1649640249 is an odd 10-digits composite number following 1649640248
and preceding 1649640250 . In scientific notation, it is written as 1.649640249 × 10^9.
The sum of its digits is 45. It has a total of 5 prime factors and 28 positive divisors.
There are 1041869304 positive integers (up to 1649640249) that are relatively prime to 1649640249.
1649640249 has 28 divisors, whose sum is 2603526000
The reverse of 1649640249 is 9420469461
Previous prime number is 19
Is Prime? no Number parity odd Number length 10 Sum of Digits 45 Digital Root 9
Name
one billion six hundred forty-nine million six hundred forty thousand two hundred forty-nine
Scientific notation
1.649640249 × 10^9
Engineering notation
1.649640249 × 10^9
Prime Factorization
9 × 27 × 3 × 19 × 119099
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
1649640249 Product of the distinct prime numbers
The prime factorization of 1649640249 is 9 × 27 × 3 × 19 × 119099.
Since it has a total of 5 prime factors.
4 , 2 , 41 , 92 , 705 , 924 , 9438 , 7274 , 27533 , 99042 , 27633 , 146445 , 6298233 , 8324161 , 92019328 , 39666757 , 870908990 , 441696546 , 855354304 , 9951401056
n×2
3299280498
n×3
4948920747
n×4
6598560996
n×5
8248201245
n÷2
824820124.5
n÷3
549880083
n÷3
412410062.25
n÷5
329928049.8
n2
2721312951120782001
n3
4.4891873742938E+27
n4
7.4055441779377E+36
n5
1.2216483741674E+46
2 √n40615.763553084
3 √n1181.5798643393
4 √n201.53352960012
5 √n69.739342549335
1 , 3 , 9 , 19 , 27 , 57 , 81 , 171 , 243 , 513 , 729 , 1539 , 4617 , 13851 , 119099 , 357297 , 1071891 , 2262881 , 3215673 , 6788643 , 9647019 , 20365929 , 28941057 , 61097787 , 86823171 , 183293361 , 549880083 , 1649640249
28 divisors
τ Total Divisors
28 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1649640248 Sum of the proper positive divisors of n
A Arithmetic Mean
0.035714285714286 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
28 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1649640249 can be divided by 28 positive divisors.
The sum of these divisors (counting 1649640249) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
1100010010100111000001100111001
3
Ternary
11020222002102000000
4
Quaternary
1202110320030321
5
Quinary
11334301441444
6
Senary
431405303213
8
Octal
14224701471
10
Decimal
1649640249
12
Duodecimal
3a0564b09
16
Hexadecimal
62538339
20
Vigesimal
15fa50c9
36
Base36
ra5ik9
md5
0b361d314e827eda0664aa27d1da5bde
sha1
79a99a76935799f37572fff893ce5552c41e82ad
sha256
bd3c352e6137d6cc8cb31d5d07addc92d3335216f9e066d0576113fd04dc56b4
sha512
026658082b0db9e5a291fc00ed57f70d300c1f26411a9eaa2b79f4717b0efd7272d0e1d354d80cacfc8899b673c742e06c6eb400dcce947eaba4fd3b4614102d
ripemd-160
41e346fc33221d9c3c52c3d201b54255843382bd
Diameter
3299280498
Circumference
10364995374.649
Area
8.5492567753598E+18
Volume
1.8804264100893E+28
Surface area
3.4197027101439E+19
Circumference
10364995374.649
Perimeter
6598560996
Area
2721312951120782001
Diagonal
2332943613.1723
Surface area
1.6327877706725E+19
Volume
4.4891873742938E+27
Space diagonal
2857260725.4786
Perimeter
4948920747
Area
1.1783630736591E+18
Altitude
1428630362.7393
Surface area
1.1783630736591E+18
Volume
5.2905580573003E+26
Height
777647871.05744