128291210 is an even 9-digits composite number following 128291209
and preceding 128291211 . In scientific notation, it is written as 1.28291210 × 10^8.
The sum of its digits is 26. It has a total of 5 prime factors and 32 positive divisors.
There are 49420800 positive integers (up to 128291210) that are relatively prime to 128291210.
128291210 has 32 divisors, whose sum is 239583312
The reverse of 128291210 is 012192821
Previous prime number is 101
Is Prime? no
Number parity even
Number length 9
Sum of Digits 26
Digital Root 8
Name
one hundred twenty-eight million two hundred ninety-one thousand two hundred ten
Scientific notation
1.28291210 × 10^8
Engineering notation
1.28291210 × 10^6
Prime Factorization
2 × 5 × 3433 × 101 × 37
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
128291210
Product of the distinct prime numbers
The prime factorization of 128291210 is 2 × 5 × 3433 × 101 × 37.
Since it has a total of 5 prime factors.
4 , 3 , 19 , 49 , 982 , 867 , 1999 , 1632 , 327 , 74385 , 671104 , 508555 , 8501971 , 6794960 , 52645810 , 59355657 , 174438337 , 90383773 , 2551385613 , 1924817413
n×2
256582420
n×3
384873630
n×4
513164840
n×5
641456050
n÷2
64145605
n÷3
42763736.666667
n÷3
32072802.5
n÷5
25658242
n2
16458634563264100
n3
2.111498143069E+24
n4
2.7088665168707E+32
n5
3.4752376317783E+40
2 √n
11326.570972717
3 √n
504.35031966296
4 √n
106.42636408671
5 √n
41.844596101565
1 , 2 , 5 , 10 , 37 , 74 , 101 , 185 , 202 , 370 , 505 , 1010 , 3433 , 3737 , 6866 , 7474 , 17165 , 18685 , 34330 , 37370 , 127021 , 254042 , 346733 , 635105 , 693466 , 1270210 , 1733665 , 3467330 , 12829121 , 25658242 , 64145605 , 128291210
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
-128291209
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 128291210 can be divided by 32 positive divisors.
The sum of these divisors (counting 128291210) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111101001011001000110001010
3
Ternary
22221101212110022
4
Quaternary
13221121012022
5
Quinary
230320304320
6
Senary
20421420442
8
Octal
751310612
10
Decimal
128291210
12
Duodecimal
36b6a722
16
Hexadecimal
7a5918a
20
Vigesimal
201g80a
36
Base36
24dq4q
md5
822be95403ed44eed729903034d908d1
sha1
bcda34669b83b3414a766d3ae5bb2299a7bd02d8
sha256
ab991b08fc0bd09a4555c406f212558673778ad19d8424ba1f464937ef857c26
sha512
7ee36654c22bb841035a2dccb201886f51430ae9d01a9d72e274b0018c68955858ccd2a680ebdd8188463676c3518386efb068f66f19caf017d2bf9364f048b0
ripemd-160
25df25e4911dc5f215f4b79916f9a85fc2a35c55
Diameter
256582420
Circumference
806077445.71229
Area
5.170632543207E+16
Volume
8.844622739112E+24
Surface area
2.0682530172828E+17
Circumference
806077445.71229
Perimeter
513164840
Area
16458634563264100
Diagonal
181431169.11525
Surface area
98751807379584600
Volume
2.111498143069E+24
Space diagonal
222206893.88449
Perimeter
384873630
Area
7.1267978216957E+15
Altitude
111103446.94224
Surface area
7.1267978216957E+15
Volume
2.4884244257115E+23
Height
60477056.371752