128698977 is an odd 9-digits composite number following 128698976
and preceding 128698978 . In scientific notation, it is written as 1.28698977 × 10^8.
The sum of its digits is 57. It has a total of 4 prime factors and 16 positive divisors.
There are 77306880 positive integers (up to 128698977) that are relatively prime to 128698977.
128698977 has 16 divisors, whose sum is 188860608
The reverse of 128698977 is 779896821
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 57
Digital Root 3
Name
one hundred twenty-eight million six hundred ninety-eight thousand nine hundred seventy-seven
Scientific notation
1.28698977 × 10^8
Engineering notation
1.28698977 × 10^6
Prime Factorization
3 × 11 × 113 × 34513
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128698977
Product of the distinct prime numbers
The prime factorization of 128698977 is 3 × 11 × 113 × 34513.
Since it has a total of 4 prime factors.
7 , 2 , 59 , 56 , 473 , 59 , 6636 , 2563 , 54811 , 70439 , 11994 , 48493 , 2261179 , 6408971 , 478510 , 53635971 , 945180727 , 512092191 , 8657861341 , 7041755512
n×2
257397954
n×3
386096931
n×4
514795908
n×5
643494885
n÷2
64349488.5
n÷3
42899659
n÷3
32174744.25
n÷5
25739795.4
n2
16563426680846529
n3
2.1316960694395E+24
n4
2.7434710341178E+32
n5
3.5308191552009E+40
2 √n
11344.557153102
3 √n
504.8841050258
4 √n
106.51083115394
5 √n
41.87116252548
1 , 3 , 11 , 33 , 113 , 339 , 1243 , 3729 , 34513 , 103539 , 379643 , 1138929 , 3899969 , 11699907 , 42899659 , 128698977
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128698976
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128698977 can be divided by 16 positive divisors.
The sum of these divisors (counting 128698977) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101010111100101001100001
3
Ternary
22222011120210210
4
Quaternary
13222330221201
5
Quinary
230421331402
6
Senary
20434244333
8
Octal
752745141
10
Decimal
128698977
12
Duodecimal
371266a9
16
Hexadecimal
7abca61
20
Vigesimal
204778h
36
Base36
24mgrl
md5
6e916c8d0f7523ea493cf985bdc316d2
sha1
aa1000eea6c31fafb081a167826bc9c011dbd848
sha256
ecba657e4fb2829171d4bb8b13860dc707e5e8ea79553da4b73004c5a95d904e
sha512
c7dfc982e7541f12c1bbb9a2ef366165a5f1acc6f207cd3e10d3b63ee98d3235b81128928bd053d787a81301ce104492e3982c995e31b194d9c29ecc7ab9a7a6
ripemd-160
c9d7bdd3c61e5ce1e279dba4e81fc87aa59033e6
Diameter
257397954
Circumference
808639521.33544
Area
5.2035539578821E+16
Volume
8.9292276152496E+24
Surface area
2.0814215831528E+17
Circumference
808639521.33544
Perimeter
514795908
Area
16563426680846529
Diagonal
182007838.73694
Surface area
99380560085079174
Volume
2.1316960694395E+24
Space diagonal
222913167.04614
Perimeter
386096931
Area
7.172174139667E+15
Altitude
111456583.52307
Surface area
7.172174139667E+15
Volume
2.5122279102156E+23
Height
60669279.578981