1640991246 is an even 10-digits composite number following 1640991245
and preceding 1640991247 . In scientific notation, it is written as 1.640991246 × 10^9.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 546776568 positive integers (up to 1640991246) that are relatively prime to 1640991246.
1640991246 has 16 divisors, whose sum is 3283305600
The reverse of 1640991246 is 6421990461
Previous prime number is 2539
Is Prime? no Number parity even Number length 10 Sum of Digits 42 Digital Root 6
Name
one billion six hundred forty million nine hundred ninety-one thousand two hundred forty-six
Scientific notation
1.640991246 × 10^9
Engineering notation
1.640991246 × 10^9
Prime Factorization
2 × 3 × 2539 × 107719
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
1640991246 Product of the distinct prime numbers
The prime factorization of 1640991246 is 2 × 3 × 2539 × 107719.
Since it has a total of 4 prime factors.
7 , 9 , 13 , 32 , 490 , 361 , 2007 , 7845 , 13193 , 32132 , 3543 , 363283 , 9545229 , 2878625 , 4747930 , 94051686 , 353838375 , 568812122 , 4482335625 , 2467098569
n×2
3281982492
n×3
4922973738
n×4
6563964984
n×5
8204956230
n÷2
820495623
n÷3
546997082
n÷3
410247811.5
n÷5
328198249.2
n2
2692852269448632516
n3
4.4189470009364E+27
n4
7.2514533450746E+36
n5
1.1899571460045E+46
2 √n40509.15015154
3 √n1179.5112516756
4 √n201.26885042534
5 √n69.6660605415
1 , 2 , 3 , 6 , 2539 , 5078 , 7617 , 15234 , 107719 , 215438 , 323157 , 646314 , 273498541 , 546997082 , 820495623 , 1640991246
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
-1640991245 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 1640991246 can be divided by 16 positive divisors.
The sum of these divisors (counting 1640991246) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100001110011111000101000001110
3
Ternary
11020100210222210120
4
Quaternary
1201303320220032
5
Quinary
11330043204441
6
Senary
430500045410
8
Octal
14163705016
10
Decimal
1640991246
12
Duodecimal
399693866
16
Hexadecimal
61cf8a0e
20
Vigesimal
15cg3i26
36
Base36
r504y6
md5
61d6ca49a28009bcaaf5cb257437146a
sha1
31d54af03cc56392bdc9260fafc3ee4fbe61c4fd
sha256
bc6cff43875ce39de351efa782e1fa9e0bcf5290066366f81cd0a9acae7c8bc7
sha512
81450fdd3c2d4ba8787b02086c776b9e40f888535cb99dc7b9ac7e3257e1add54304e4d060a22c3fd167a94f07c7bfd09605cf28dccd78f1df9975c77df32d5b
ripemd-160
ea7ae7b8eac72b8c7c8c5c8dac613c1246c86291
Diameter
3281982492
Circumference
10310652086.078
Area
8.4598449069024E+18
Volume
1.8510041912993E+28
Surface area
3.383937962761E+19
Circumference
10310652086.078
Perimeter
6563964984
Area
2692852269448632516
Diagonal
2320712075.8287
Surface area
1.6157113616692E+19
Volume
4.4189470009364E+27
Space diagonal
2842280212.8478
Perimeter
4922973738
Area
1.1660392369905E+18
Altitude
1421140106.4239
Surface area
1.1660392369905E+18
Volume
5.2077789834435E+26
Height
773570691.94291