128842902 is an even 9-digits composite number following 128842901
and preceding 128842903 . In scientific notation, it is written as 1.28842902 × 10^8.
The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors.
There are 42219360 positive integers (up to 128842902) that are relatively prime to 128842902.
128842902 has 24 divisors, whose sum is 283893480
The reverse of 128842902 is 209248821
Previous prime number is 59
Is Prime? no Number parity even Number length 9 Sum of Digits 36 Digital Root 9
Name
one hundred twenty-eight million eight hundred forty-two thousand nine hundred two
Scientific notation
1.28842902 × 10^8
Engineering notation
1.28842902 × 10^6
Prime Factorization
2 × 3 × 3 × 59 × 121321
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
42947634 Product of the distinct prime numbers
The prime factorization of 128842902 is 2 × 3 × 3 × 59 × 121321.
Since it has a total of 5 prime factors.
4 , 6 , 94 , 68 , 155 , 716 , 588 , 135 , 12959 , 18409 , 359881 , 804285 , 3799458 , 2947457 , 25845352 , 6918078 , 841535597 , 460518986 , 3341040366 , 2487380902
n×2
257685804
n×3
386528706
n×4
515371608
n×5
644214510
n÷2
64421451
n÷3
42947634
n÷3
32210725.5
n÷5
25768580.4
n2
16600493395781604
n3
2.1388557437443E+24
n4
2.7557638098339E+32
n5
3.5506060648557E+40
2 √n11350.898730938
3 √n505.07224009855
4 √n106.5405966331
5 √n41.880523304111
1 , 2 , 3 , 6 , 9 , 18 , 59 , 118 , 177 , 354 , 531 , 1062 , 121321 , 242642 , 363963 , 727926 , 1091889 , 2183778 , 7157939 , 14315878 , 21473817 , 42947634 , 64421451 , 128842902
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-128842901 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128842902 can be divided by 24 positive divisors.
The sum of these divisors (counting 128842902) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101011011111110010010110
3
Ternary
22222102220020100
4
Quaternary
13223133302112
5
Quinary
230440433102
6
Senary
20441314530
8
Octal
753376226
10
Decimal
128842902
12
Duodecimal
37195a46
16
Hexadecimal
7adfc96
20
Vigesimal
2055752
36
Base36
24pjti
md5
c1151bfad161172973e74f752cf2576d
sha1
5beced2973215a3aafed3b907a8296b898d48a1b
sha256
fe55501624e478c7510fc5f7021bba76e45df731ff0254112875dbcd094aa02a
sha512
e7bb0f1c59986c8be2e81230f04af7a399a8370277d57080dbe14d001b8441acfba9eecaa0db51f9c4e429db6fed051b4593db055d545dcf1c9ea1e467cb38d5
ripemd-160
4afa9dee4a3d5e7d925c6f349f0e79ee5a486176
Diameter
257685804
Circumference
809543828.78078
Area
5.2151988098153E+16
Volume
8.9592179888474E+24
Surface area
2.0860795239261E+17
Circumference
809543828.78078
Perimeter
515371608
Area
16600493395781604
Diagonal
182211379.42391
Surface area
99602960374689624
Volume
2.1388557437443E+24
Space diagonal
223162452.45862
Perimeter
386528706
Area
7.1882244980513E+15
Altitude
111581226.22931
Surface area
7.1882244980513E+15
Volume
2.5206656673024E+23
Height
60737126.474636