Hexadecimal
61ffb939
20
Vigesimal
15dficc9
36
Base36
r6vtix
md5
de68fab84586edf50e41069827c9dd7d
sha1
edf34bedc6dd8987b76cff1ee382c4ef58254869
sha256
95efbafab4cc80349aa7670c9e8e2a666f241f216e8910053dc0e157a38c65ab
sha512
8de3c1d9a9038bea16155cd13e695b5b4b02e612d6118cce3098d49f479fac4ae1cc02d4927c3cf22357c5fbdc54f18677d0a06fc826a37400eb9fef38ee5d3d
ripemd-160
017ed828072f9d2957e36a36d24bd46d6496aa58
Diameter
3288298098
Circumference
10330493147.49
Area
8.4924352420734E+18
Volume
1.8617105769265E+28
Surface area
3.3969740968294E+19
Circumference
10330493147.49
Perimeter
6576596196
Area
2703226095327604401
Diagonal
2325177883.6586
Surface area
1.6219356571966E+19
Volume
4.4445066138649E+27
Space diagonal
2847749688.0841
Perimeter
4932447147
Area
1.1705312353634E+18
Altitude
1423874844.042
Surface area
1.1705312353634E+18
Volume
5.2379012761538E+26
Height
775059294.55288