128839667 is an odd 9-digits composite number following 128839666
and preceding 128839668 . In scientific notation, it is written as 1.28839667 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 116958600 positive integers (up to 128839667) that are relatively prime to 128839667.
128839667 has 8 divisors, whose sum is 140754432
The reverse of 128839667 is 766938821
Previous prime number is 727
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred twenty-eight million eight hundred thirty-nine thousand six hundred sixty-seven
Scientific notation
1.28839667 × 10^8
Engineering notation
1.28839667 × 10^6
Prime Factorization
11 × 727 × 16111
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128839667
Product of the distinct prime numbers
The prime factorization of 128839667 is 11 × 727 × 16111.
Since it has a total of 3 prime factors.
1 , 4 , 26 , 54 , 659 , 602 , 9056 , 6070 , 29701 , 18371 , 626602 , 972008 , 1664780 , 9838685 , 15111603 , 61395565 , 926578193 , 249802223 , 1788016355 , 3515615295
n×2
257679334
n×3
386519001
n×4
515358668
n×5
644198335
n÷2
64419833.5
n÷3
42946555.666667
n÷3
32209916.75
n÷5
25767933.4
n2
16599659792670889
n3
2.138694640001E+24
n4
2.7554870523241E+32
n5
3.5501603424425E+40
2 √n
11350.756230313
3 √n
505.06801292901
4 √n
106.53992786891
5 √n
41.880312993956
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128839666
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128839667 can be divided by 8 positive divisors.
The sum of these divisors (counting 128839667) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011011110111111110011
3
Ternary
22222102201210112
4
Quaternary
13223132333303
5
Quinary
230440332132
6
Senary
20441251535
8
Octal
753367763
10
Decimal
128839667
12
Duodecimal
37193bab
16
Hexadecimal
7adeff3
20
Vigesimal
2054j37
36
Base36
24phbn
md5
97dc2a0317b13c0f6d9bab1684c30663
sha1
0d369f5b33e0ec0eb3501c77e135953dc5d48d66
sha256
370a7ef53893df7280e07812fffcb69037721b1bbef168dedf9bdd3b85bb4c72
sha512
45cf6760e6438a55340a0730e1e38a5ca6f4f4aaadbfdd7e0a75f98222c0d5ce0829b3f2ae422a95223864a0d778b1ed177a3c99fa270f3b33920f317aafc01c
ripemd-160
93802d47bf06345bef0226439076599089821f13
Diameter
257679334
Circumference
809523502.67631
Area
5.2149369256745E+16
Volume
8.9585431590654E+24
Surface area
2.0859747702698E+17
Circumference
809523502.67631
Perimeter
515358668
Area
16599659792670889
Diagonal
182206804.44303
Surface area
99597958756025334
Volume
2.138694640001E+24
Space diagonal
223156849.27426
Perimeter
386519001
Area
7.1878635373161E+15
Altitude
111578424.63713
Surface area
7.1878635373161E+15
Volume
2.5204758047201E+23
Height
60735601.481011