128698813 is an odd 9-digits prime number following 128698812
and preceding 128698814 . In scientific notation, it is written as 1.28698813 × 10^8.
The sum of its digits is 46. It has a total of 1 prime factors and 2 positive divisors.
There are 128698812 positive integers (up to 128698813) that are relatively prime to 128698813.
128698813 has 2 divisors, whose sum is 128698814
The reverse of 128698813 is 318896821
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 46 Digital Root 1
Name
one hundred twenty-eight million six hundred ninety-eight thousand eight hundred thirteen
Scientific notation
1.28698813 × 10^8
Engineering notation
1.28698813 × 10^6
Prime Factorization
128698813
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
128698813 Product of the distinct prime numbers
The prime factorization of 128698813 is 128698813.
Since it has a total of 1 prime factors.
10 , 4 , 44 , 58 , 570 , 232 , 302 , 435 , 51926 , 91065 , 227666 , 436993 , 1888576 , 2253457 , 78971179 , 30129351 , 84459302 , 731285271 , 8955164567 , 4476469338
n×2
257397626
n×3
386096439
n×4
514795252
n×5
643494065
n÷2
64349406.5
n÷3
42899604.333333
n÷3
32174703.25
n÷5
25739762.6
n2
16563384467608969
n3
2.1316879202439E+24
n4
2.7434570502183E+32
n5
3.5307966587958E+40
2 √n11344.549924964
3 √n504.88389056922
4 √n106.51079722246
5 √n41.871151854262
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
128698814 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
64349407 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
11344.549969038 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999844598 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128698813 can be divided by 2 positive divisors.
The sum of these divisors (counting 128698813) is 128698814, the average is 64349407.
Base
System
Value
2
Binary
111101010111100100110111101
3
Ternary
22222011120120201
4
Quaternary
13222330212331
5
Quinary
230421330223
6
Senary
20434243501
8
Octal
752744675
10
Decimal
128698813
12
Duodecimal
37126591
16
Hexadecimal
7abc9bd
20
Vigesimal
204770d
36
Base36
24mgn1
md5
d9862b262c7692860b6a6afe27e9fd2e
sha1
5bd2f752002a65152eea1b162f12030e41ab1801
sha256
1a33d0ccab18332afdea19f9fb4492fd137a9d34809921f41b5fa91a65d880b3
sha512
4b06ceb1ba710fc5cdead13c7ae77de5edc83c627b843b0a9563aa4b37c3c9dc8527ae3451299b023fdc86031e19fa33caea86b628767feae2eaeeb1a63ef5c0
ripemd-160
e216365798aceed0975b1a6edf50e60df4662172
Diameter
257397626
Circumference
808638490.89305
Area
5.2035406962024E+16
Volume
8.9291934799792E+24
Surface area
2.0814162784809E+17
Circumference
808638490.89305
Perimeter
514795252
Area
16563384467608969
Diagonal
182007606.80592
Surface area
99380306805653814
Volume
2.1316879202439E+24
Space diagonal
222912882.98981
Perimeter
386096439
Area
7.172155860799E+15
Altitude
111456441.4949
Surface area
7.172155860799E+15
Volume
2.5122183062965E+23
Height
60669202.26864