128889774 is an even 9-digits composite number following 128889773
and preceding 128889775 . In scientific notation, it is written as 1.28889774 × 10^8.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 39658320 positive integers (up to 128889774) that are relatively prime to 128889774.
128889774 has 16 divisors, whose sum is 264389760
The reverse of 128889774 is 477988821
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 54
Digital Root 9
Name
one hundred twenty-eight million eight hundred eighty-nine thousand seven hundred seventy-four
Scientific notation
1.28889774 × 10^8
Engineering notation
1.28889774 × 10^6
Prime Factorization
2 × 39 × 3 × 550811
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128889774
Product of the distinct prime numbers
The prime factorization of 128889774 is 2 × 39 × 3 × 550811.
Since it has a total of 4 prime factors.
7 , 8 , 92 , 30 , 464 , 778 , 3291 , 1624 , 36579 , 36198 , 281957 , 362949 , 2066381 , 6868558 , 71614795 , 80445953 , 571135580 , 522893274 , 7867500991 , 332989402
n×2
257779548
n×3
386669322
n×4
515559096
n×5
644448870
n÷2
64444887
n÷3
42963258
n÷3
32222443.5
n÷5
25777954.8
n2
16612573841771076
n3
2.1411908880242E+24
n4
2.759776096483E+32
n5
3.5570691736629E+40
2 √n
11352.96322552
3 √n
505.13347973089
4 √n
106.55028496217
5 √n
41.883570019557
1 , 2 , 3 , 6 , 39 , 78 , 117 , 234 , 550811 , 1101622 , 1652433 , 3304866 , 21481629 , 42963258 , 64444887 , 128889774
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
-128889773
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 128889774 can be divided by 16 positive divisors.
The sum of these divisors (counting 128889774) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101011101011001110101110
3
Ternary
22222112021112100
4
Quaternary
13223223032232
5
Quinary
230443433044
6
Senary
20442315530
8
Octal
753531656
10
Decimal
128889774
12
Duodecimal
371b8ba6
16
Hexadecimal
7aeb3ae
20
Vigesimal
205b48e
36
Base36
24qjzi
md5
6b4db79af46fea6f55e31bf6883fcb36
sha1
27a0ed5332d3bc7e8cc90d7746bb52bcbc03bed0
sha256
1d7377f2a83508a1b1829895836354c970878254ca7c24bd4fb23266b6308c3a
sha512
7f88ef4cb680f4e128844fcf5b6bbc0c262800c6cc3b7cc06223072fb81c9b4619fb98f38ed70cf1cdf1139e3b2cdad6889064161444255a12b3fc3b13a4ddda
ripemd-160
7e71c6a2c2a64712e9911bbf03c9ee5d249363ac
Diameter
257779548
Circumference
809838334.2425
Area
5.2189939938526E+16
Volume
8.9689994183336E+24
Surface area
2.087597597541E+17
Circumference
809838334.2425
Perimeter
515559096
Area
16612573841771076
Diagonal
182277666.442
Surface area
99675443050626456
Volume
2.1411908880242E+24
Space diagonal
223243637.14407
Perimeter
386669322
Area
7.1934554846093E+15
Altitude
111621818.57204
Surface area
7.1934554846093E+15
Volume
2.5234176612279E+23
Height
60759222.147334