128434237 is an odd 9-digits composite number following 128434236
and preceding 128434238 . In scientific notation, it is written as 1.28434237 × 10^8.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 128260636 positive integers (up to 128434237) that are relatively prime to 128434237.
128434237 has 4 divisors, whose sum is 128607840
The reverse of 128434237 is 732434821
Previous prime number is 743
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-eight million four hundred thirty-four thousand two hundred thirty-seven
Scientific notation
1.28434237 × 10^8
Engineering notation
1.28434237 × 10^6
Prime Factorization
743 × 172859
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128434237
Product of the distinct prime numbers
The prime factorization of 128434237 is 743 × 172859.
Since it has a total of 2 prime factors.
7 , 8 , 42 , 19 , 340 , 447 , 5557 , 800 , 5088 , 15455 , 699108 , 843614 , 9527636 , 2198667 , 29119221 , 53661760 , 207833714 , 286323937 , 1877755328 , 3869301144
n×2
256868474
n×3
385302711
n×4
513736948
n×5
642171185
n÷2
64217118.5
n÷3
42811412.333333
n÷3
32108559.25
n÷5
25686847.4
n2
16495353233772169
n3
2.118568106625E+24
n4
2.7209667830692E+32
n5
3.4946529268583E+40
2 √n
11332.882995955
3 √n
504.53767706295
4 √n
106.45601437192
5 √n
41.853922133944
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128434236
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128434237 can be divided by 4 positive divisors.
The sum of these divisors (counting 128434237) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101001111100000000111101
3
Ternary
22221200010122121
4
Quaternary
13221330000331
5
Quinary
230334343422
6
Senary
20424442541
8
Octal
751740075
10
Decimal
128434237
12
Duodecimal
37019451
16
Hexadecimal
7a7c03d
20
Vigesimal
202e5bh
36
Base36
24gshp
md5
e82cb3af8203cb5169196bc20276e1b0
sha1
9b4ab186d2135a051436cfab9ae6d9f2e2da3183
sha256
650a9e55c0ffce329b5349066b435681cb40ab34251d862ac3d288eec1bd5741
sha512
96b221be661f8e455df6cbd069e95d9a7a714a65f46384ad5624edd47ae22c75542f39e9447f972e38aabb0691df8e16fbd12dbaaa10b47668bc083c28f5721b
ripemd-160
927326f4be81bac31ed73654ac1c705c264d9074
Diameter
256868474
Circumference
806976110.85722
Area
5.1821680537587E+16
Volume
8.8742373332037E+24
Surface area
2.0728672215035E+17
Circumference
806976110.85722
Perimeter
513736948
Area
16495353233772169
Diagonal
181633439.83844
Surface area
98972119402633014
Volume
2.118568106625E+24
Space diagonal
222454623.91534
Perimeter
385302711
Area
7.1426974724222E+15
Altitude
111227311.95767
Surface area
7.1426974724222E+15
Volume
2.4967564576668E+23
Height
60544479.946147