128961589 (number)

128961589 is an odd 9-digits composite number following 128961588 and preceding 128961590. In scientific notation, it is written as 1.28961589 × 10^8. The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors. There are 127820224 positive integers (up to 128961589) that are relatively prime to 128961589.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million nine hundred sixty-one thousand five hundred eighty-nine

Notation

Scientific notation 1.28961589 × 10^8
Engineering notation 1.28961589 × 10^6

Prime Factorization of 128961589

Prime Factorization 113 × 1141253

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 128961589
Product of the distinct prime numbers

The prime factorization of 128961589 is 113 × 1141253. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128961589)

Multiplication

n×y
n×2 257923178
n×3 386884767
n×4 515846356
n×5 644807945

Division

n÷y
n÷2 64480794.5
n÷3 42987196.333333
n÷3 32240397.25
n÷5 25792317.8

Exponentiation

ny
n2 16631091437404921
n3 2.144771978572E+24
n4 2.7659320239932E+32
n5 3.5669898888015E+40

Nth Root

y√n
2√n 11356.125615719
3√n 505.22727932501
4√n 106.56512382445
5√n 41.888236329909

Divisors of 128961589

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128961588
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128961589 can be divided by 4 positive divisors. The sum of these divisors (counting 128961589) is 1, the average is 0.25.

Base conversion 128961589

Base System Value
2 Binary 111101011111100110000110101
3 Ternary 22222122221001011
4 Quaternary 13223330300311
5 Quinary 231003232324
6 Senary 20444032221
8 Octal 753746065
10 Decimal 128961589
12 Duodecimal 37232671
16 Hexadecimal 7afcc35
20 Vigesimal 20603j9
36 Base36 24s3ed

Cryptographic Hash Functions

md5 72418430b1c176e49660f97ffd2bc85a
sha1 861427bd5ecf7377a09fdc4451716d936528f0dd
sha256 ba05797f5578dd9e4796af03d1494497e5b21d391a5016af64576d0f3da81385
sha512 c6904dd4186349807f57e46a846cbcc84b81fd297ba85d19bf81f0fb5e0ba27304dc9865c78119b37b5604c40b3343add4e24555cc7dd9299f7830ac7d19173f
ripemd-160 51b460300877e654473c3e3c3aa2829ccce993d0

128961589 as geometric shapes

Circle

Radius = n
Diameter 257923178
Circumference 810289561.19533
Area 5.2248114680931E+16

Sphere

Radius = n
Volume 8.9839998553429E+24
Surface area 2.0899245872373E+17
Circumference 810289561.19533

Square

Length = n
Perimeter 515846356
Area 16631091437404921
Diagonal 182379228.18898

Cube

Length = n
Surface area 99786548624429526
Volume 2.144771978572E+24
Space diagonal 223368024.37282

Equilateral Triangle

Length = n
Perimeter 386884767
Area 7.2014738387273E+15
Altitude 111684012.18641

Triangular Pyramid

Length = n
Surface area 7.2014738387273E+15
Volume 2.527638016912E+23
Height 60793076.062995