128798910 (number)

128798910 is an even 9-digits composite number following 128798909 and preceding 128798911. In scientific notation, it is written as 1.28798910 × 10^8. The sum of its digits is 45. It has a total of 5 prime factors and 32 positive divisors. There are 32534784 positive integers (up to 128798910) that are relatively prime to 128798910.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million seven hundred ninety-eight thousand nine hundred ten

Notation

Scientific notation 1.28798910 × 10^8
Engineering notation 1.28798910 × 10^6

Prime Factorization of 128798910

Prime Factorization 2 × 81 × 5 × 19 × 8369

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 128798910
Product of the distinct prime numbers

The prime factorization of 128798910 is 2 × 81 × 5 × 19 × 8369. Since it has a total of 5 prime factors.

Most popular turbo-numbers

10, 7, 36, 20, 541, 4, 8337, 701, 70673, 50250, 471393, 374746, 3144552, 3860367, 30575820, 75103034, 542816434, 894883996, 3394541770, 3504962496

Basic calculations (n = 128798910)

Multiplication

n×y
n×2 257597820
n×3 386396730
n×4 515195640
n×5 643994550

Division

n÷y
n÷2 64399455
n÷3 42932970
n÷3 32199727.5
n÷5 25759782

Exponentiation

ny
n2 16589159217188100
n3 2.1366656249903E+24
n4 2.7520020353322E+32
n5 3.5445486246856E+40

Nth Root

y√n
2√n 11348.960745372
3√n 505.01474975708
4√n 106.53150118802
5√n 41.87766298409

Divisors of 128798910

1, 2, 5, 10, 19, 38, 81, 95, 162, 190, 405, 810, 1539, 3078, 7695, 8369, 15390, 16738, 41845, 83690, 159011, 318022, 677889, 795055, 1355778, 1590110, 3389445, 6778890, 12879891, 25759782, 64399455, 128798910

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128798909
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128798910 can be divided by 32 positive divisors. The sum of these divisors (counting 128798910) is 1, the average is 0.03125.

Base conversion 128798910

Base System Value
2 Binary 111101011010101000010111110
3 Ternary 22222100122220000
4 Quaternary 13223111002332
5 Quinary 230433031120
6 Senary 20440335130
8 Octal 753250276
10 Decimal 128798910
12 Duodecimal 371744a6
16 Hexadecimal 7ad50be
20 Vigesimal 204jh5a
36 Base36 24olvi

Cryptographic Hash Functions

md5 7585bd732c2be08c8665fb1dddb81fb8
sha1 52f608407639c2d8bcba0c3b94a6120d0680327b
sha256 49008ed1bf4daa0d858c3f0da6eaff3843c5f6487aada2e8d0d70ba92066bc0f
sha512 f6568da03e5cfc4442d37e80c1841657e0b7496574e62a5951f48aebd44b42179a46e1f17d656771c91af5dc54b886f1cf53488bd698fbc0dcf0a663c9c59b54
ripemd-160 c5637bd83dbf09c6985e24a6f142348d463a27b1

128798910 as geometric shapes

Circle

Radius = n
Diameter 257597820
Circumference 809267418.89275
Area 5.211638072595E+16

Sphere

Radius = n
Volume 8.9500440408631E+24
Surface area 2.084655229038E+17
Circumference 809267418.89275

Square

Length = n
Perimeter 515195640
Area 16589159217188100
Diagonal 182149165.34087

Cube

Length = n
Surface area 99534955303128600
Volume 2.1366656249903E+24
Space diagonal 223086256.07949

Equilateral Triangle

Length = n
Perimeter 386396730
Area 7.1833166547548E+15
Altitude 111543128.03975

Triangular Pyramid

Length = n
Surface area 7.1833166547548E+15
Volume 2.518084587598E+23
Height 60716388.446957