128220267 is an odd 9-digits composite number following 128220266
and preceding 128220268 . In scientific notation, it is written as 1.28220267 × 10^8.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 73268712 positive integers (up to 128220267) that are relatively prime to 128220267.
128220267 has 8 divisors, whose sum is 195383296
The reverse of 128220267 is 762022821
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-eight million two hundred twenty thousand two hundred sixty-seven
Scientific notation
1.28220267 × 10^8
Engineering notation
1.28220267 × 10^6
Prime Factorization
3 × 7 × 6105727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128220267
Product of the distinct prime numbers
The prime factorization of 128220267 is 3 × 7 × 6105727.
Since it has a total of 3 prime factors.
9 , 10 , 45 , 23 , 118 , 831 , 4345 , 9053 , 77868 , 4958 , 390200 , 379934 , 9066625 , 5678564 , 63582194 , 2456529 , 571390637 , 127147623 , 8721099555 , 1657222156
n×2
256440534
n×3
384660801
n×4
512881068
n×5
641101335
n÷2
64110133.5
n÷3
42740089
n÷3
32055066.75
n÷5
25644053.4
n2
16440436869551289
n3
2.1079972050105E+24
n4
2.702879644617E+32
n5
3.4656394970166E+40
2 √n
11323.438832793
3 √n
504.25733661802
4 √n
106.41164801277
5 √n
41.839967198259
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
-128220266
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 128220267 can be divided by 8 positive divisors.
The sum of these divisors (counting 128220267) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001000111110001101011
3
Ternary
22221021021010210
4
Quaternary
13221013301223
5
Quinary
230311022032
6
Senary
20420112203
8
Octal
751076153
10
Decimal
128220267
12
Duodecimal
36b35663
16
Hexadecimal
7a47c6b
20
Vigesimal
2017ad7
36
Base36
24c7e3
md5
fa935bf0dffb68ddfcc22bb8f51623fd
sha1
67323dbab573a75dc41a7cfa80a00350541d080d
sha256
36a6c41753f9cf303256a1bc1073bed42f99fdad7f3c86963ddd113e2bee686f
sha512
9880dcb79a2c50bc3bdbf846ee9fd281e374d31778bf5ffa9689b52e08412c1552f70cf6183cc00651b77be98ec8121b8a4d4ad905f5f25532cd38586ebb99bf
ripemd-160
15d119a22ed90080914bd8c677e4e04af93413ec
Diameter
256440534
Circumference
805631697.69704
Area
5.1649155691189E+16
Volume
8.8299580440651E+24
Surface area
2.0659662276476E+17
Circumference
805631697.69704
Perimeter
512881068
Area
16440436869551289
Diagonal
181330840.5625
Surface area
98642621217307734
Volume
2.1079972050105E+24
Space diagonal
222084017.00405
Perimeter
384660801
Area
7.1189179891729E+15
Altitude
111042008.50202
Surface area
7.1189179891729E+15
Volume
2.484298530642E+23
Height
60443613.520833