128693498 is an even 9-digits composite number following 128693497
and preceding 128693499 . In scientific notation, it is written as 1.28693498 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 60960060 positive integers (up to 128693498) that are relatively prime to 128693498.
128693498 has 8 divisors, whose sum is 203200320
The reverse of 128693498 is 894396821
Previous prime number is 19
Is Prime? no
Number parity even
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred twenty-eight million six hundred ninety-three thousand four hundred ninety-eight
Scientific notation
1.28693498 × 10^8
Engineering notation
1.28693498 × 10^6
Prime Factorization
2 × 19 × 3386671
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128693498
Product of the distinct prime numbers
The prime factorization of 128693498 is 2 × 19 × 3386671.
Since it has a total of 3 prime factors.
7 , 5 , 99 , 100 , 725 , 762 , 2614 , 5575 , 15749 , 41860 , 437603 , 426641 , 9915907 , 975855 , 4206942 , 2258689 , 545502555 , 921296212 , 6285732500 , 3144999141
n×2
257386996
n×3
386080494
n×4
514773992
n×5
643467490
n÷2
64346749
n÷3
42897832.666667
n÷3
32173374.5
n÷5
25738699.6
n2
16562016427476004
n3
2.1314238279854E+24
n4
2.7430038814399E+32
n5
3.5300676453007E+40
2 √n
11344.315669092
3 √n
504.87694024658
4 √n
106.50969753544
5 √n
41.870806009816
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
-128693497
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 128693498 can be divided by 8 positive divisors.
The sum of these divisors (counting 128693498) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101010111011010011111010
3
Ternary
22222011022021212
4
Quaternary
13222323103322
5
Quinary
230421142443
6
Senary
20434203122
8
Octal
752732372
10
Decimal
128693498
12
Duodecimal
371234a2
16
Hexadecimal
7abb4fa
20
Vigesimal
2046dei
36
Base36
24mcje
md5
a3d92240bcae6e97e0e0ca29429954a6
sha1
b0798adcd5cd74dc2876eefc0c89411549c6c486
sha256
b8cfa96f118e9b76e00c2f19bb783fbeda08bb2f2167c81d04e40d3838a6c10e
sha512
4313abaeb15186939370d0284455134294a7c83e0c29c596e684ef9d8f4b923b98b74cfb5658c6add9a3878e9ff5c506ff8676a8cfc342a4203ddef5345b9339
ripemd-160
1a090c367346721af9b09edd8b98b1723dfd5341
Diameter
257386996
Circumference
808605095.76315
Area
5.2031109137192E+16
Volume
8.9280872529133E+24
Surface area
2.0812443654877E+17
Circumference
808605095.76315
Perimeter
514773992
Area
16562016427476004
Diagonal
182000090.26083
Surface area
99372098564856024
Volume
2.1314238279854E+24
Space diagonal
222903677.13976
Perimeter
386080494
Area
7.1715634820447E+15
Altitude
111451838.56988
Surface area
7.1715634820447E+15
Volume
2.5119070705851E+23
Height
60666696.753612