128869124 is an even 9-digits composite number following 128869123
and preceding 128869125 . In scientific notation, it is written as 1.28869124 × 10^8.
The sum of its digits is 41. It has a total of 4 prime factors and 12 positive divisors.
There are 63970728 positive integers (up to 128869124) that are relatively prime to 128869124.
128869124 has 12 divisors, whose sum is 227144400
The reverse of 128869124 is 421968821
Previous prime number is 139
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-eight million eight hundred sixty-nine thousand one hundred twenty-four
Scientific notation
1.28869124 × 10^8
Engineering notation
1.28869124 × 10^6
Prime Factorization
2 × 2 × 139 × 231779
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64434562
Product of the distinct prime numbers
The prime factorization of 128869124 is 2 × 2 × 139 × 231779.
Since it has a total of 4 prime factors.
3 , 9 , 10 , 21 , 350 , 664 , 5536 , 8536 , 58334 , 3712 , 719499 , 673289 , 1962275 , 9457394 , 31340631 , 68940500 , 499587932 , 936213377 , 3589942510 , 1336001489
n×2
257738248
n×3
386607372
n×4
515476496
n×5
644345620
n÷2
64434562
n÷3
42956374.666667
n÷3
32217281
n÷5
25773824.8
n2
16607251120527376
n3
2.1401619039504E+24
n4
2.7580078978026E+32
n5
3.554220617749E+40
2 √n
11352.053734897
3 √n
505.10650173476
4 √n
106.54601698279
5 √n
41.88222786319
1 , 2 , 4 , 139 , 278 , 556 , 231779 , 463558 , 927116 , 32217281 , 64434562 , 128869124
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
-128869123
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 128869124 can be divided by 12 positive divisors.
The sum of these divisors (counting 128869124) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101011100110001100000100
3
Ternary
22222111020012112
4
Quaternary
13223212030010
5
Quinary
230442302444
6
Senary
20442040152
8
Octal
753461404
10
Decimal
128869124
12
Duodecimal
371a9058
16
Hexadecimal
7ae6304
20
Vigesimal
2058cg4
36
Base36
24q41w
md5
9498a9ca8b9d9b5f3e965e8594478afc
sha1
7e73a4947c9622fe09e6ae7a49d6d4d81176f4dd
sha256
065b43d311dc8d4528cf638148b2d7d9f439700c74bcc1d83c8b8c4e7fdf0db2
sha512
f4574248eb91a7ea10ef4a2627b3e5fa113963464b89a26777d232ae792c95c51bdadf78cfb3433518df3a4b4c11d308e0562eca762e63f38db95b81b42b84ad
ripemd-160
92f285c5235e6719d78116601a56f33384e47ee1
Diameter
257738248
Circumference
809708586.4659
Area
5.217321811657E+16
Volume
8.9646892199243E+24
Surface area
2.0869287246628E+17
Circumference
809708586.4659
Perimeter
515476496
Area
16607251120527376
Diagonal
182248462.93194
Surface area
99643506723164256
Volume
2.1401619039504E+24
Space diagonal
223207870.29489
Perimeter
386607372
Area
7.1911506787021E+15
Altitude
111603935.14745
Surface area
7.1911506787021E+15
Volume
2.5222049918674E+23
Height
60749487.64398