128698977 (number)

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.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million six hundred ninety-eight thousand nine hundred seventy-seven

Notation

Scientific notation 1.28698977 × 10^8
Engineering notation 1.28698977 × 10^6

Prime Factorization of 128698977

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.

Most popular turbo-numbers

Basic calculations (n = 128698977)

Multiplication

n×y
n×2 257397954
n×3 386096931
n×4 514795908
n×5 643494885

Division

n÷y
n÷2 64349488.5
n÷3 42899659
n÷3 32174744.25
n÷5 25739795.4

Exponentiation

ny
n2 16563426680846529
n3 2.1316960694395E+24
n4 2.7434710341178E+32
n5 3.5308191552009E+40

Nth Root

y√n
2√n 11344.557153102
3√n 504.8841050258
4√n 106.51083115394
5√n 41.87116252548

Divisors of 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 conversion 128698977

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

Cryptographic Hash Functions

md5 6e916c8d0f7523ea493cf985bdc316d2
sha1 aa1000eea6c31fafb081a167826bc9c011dbd848
sha256 ecba657e4fb2829171d4bb8b13860dc707e5e8ea79553da4b73004c5a95d904e
sha512 c7dfc982e7541f12c1bbb9a2ef366165a5f1acc6f207cd3e10d3b63ee98d3235b81128928bd053d787a81301ce104492e3982c995e31b194d9c29ecc7ab9a7a6
ripemd-160 c9d7bdd3c61e5ce1e279dba4e81fc87aa59033e6

128698977 as geometric shapes

Circle

Radius = n
Diameter 257397954
Circumference 808639521.33544
Area 5.2035539578821E+16

Sphere

Radius = n
Volume 8.9292276152496E+24
Surface area 2.0814215831528E+17
Circumference 808639521.33544

Square

Length = n
Perimeter 514795908
Area 16563426680846529
Diagonal 182007838.73694

Cube

Length = n
Surface area 99380560085079174
Volume 2.1316960694395E+24
Space diagonal 222913167.04614

Equilateral Triangle

Length = n
Perimeter 386096931
Area 7.172174139667E+15
Altitude 111456583.52307

Triangular Pyramid

Length = n
Surface area 7.172174139667E+15
Volume 2.5122279102156E+23
Height 60669279.578981