1440256421 is an odd 10-digits composite number following 1440256420
and preceding 1440256422 . In scientific notation, it is written as 1.440256421 × 10^9.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 1399572720 positive integers (up to 1440256421) that are relatively prime to 1440256421.
1440256421 has 8 divisors, whose sum is 1481509344
The reverse of 1440256421 is 1246520441
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 29
Digital Root 2
Name
one billion four hundred forty million two hundred fifty-six thousand four hundred twenty-one
Scientific notation
1.440256421 × 10^9
Engineering notation
1.440256421 × 10^9
Prime Factorization
61 × 83 × 284467
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1440256421
Product of the distinct prime numbers
The prime factorization of 1440256421 is 61 × 83 × 284467.
Since it has a total of 3 prime factors.
10 , 6 , 12 , 10 , 418 , 767 , 6773 , 27 , 42650 , 43716 , 98051 , 430840 , 3791846 , 7221045 , 49936969 , 3182594 , 241370322 , 467212400 , 9274967562 , 143907171
n×2
2880512842
n×3
4320769263
n×4
5761025684
n×5
7201282105
n÷2
720128210.5
n÷3
480085473.66667
n÷3
360064105.25
n÷5
288051284.2
n2
2074338558231729241
n3
2.9875794278211E+27
n4
4.3028804541669E+36
n5
6.1972512029093E+45
2 √n
37950.710414958
3 √n
1129.3102588456
4 √n
194.80942075515
5 √n
67.87158072757
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
-1440256420
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 1440256421 can be divided by 8 positive divisors.
The sum of these divisors (counting 1440256421) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010101110110001001000110100101
3
Ternary
10201101002121101102
4
Quaternary
1111312021012211
5
Quinary
10422201201141
6
Senary
354525405445
8
Octal
12566110645
10
Decimal
1440256421
12
Duodecimal
342409885
16
Hexadecimal
55d891a5
20
Vigesimal
12a1c111
36
Base36
nthoyt
md5
c62404adcbb0d5053a2711bd4ec2d63f
sha1
db5068599662b3c196ec9c83180c5058834bd420
sha256
fcf6acc6a1e94d43e5fee085c8be2ed2fea5e05b05192dd225e8cfe75578a925
sha512
fef1e9e767fd707a02b55aab6a7a74abf242ff1ac8cf8e2af3fffe92ca71addfdac06f0104316a2158d096a8bbeca6e2f20d2d7e0cb1f8eecfcd5d131bce0f25
ripemd-160
60a280086ada4d66a7644289cda1eff76daf11e1
Diameter
2880512842
Circumference
9049397982.9983
Area
6.5167267755988E+18
Volume
1.2514343443278E+28
Surface area
2.6066907102395E+19
Circumference
9049397982.9983
Perimeter
5761025684
Area
2074338558231729241
Diagonal
2036830163.8731
Surface area
1.244603134939E+19
Volume
2.9875794278211E+27
Space diagonal
2494597297.0993
Perimeter
4320769263
Area
8.9821494373913E+17
Altitude
1247298648.5497
Surface area
8.9821494373913E+17
Volume
3.5208961212429E+26
Height
678943387.95771