128698934 is an even 9-digits composite number following 128698933
and preceding 128698935 . In scientific notation, it is written as 1.28698934 × 10^8.
The sum of its digits is 50. It has a total of 5 prime factors and 32 positive divisors.
There are 50792832 positive integers (up to 128698934) that are relatively prime to 128698934.
128698934 has 32 divisors, whose sum is 238163520
The reverse of 128698934 is 439896821
Previous prime number is 829
Is Prime? no Number parity even Number length 9 Sum of Digits 50 Digital Root 5
Name
one hundred twenty-eight million six hundred ninety-eight thousand nine hundred thirty-four
Scientific notation
1.28698934 × 10^8
Engineering notation
1.28698934 × 10^6
Prime Factorization
2 × 7 × 13 × 829 × 853
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
128698934 Product of the distinct prime numbers
The prime factorization of 128698934 is 2 × 7 × 13 × 829 × 853.
Since it has a total of 5 prime factors.
3 , 2 , 16 , 75 , 43 , 950 , 9721 , 9222 , 10840 , 89146 , 627386 , 837395 , 1148792 , 4289649 , 81189442 , 42063301 , 177331487 , 605014008 , 7632681409 , 2551076661
n×2
257397868
n×3
386096802
n×4
514795736
n×5
643494670
n÷2
64349467
n÷3
42899644.666667
n÷3
32174733.5
n÷5
25739786.8
n2
16563415612736356
n3
2.1316939327581E+24
n4
2.7434673676024E+32
n5
3.5308132567421E+40
2 √n11344.55525792
3 √n504.88404879635
4 √n106.51082225727
5 √n41.87115972754
1 , 2 , 7 , 13 , 14 , 26 , 91 , 182 , 829 , 853 , 1658 , 1706 , 5803 , 5971 , 10777 , 11089 , 11606 , 11942 , 21554 , 22178 , 75439 , 77623 , 150878 , 155246 , 707137 , 1414274 , 4949959 , 9192781 , 9899918 , 18385562 , 64349467 , 128698934
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-128698933 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128698934 can be divided by 32 positive divisors.
The sum of these divisors (counting 128698934) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111101010111100101000110110
3
Ternary
22222011120202012
4
Quaternary
13222330220312
5
Quinary
230421331214
6
Senary
20434244222
8
Octal
752745066
10
Decimal
128698934
12
Duodecimal
37126672
16
Hexadecimal
7abca36
20
Vigesimal
204776e
36
Base36
24mgqe
md5
87055e0597111b2754086f85be7a9fe6
sha1
666a94967a098ccccfea0f6d61c3fcc5b3a315ef
sha256
47dc5eb0870eae62c0bb59ed10a911e9f9e7ba66c7ffa833400efba972c45445
sha512
3a4881a7e683e8eabfd29bcae1b758e670761e4b09412901183cffe41753d2830996979eff9e7a73a0810db1ccff162b4a435f165b081692b751fa171557f384
ripemd-160
87f9d7f7ee41883ec322df15c8a5a3381766d524
Diameter
257397868
Circumference
808639251.15848
Area
5.2035504807327E+16
Volume
8.9292186651398E+24
Surface area
2.0814201922931E+17
Circumference
808639251.15848
Perimeter
514795736
Area
16563415612736356
Diagonal
182007777.92576
Surface area
99380493676418136
Volume
2.1316939327581E+24
Space diagonal
222913092.56795
Perimeter
386096802
Area
7.1721693470347E+15
Altitude
111456546.28398
Surface area
7.1721693470347E+15
Volume
2.5122253921125E+23
Height
60669259.308587