128834989 (number)

128834989 is an odd 9-digits composite number following 128834988 and preceding 128834990. In scientific notation, it is written as 1.28834989 × 10^8. The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors. There are 125954160 positive integers (up to 128834989) that are relatively prime to 128834989.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million eight hundred thirty-four thousand nine hundred eighty-nine

Notation

Scientific notation 1.28834989 × 10^8
Engineering notation 1.28834989 × 10^6

Prime Factorization of 128834989

Prime Factorization 61 × 167 × 12647

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 128834989
Product of the distinct prime numbers

The prime factorization of 128834989 is 61 × 167 × 12647. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128834989)

Multiplication

n×y
n×2 257669978
n×3 386504967
n×4 515339956
n×5 644174945

Division

n÷y
n÷2 64417494.5
n÷3 42944996.333333
n÷3 32208747.25
n÷5 25766997.8

Exponentiation

ny
n2 16598454390630121
n3 2.1384616888338E+24
n4 2.7550868815783E+32
n5 3.5495158808218E+40

Nth Root

y√n
2√n 11350.550162878
3√n 505.06190006844
4√n 106.53896077435
5√n 41.880008865648

Divisors of 128834989

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 -128834988
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 128834989 can be divided by 8 positive divisors. The sum of these divisors (counting 128834989) is 1, the average is 0.125.

Base conversion 128834989

Base System Value
2 Binary 111101011011101110110101101
3 Ternary 22222102111101021
4 Quaternary 13223131312231
5 Quinary 230440204424
6 Senary 20441214141
8 Octal 753356655
10 Decimal 128834989
12 Duodecimal 37191351
16 Hexadecimal 7adddad
20 Vigesimal 2054799
36 Base36 24pdpp

Cryptographic Hash Functions

md5 8d50053affc36af495b97eeb8767af6f
sha1 e73bffc3fa62831eb0eec3b95a1ddcd6db2b5f34
sha256 e85a28cbe35d5f7135e59c095cbf1d2f75005abaf99616f6d559b4c481fc3745
sha512 a26b50f068c8cad774a44e3e991e22279aec280bf6713eb217236325bad41ef21d79dc3ac6026fd1455f130816d576461f341170c8bdd32692df34a0f909ac6a
ripemd-160 3797fcf418fb6f6e897b9eea2e3abad74ed35e99

128834989 as geometric shapes

Circle

Radius = n
Diameter 257669978
Circumference 809494109.93544
Area 5.2145582374549E+16

Sphere

Radius = n
Volume 8.9575673754981E+24
Surface area 2.085823294982E+17
Circumference 809494109.93544

Square

Length = n
Perimeter 515339956
Area 16598454390630121
Diagonal 182200188.75199

Cube

Length = n
Surface area 99590726343780726
Volume 2.1384616888338E+24
Space diagonal 223148746.74058

Equilateral Triangle

Length = n
Perimeter 386504967
Area 7.1873415829215E+15
Altitude 111574373.37029

Triangular Pyramid

Length = n
Surface area 7.1873415829215E+15
Volume 2.5202012691367E+23
Height 60733396.250663