128215369 is an odd 9-digits prime number following 128215368
and preceding 128215370 . In scientific notation, it is written as 1.28215369 × 10^8.
The sum of its digits is 37. It has a total of 1 prime factors and 2 positive divisors.
There are 128215368 positive integers (up to 128215369) that are relatively prime to 128215369.
128215369 has 2 divisors, whose sum is 128215370
The reverse of 128215369 is 963512821
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 37 Digital Root 1
Name
one hundred twenty-eight million two hundred fifteen thousand three hundred sixty-nine
Scientific notation
1.28215369 × 10^8
Engineering notation
1.28215369 × 10^6
Prime Factorization
128215369
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
128215369 Product of the distinct prime numbers
The prime factorization of 128215369 is 128215369.
Since it has a total of 1 prime factors.
3 , 3 , 62 , 31 , 487 , 148 , 9328 , 8022 , 22447 , 57172 , 916466 , 503965 , 4529465 , 6932528 , 54453409 , 23918689 , 117973488 , 850576751 , 2585776663 , 114567825
n×2
256430738
n×3
384646107
n×4
512861476
n×5
641076845
n÷2
64107684.5
n÷3
42738456.333333
n÷3
32053842.25
n÷5
25643073.8
n2
16439180847806161
n3
2.1077556384592E+24
n4
2.7024666694688E+32
n5
3.4649776123614E+40
2 √n11323.222553673
3 √n504.25091567812
4 √n106.41063176992
5 √n41.839647536952
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
128215370 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
64107685 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
11323.22259783 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999844012 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128215369 can be divided by 2 positive divisors.
The sum of these divisors (counting 128215369) is 128215370, the average is 64107685.
Base
System
Value
2
Binary
111101001000110100101001001
3
Ternary
22221021000102101
4
Quaternary
13221012211021
5
Quinary
230310342434
6
Senary
20420033401
8
Octal
751064511
10
Decimal
128215369
12
Duodecimal
36b32861
16
Hexadecimal
7a46949
20
Vigesimal
2016i89
36
Base36
24c3m1
md5
14f3a1de7e61867e3bb7266027c28eb4
sha1
4aca75c42efa5911ce97ee5b29c6b9054a605e63
sha256
088f169a25cca7301370593bfd3942f8e112501a4333b508fc2614f4f5b5bf0f
sha512
ff6165b387f4dfc747b70f73c22c98b8b232e97ff907ecf652ec5a3ca6f5fbffda6e8f7418571b3c017b0b1ff575fbb4d5ea42ba9a041ca82fa7d04e94b7ccb6
ripemd-160
1dcc319eb862d2376daa50a18ea0d9a2a6d54400
Diameter
256430738
Circumference
805600922.65541
Area
5.1645209782502E+16
Volume
8.8289461724612E+24
Surface area
2.0658083913001E+17
Circumference
805600922.65541
Perimeter
512861476
Area
16439180847806161
Diagonal
181323913.74447
Surface area
98635085086836966
Volume
2.1077556384592E+24
Space diagonal
222075533.41919
Perimeter
384646107
Area
7.1183741158034E+15
Altitude
111037766.7096
Surface area
7.1183741158034E+15
Volume
2.4840138417311E+23
Height
60441304.58149