1640252621 is an odd 10-digits composite number following 1640252620
and preceding 1640252622 . In scientific notation, it is written as 1.640252621 × 10^9.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 1400328000 positive integers (up to 1640252621) that are relatively prime to 1640252621.
1640252621 has 8 divisors, whose sum is 1882044864
The reverse of 1640252621 is 1262520461
Previous prime number is 251
Is Prime? no Number parity odd Number length 10 Sum of Digits 29 Digital Root 2
Name
one billion six hundred forty million two hundred fifty-two thousand six hundred twenty-one
Scientific notation
1.640252621 × 10^9
Engineering notation
1.640252621 × 10^9
Prime Factorization
7 × 251 × 933553
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1640252621 Product of the distinct prime numbers
The prime factorization of 1640252621 is 7 × 251 × 933553.
Since it has a total of 3 prime factors.
3 , 1 , 29 , 7 , 473 , 639 , 6370 , 4662 , 71457 , 67603 , 850866 , 482015 , 5844305 , 8965224 , 87108283 , 9941909 , 737315060 , 535857542 , 1193495670 , 4656741662
n×2
3280505242
n×3
4920757863
n×4
6561010484
n×5
8201263105
n÷2
820126310.5
n÷3
546750873.66667
n÷3
410063155.25
n÷5
328050524.2
n2
2690428660697369641
n3
4.4129826623224E+27
n4
7.2384063783018E+36
n5
1.1872815033873E+46
2 √n40500.032358012
3 √n1179.3342555567
4 √n201.24619836909
5 √n69.659787947284
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
-1640252620 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 1640252621 can be divided by 8 positive divisors.
The sum of these divisors (counting 1640252621) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100001110001000100010011001101
3
Ternary
11020022102110121002
4
Quaternary
1201301010103031
5
Quinary
11324401040441
6
Senary
430432150045
8
Octal
14161042315
10
Decimal
1640252621
12
Duodecimal
399398325
16
Hexadecimal
61c444cd
20
Vigesimal
15cbbbb1
36
Base36
r4kb0t
md5
a96ac3e9b6209db37a5c015c68d2344b
sha1
c4fd6a8eed7b36af8a37181dedc754b88a0fd7c2
sha256
4ffaa7f14d188e4dfab0442b91bb18bc6d339687e14a4dad2d2b49e31eb42ff7
sha512
6bbc48e1c432c2093cf100f41d3af28df68fa7eeb5b5a73e4739e4830bf6ee06eb0df9e4f542e1a70726b9dab93b0dc072672968a3308eeee62d008288160db0
ripemd-160
c5bc877013b2135090d9bd733c98267d2161f596
Diameter
3280505242
Circumference
10306011168.33
Area
8.4522309154543E+18
Volume
1.8485058549828E+28
Surface area
3.3808923661817E+19
Circumference
10306011168.33
Perimeter
6561010484
Area
2690428660697369641
Diagonal
2319667502.3362
Surface area
1.6142571964184E+19
Volume
4.4129826623224E+27
Space diagonal
2841000876.82
Perimeter
4920757863
Area
1.1649897836168E+18
Altitude
1420500438.41
Surface area
1.1649897836168E+18
Volume
5.200749942978E+26
Height
773222500.77874