128049789 is an odd 9-digits composite number following 128049788
and preceding 128049790 . In scientific notation, it is written as 1.28049789 × 10^8.
The sum of its digits is 48. It has a total of 5 prime factors and 32 positive divisors.
There are 72425136 positive integers (up to 128049789) that are relatively prime to 128049789.
128049789 has 32 divisors, whose sum is 201139200
The reverse of 128049789 is 987940821
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred twenty-eight million forty-nine thousand seven hundred eighty-nine
Scientific notation
1.28049789 × 10^8
Engineering notation
1.28049789 × 10^6
Prime Factorization
3 × 49 × 7 × 107 × 1163
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
128049789
Product of the distinct prime numbers
The prime factorization of 128049789 is 3 × 49 × 7 × 107 × 1163.
Since it has a total of 5 prime factors.
3 , 2 , 57 , 6 , 113 , 964 , 1166 , 1108 , 2226 , 15273 , 575082 , 958523 , 8220817 , 3803443 , 53261934 , 34175149 , 949557455 , 289324823 , 3233301911 , 8182043505
n×2
256099578
n×3
384149367
n×4
512199156
n×5
640248945
n÷2
64024894.5
n÷3
42683263
n÷3
32012447.25
n÷5
25609957.8
n2
16396748462944521
n3
2.0996001809661E+24
n4
2.6885336015707E+32
n5
3.4426616040054E+40
2 √n
11315.908668772
3 √n
504.03375545522
4 √n
106.37625989276
5 √n
41.828835431733
1 , 3 , 7 , 21 , 49 , 107 , 147 , 321 , 343 , 749 , 1029 , 1163 , 2247 , 3489 , 5243 , 8141 , 15729 , 24423 , 36701 , 56987 , 110103 , 124441 , 170961 , 373323 , 398909 , 871087 , 1196727 , 2613261 , 6097609 , 18292827 , 42683263 , 128049789
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
-128049788
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 128049789 can be divided by 32 positive divisors.
The sum of these divisors (counting 128049789) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111101000011110001001111101
3
Ternary
22220221121021210
4
Quaternary
13220132021331
5
Quinary
230240043124
6
Senary
20412315033
8
Octal
750361175
10
Decimal
128049789
12
Duodecimal
36a72a79
16
Hexadecimal
7a1e27d
20
Vigesimal
2006499
36
Base36
248jul
md5
af87e8da4395e40bb1888dc18121dcbf
sha1
6d911fc5773376e442b1ca056527ff9375e2cf69
sha256
600a92ccfd01cc570ad1d4d69ae2a9cf0a029f21c59d061dd2d765920ff86a0e
sha512
64428cd7dcda48905099c09e8def628755672521a6aade62164024677ca236e35fc1b0dc773148bed81e0db1fefbc74f4e4800b2e8d46f9726c1888b96f4717e
ripemd-160
0eed124aefdf1e1e3e057231080056f901f9f756
Diameter
256099578
Circumference
804560552.83225
Area
5.1511904513946E+16
Volume
8.7947846719986E+24
Surface area
2.0604761805578E+17
Circumference
804560552.83225
Perimeter
512199156
Area
16396748462944521
Diagonal
181089748.26281
Surface area
98380490777667126
Volume
2.0996001809661E+24
Space diagonal
221788740.44647
Perimeter
384149367
Area
7.1000003541867E+15
Altitude
110894370.22324
Surface area
7.1000003541867E+15
Volume
2.4744025429027E+23
Height
60363249.420938