128125850 is an even 9-digits composite number following 128125849
and preceding 128125851 . In scientific notation, it is written as 1.28125850 × 10^8.
The sum of its digits is 32. It has a total of 4 prime factors and 12 positive divisors.
There are 51250320 positive integers (up to 128125850) that are relatively prime to 128125850.
128125850 has 12 divisors, whose sum is 238314174
The reverse of 128125850 is 058521821
Previous prime number is 5
Is Prime? no Number parity even Number length 9 Sum of Digits 32 Digital Root 5
Name
one hundred twenty-eight million one hundred twenty-five thousand eight hundred fifty
Scientific notation
1.28125850 × 10^8
Engineering notation
1.28125850 × 10^6
Prime Factorization
2 × 5 × 5 × 2562517
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
25625170 Product of the distinct prime numbers
The prime factorization of 128125850 is 2 × 5 × 5 × 2562517.
Since it has a total of 4 prime factors.
8 , 2 , 73 , 19 , 928 , 566 , 2388 , 7859 , 83004 , 14280 , 769957 , 804584 , 3943973 , 5878009 , 42074654 , 93322023 , 290859143 , 637506357 , 955605096 , 6973876510
n×2
256251700
n×3
384377550
n×4
512503400
n×5
640629250
n÷2
64062925
n÷3
42708616.666667
n÷3
32031462.5
n÷5
25625170
n2
16416233438222500
n3
2.1033438630707E+24
n4
2.6949272029821E+32
n5
3.4528983857021E+40
2 √n11319.268969328
3 √n504.13353363147
4 √n106.39205313052
5 √n41.833803479579
1 , 2 , 5 , 10 , 25 , 50 , 2562517 , 5125034 , 12812585 , 25625170 , 64062925 , 128125850
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-128125849 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128125850 can be divided by 12 positive divisors.
The sum of these divisors (counting 128125850) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101000110000101110011010
3
Ternary
22221002110121212
4
Quaternary
13220300232122
5
Quinary
230300011400
6
Senary
20414103122
8
Octal
750605632
10
Decimal
128125850
12
Duodecimal
36aaaaa2
16
Hexadecimal
7a30b9a
20
Vigesimal
200feca
36
Base36
24a6je
md5
5bfb65c69df81c6a87338830fdbefd7b
sha1
ee67578a65a4bc0a1bef6f67b4f6415e06c712e6
sha256
d5bf2f390552341309cdcb9be2d74c23e82301bac44b4ba6b4b6d6a472cc6b54
sha512
a2a8ab8266d6de38a11bb0adfe9b187a5c89c0bed12f8c5df5539510ce5c0192862cb9054b9a120b0cce1f283b0c93c640de1cfc64f04ec7353d4859ec7fdbf7
ripemd-160
a442b86414d0498b571715ba08c75c69cb23520d
Diameter
256251700
Circumference
805038458.1899
Area
5.1573118369135E+16
Volume
8.810466170928E+24
Surface area
2.0629247347654E+17
Circumference
805038458.1899
Perimeter
512503400
Area
16416233438222500
Diagonal
181197314.76058
Surface area
98497400629335000
Volume
2.1033438630707E+24
Space diagonal
221920481.96295
Perimeter
384377550
Area
7.1084375959781E+15
Altitude
110960240.98147
Surface area
7.1084375959781E+15
Volume
2.478814514574E+23
Height
60399104.920194