1421005439 is an odd 10-digits composite number following 1421005438
and preceding 1421005440 . In scientific notation, it is written as 1.421005439 × 10^9.
The sum of its digits is 29. It has a total of 5 prime factors and 20 positive divisors.
There are 1213512048 positive integers (up to 1421005439) that are relatively prime to 1421005439.
1421005439 has 20 divisors, whose sum is 1663861224
The reverse of 1421005439 is 9345001241
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 29
Digital Root 2
Name
one billion four hundred twenty-one million five thousand four hundred thirty-nine
Scientific notation
1.421005439 × 10^9
Engineering notation
1.421005439 × 10^9
Prime Factorization
317 × 7 × 49 × 7 × 1867
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
203000777
Product of the distinct prime numbers
The prime factorization of 1421005439 is 317 × 7 × 49 × 7 × 1867.
Since it has a total of 5 prime factors.
4 , 6 , 70 , 9 , 862 , 864 , 9558 , 1043 , 25201 , 77264 , 495524 , 807198 , 1491409 , 2816419 , 20032582 , 52004125 , 253470224 , 180649198 , 5024701291 , 1187376489
n×2
2842010878
n×3
4263016317
n×4
5684021756
n×5
7105027195
n÷2
710502719.5
n÷3
473668479.66667
n÷3
355251359.75
n÷5
284201087.8
n2
2019256457667582721
n3
2.8693744090815E+27
n4
4.0773966418322E+36
n5
5.7940028050039E+45
2 √n
37696.225792511
3 √n
1124.2560847152
4 √n
194.15515906746
5 √n
67.689163641575
1 , 7 , 49 , 317 , 343 , 1867 , 2219 , 2401 , 13069 , 15533 , 91483 , 108731 , 591839 , 640381 , 761117 , 4142873 , 4482667 , 29000111 , 203000777 , 1421005439
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1421005438
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1421005439 can be divided by 20 positive divisors.
The sum of these divisors (counting 1421005439) is 1, the average is 0.05.
Base
System
Value
2
Binary
1010100101100101101001001111111
3
Ternary
10200000212120000002
4
Quaternary
1110230231021333
5
Quinary
10402234133224
6
Senary
353001024515
8
Octal
12454551177
10
Decimal
1421005439
12
Duodecimal
337a8513b
16
Hexadecimal
54b2d27f
20
Vigesimal
12415dbj
36
Base36
ni12tb
md5
ea2099cea118da1f4c77630908f371d6
sha1
b9aba057b9ddf6d832a82fdb02f854d06d91e2db
sha256
4514e71e3d6cfa74ebc93f41e2b1c3f5296964b350b52c3319aebe94c3f03b21
sha512
66713286be4cab599d3709fdd4aed572b509c7025c3bda13164531e5556cc71ec51e4cd60393c9a780dae7ee99b21b24759bc71cfe8353a264594d890fadeebd
ripemd-160
4abd9437ec86f8327d35fe48cdb9328d412aa7e3
Diameter
2842010878
Circumference
8928440495.7471
Area
6.3436812531222E+18
Volume
1.2019207418625E+28
Surface area
2.5374725012489E+19
Circumference
8928440495.7471
Perimeter
5684021756
Area
2019256457667582721
Diagonal
2009605164.0397
Surface area
1.2115538746005E+19
Volume
2.8693744090815E+27
Space diagonal
2461253618.1797
Perimeter
4263016317
Area
8.7436369454795E+17
Altitude
1230626809.0899
Surface area
8.7436369454795E+17
Volume
3.3815901707078E+26
Height
669868388.01324