1320807645 is an odd 10-digits composite number following 1320807644
and preceding 1320807646 . In scientific notation, it is written as 1.320807645 × 10^9.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 704430720 positive integers (up to 1320807645) that are relatively prime to 1320807645.
1320807645 has 12 divisors, whose sum is 2289399996
The reverse of 1320807645 is 5467080231
Previous prime number is 3
Is Prime? no Number parity odd Number length 10 Sum of Digits 36 Digital Root 9
Name
one billion three hundred twenty million eight hundred seven thousand six hundred forty-five
Scientific notation
1.320807645 × 10^9
Engineering notation
1.320807645 × 10^9
Prime Factorization
5 × 3 × 3 × 29351281
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
440269215 Product of the distinct prime numbers
The prime factorization of 1320807645 is 5 × 3 × 3 × 29351281.
Since it has a total of 4 prime factors.
8 , 1 , 34 , 88 , 446 , 433 , 5587 , 8337 , 14823 , 68376 , 909266 , 763674 , 8604289 , 3600001 , 79948750 , 21339862 , 155483565 , 440272535 , 6717224793 , 5063596564
n×2
2641615290
n×3
3962422935
n×4
5283230580
n×5
6604038225
n÷2
660403822.5
n÷3
440269215
n÷3
330201911.25
n÷5
264161529
n2
1744532835090446025
n3
2.304192305541E+27
n4
3.0433948127087E+36
n5
4.019739135379E+45
2 √n36342.91739803
3 √n1097.1849909632
4 √n190.63818452249
5 √n66.706463197671
1 , 3 , 5 , 9 , 15 , 45 , 29351281 , 88053843 , 146756405 , 264161529 , 440269215 , 1320807645
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1320807644 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1320807645 can be divided by 12 positive divisors.
The sum of these divisors (counting 1320807645) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001110101110011110110011011101
3
Ternary
10102001022222110200
4
Quaternary
1032232132303131
5
Quinary
10201111321040
6
Senary
335021254113
8
Octal
11656366335
10
Decimal
1320807645
12
Duodecimal
30a404339
16
Hexadecimal
4eb9ecdd
20
Vigesimal
10cf0j25
36
Base36
ludhp9
md5
23b6bb1104b58aaf1b7d27c4d89c0416
sha1
88ea772b603fe5b56a357a518dc469f09ebdda21
sha256
0385d3104c36db0b9b4609452b2685698704c919a6d608eeff98531635469b67
sha512
e9d2787215953f08abce47afacecdcaeb74d72b3f2cdfc8e35baa4d7b5adb115f8578df125f74765ed42c25cef103942d2209de6430b3f7d52f0470a96002df8
ripemd-160
958fdd865c6d485cae7287c166ac2958af80d34e
Diameter
2641615290
Circumference
8298879188.6745
Area
5.4806115386663E+18
Volume
9.6517781593942E+27
Surface area
2.1922446154665E+19
Circumference
8298879188.6745
Perimeter
5283230580
Area
1744532835090446025
Diagonal
1867904084.8451
Surface area
1.0467197010543E+19
Volume
2.304192305541E+27
Space diagonal
2287705948.1654
Perimeter
3962422935
Area
7.5540487646221E+17
Altitude
1143852974.0827
Surface area
7.5540487646221E+17
Volume
2.7155166740098E+26
Height
622634694.94836