128225440 (number)

128225440 is an even 9-digits composite number following 128225439 and preceding 128225441. In scientific notation, it is written as 1.28225440 × 10^8. The sum of its digits is 28. It has a total of 8 prime factors and 48 positive divisors. There are 43962624 positive integers (up to 128225440) that are relatively prime to 128225440.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million two hundred twenty-five thousand four hundred forty

Notation

Scientific notation 1.28225440 × 10^8
Engineering notation 1.28225440 × 10^6

Prime Factorization of 128225440

Prime Factorization 2 × 2 × 2 × 2 × 2 × 5 × 7 × 114487

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 8014090
Product of the distinct prime numbers

The prime factorization of 128225440 is 2 × 2 × 2 × 2 × 2 × 5 × 7 × 114487. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128225440)

Multiplication

n×y
n×2 256450880
n×3 384676320
n×4 512901760
n×5 641127200

Division

n÷y
n÷2 64112720
n÷3 42741813.333333
n÷3 32056360
n÷5 25645088

Exponentiation

ny
n2 16441763463193600
n3 2.1082523544439E+24
n4 2.7033158577961E+32
n5 3.4663386532488E+40

Nth Root

y√n
2√n 11323.667250498
3√n 504.26411788639
4√n 106.41272128133
5√n 41.84030479646

Divisors of 128225440

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128225439
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128225440 can be divided by 48 positive divisors. The sum of these divisors (counting 128225440) is 1, the average is 0.020833333333333.

Base conversion 128225440

Base System Value
2 Binary 111101001001001000010100000
3 Ternary 22221021112020101
4 Quaternary 13221021002200
5 Quinary 230311203230
6 Senary 20420152144
8 Octal 751110240
10 Decimal 128225440
12 Duodecimal 36b38654
16 Hexadecimal 7a490a0
20 Vigesimal 20183c0
36 Base36 24cbds

Cryptographic Hash Functions

md5 6795a837d28ba78bb3fc393b375721ea
sha1 1d04ccd53f3e20d9c9f32b60ccabc1dbd30e07af
sha256 515a82acc09026d60e3a6d74a8a014753c663f42233d8e730fb4e6a30c7212aa
sha512 40e5d008efe67552c4538047cafddc21d1a9dd55acc8c1072e34cfb8cbac93e11c0558e78d6ddfdaef5adea9f3d1fc0b2ab274f007d822d0a228c5a545b4e6b8
ripemd-160 661574b8a44f7beef9e7c49edcbee25192757f35

128225440 as geometric shapes

Circle

Radius = n
Diameter 256450880
Circumference 805664200.61464
Area 5.165332330803E+16

Sphere

Radius = n
Volume 8.8310268115126E+24
Surface area 2.0661329323212E+17
Circumference 805664200.61464

Square

Length = n
Perimeter 512901760
Area 16441763463193600
Diagonal 181338156.28926

Cube

Length = n
Surface area 98650580779161600
Volume 2.1082523544439E+24
Space diagonal 222092976.90287

Equilateral Triangle

Length = n
Perimeter 384676320
Area 7.1194924210702E+15
Altitude 111046488.45144

Triangular Pyramid

Length = n
Surface area 7.1194924210702E+15
Volume 2.484599227133E+23
Height 60446052.096419