127945421 is an odd 9-digits composite number following 127945420
and preceding 127945422 . In scientific notation, it is written as 1.27945421 × 10^8.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 121828608 positive integers (up to 127945421) that are relatively prime to 127945421.
127945421 has 16 divisors, whose sum is 134265600
The reverse of 127945421 is 124549721
Previous prime number is 73
Is Prime? no Number parity odd Number length 9 Sum of Digits 35 Digital Root 8
Name
one hundred twenty-seven million nine hundred forty-five thousand four hundred twenty-one
Scientific notation
1.27945421 × 10^8
Engineering notation
1.27945421 × 10^6
Prime Factorization
47 × 89 × 73 × 419
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
127945421 Product of the distinct prime numbers
The prime factorization of 127945421 is 47 × 89 × 73 × 419.
Since it has a total of 4 prime factors.
3 , 8 , 46 , 34 , 880 , 252 , 385 , 4462 , 18541 , 40141 , 849638 , 36298 , 1304722 , 4588993 , 14940844 , 34342389 , 177010967 , 434915494 , 3512897391 , 7144554372
n×2
255890842
n×3
383836263
n×4
511781684
n×5
639727105
n÷2
63972710.5
n÷3
42648473.666667
n÷3
31986355.25
n÷5
25589084.2
n2
16370030754867241
n3
2.0944704767144E+24
n4
2.679779069153E+32
n5
3.4286546118977E+40
2 √n11311.296167991
3 √n503.89677932556
4 √n106.35457756012
5 √n41.82201462256
1 , 47 , 73 , 89 , 419 , 3431 , 4183 , 6497 , 19693 , 30587 , 37291 , 305359 , 1437589 , 1752677 , 2722243 , 127945421
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
-127945420 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 127945421 can be divided by 16 positive divisors.
The sum of these divisors (counting 127945421) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101000000100101011001101
3
Ternary
22220202022010022
4
Quaternary
13220010223031
5
Quinary
230223223141
6
Senary
20410151525
8
Octal
750045315
10
Decimal
127945421
12
Duodecimal
36a225a5
16
Hexadecimal
7a04acd
20
Vigesimal
1jjd3b1
36
Base36
246bbh
md5
463a2625dfcbe9cdc4b9d8f950a5de1b
sha1
12ca8f296c18e9f3866576845fc54723522caa87
sha256
46c06023d31005cc9bd587fe45c5c5253de659a3cdc4c782efe8e43072f94e43
sha512
69366036fd575f8e88deca24d58915b78faf959179886b9a81ab36687bb8ca7c27b609ced350f09dad7e4e930336a4513d1d6cf306a0399037dbbf5fac57526a
ripemd-160
cef56e27e999d0073e8cb3b31658352e41f0df7e
Diameter
255890842
Circumference
803904789.34811
Area
5.142796835853E+16
Volume
8.7732974170757E+24
Surface area
2.0571187343412E+17
Circumference
803904789.34811
Perimeter
511781684
Area
16370030754867241
Diagonal
180942149.62174
Surface area
98220184529203446
Volume
2.0944704767144E+24
Space diagonal
221607969.76779
Perimeter
383836263
Area
7.0884312472238E+15
Altitude
110803984.88389
Surface area
7.0884312472238E+15
Volume
2.4683571284663E+23
Height
60314049.873912