128225842 is an even 9-digits composite number following 128225841
and preceding 128225843 . In scientific notation, it is written as 1.28225842 × 10^8.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 64112920 positive integers (up to 128225842) that are relatively prime to 128225842.
128225842 has 4 divisors, whose sum is 192338766
The reverse of 128225842 is 248522821
Previous prime number is 2
Is Prime? no Number parity even Number length 9 Sum of Digits 34 Digital Root 7
Name
one hundred twenty-eight million two hundred twenty-five thousand eight hundred forty-two
Scientific notation
1.28225842 × 10^8
Engineering notation
1.28225842 × 10^6
Prime Factorization
2 × 64112921
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
128225842 Product of the distinct prime numbers
The prime factorization of 128225842 is 2 × 64112921.
Since it has a total of 2 prime factors.
6 , 10 , 14 , 9 , 727 , 489 , 5851 , 7646 , 37040 , 91927 , 490444 , 25254 , 1927238 , 8308350 , 31514536 , 43267350 , 721943594 , 371576631 , 8421517273 , 9785932626
n×2
256451684
n×3
384677526
n×4
512903368
n×5
641129210
n÷2
64112921
n÷3
42741947.333333
n÷3
32056460.5
n÷5
25645168.4
n2
16441866556608964
n3
2.1082721832728E+24
n4
2.7033497586534E+32
n5
3.4663929902382E+40
2 √n11323.685000917
3 √n504.26464485921
4 √n106.41280468495
5 √n41.840331031163
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-128225841 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128225842 can be divided by 4 positive divisors.
The sum of these divisors (counting 128225842) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101001001001001000110010
3
Ternary
22221021112210021
4
Quaternary
13221021020302
5
Quinary
230311211332
6
Senary
20420154054
8
Octal
751111062
10
Decimal
128225842
12
Duodecimal
36b3892a
16
Hexadecimal
7a49232
20
Vigesimal
20184c2
36
Base36
24cboy
md5
61e643c05d3906c5952eeee93170d42e
sha1
338e9bbf7cb6755594773cb2d2b5ffd220fdf10e
sha256
32250fdd13a025f8d9fdec296980a3966ad1a2f475485ba69f4990eaf5944dcc
sha512
0e53a004637b1f2d5ab8071141a49aa0c2c7f9a61d773adf91e9433fc389e6460c3b59490bf0cbd0b959d5971b0a667ee99d27895eef219137e4163025dbf8ed
ripemd-160
266de5a68df72abaeb403ec0fa85306489181979
Diameter
256451684
Circumference
805666726.45513
Area
5.1653647185546E+16
Volume
8.8311098703168E+24
Surface area
2.0661458874219E+17
Circumference
805666726.45513
Perimeter
512903368
Area
16441866556608964
Diagonal
181338724.80311
Surface area
98651199339653784
Volume
2.1082721832728E+24
Space diagonal
222093673.1873
Perimeter
384677526
Area
7.1195370618286E+15
Altitude
111046836.59365
Surface area
7.1195370618286E+15
Volume
2.484622595632E+23
Height
60446241.601037