128876405 is an odd 9-digits composite number following 128876404
and preceding 128876406 . In scientific notation, it is written as 1.28876405 × 10^8.
The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors.
There are 82612224 positive integers (up to 128876405) that are relatively prime to 128876405.
128876405 has 16 divisors, whose sum is 141305472
The reverse of 128876405 is 504678821
Previous prime number is 1297
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-eight million eight hundred seventy-six thousand four hundred five
Scientific notation
1.28876405 × 10^8
Engineering notation
1.28876405 × 10^6
Prime Factorization
35 × 17 × 1297 × 167
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128876405
Product of the distinct prime numbers
The prime factorization of 128876405 is 35 × 17 × 1297 × 167.
Since it has a total of 4 prime factors.
6 , 8 , 47 , 41 , 385 , 310 , 5962 , 6211 , 84850 , 14233 , 966520 , 820917 , 5213544 , 5568309 , 80509793 , 49203119 , 861062979 , 37435542 , 1970346713 , 9596984199
n×2
257752810
n×3
386629215
n×4
515505620
n×5
644382025
n÷2
64438202.5
n÷3
42958801.666667
n÷3
32219101.25
n÷5
25775281
n2
16609127765724025
n3
2.1405246766322E+24
n4
2.7586312513814E+32
n5
3.5552247839869E+40
2 √n
11352.374421239
3 √n
505.11601425689
4 √n
106.54752189159
5 √n
41.882701114812
1 , 17 , 35 , 167 , 595 , 1297 , 2839 , 5845 , 22049 , 45395 , 99365 , 216599 , 771715 , 3682183 , 7580965 , 128876405
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
-128876404
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 128876405 can be divided by 16 positive divisors.
The sum of these divisors (counting 128876405) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101011100111111101110101
3
Ternary
22222111121012012
4
Quaternary
13223213331311
5
Quinary
230443021110
6
Senary
20442134005
8
Octal
753477565
10
Decimal
128876405
12
Duodecimal
371b1305
16
Hexadecimal
7ae7f75
20
Vigesimal
2059b05
36
Base36
24q9o5
md5
ce616a0bb96fb1058b7592fa9a72ba10
sha1
9481d6026fc08c9d6d9d8c9508caf5baca0f3ce8
sha256
46e423ae09d86a7eaab750bb21028d4b88db927332f64e7b31969a9fc255fb0b
sha512
d3250b7cab97effc3fede5e39ae83d55112cda38a4cb7ad38a9367cd7cd4f2e2a81e74ea55999cc6542314b25136c456047c99231bd1e38d908693ab84342bb0
ripemd-160
f417f89c58da480189c6b1b9ef21dbc1946c97cc
Diameter
257752810
Circumference
809754334.33813
Area
5.2179113771333E+16
Volume
8.9662087985805E+24
Surface area
2.0871645508533E+17
Circumference
809754334.33813
Perimeter
515505620
Area
16609127765724025
Diagonal
182258759.82089
Surface area
99654766594344150
Volume
2.1405246766322E+24
Space diagonal
223220481.35682
Perimeter
386629215
Area
7.1919632899092E+15
Altitude
111610240.67841
Surface area
7.1919632899092E+15
Volume
2.5226325235729E+23
Height
60752919.940296