128855797 (number)

128855797 is an odd 9-digits composite number following 128855796 and preceding 128855798. In scientific notation, it is written as 1.28855797 × 10^8. The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors. There are 110337552 positive integers (up to 128855797) that are relatively prime to 128855797.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million eight hundred fifty-five thousand seven hundred ninety-seven

Notation

Scientific notation 1.28855797 × 10^8
Engineering notation 1.28855797 × 10^6

Prime Factorization of 128855797

Prime Factorization 7 × 1063 × 17317

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 128855797
Product of the distinct prime numbers

The prime factorization of 128855797 is 7 × 1063 × 17317. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128855797)

Multiplication

n×y
n×2 257711594
n×3 386567391
n×4 515423188
n×5 644278985

Division

n÷y
n÷2 64427898.5
n÷3 42951932.333333
n÷3 32213949.25
n÷5 25771159.4

Exponentiation

ny
n2 16603816420505209
n3 2.1394979981059E+24
n4 2.7568671972584E+32
n5 3.5523831992589E+40

Nth Root

y√n
2√n 11351.466733423
3√n 505.08908927215
4√n 106.54326226197
5√n 41.881361577266

Divisors of 128855797

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 -128855796
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 128855797 can be divided by 8 positive divisors. The sum of these divisors (counting 128855797) is 1, the average is 0.125.

Base conversion 128855797

Base System Value
2 Binary 111101011100010111011110101
3 Ternary 22222110112220221
4 Quaternary 13223202323311
5 Quinary 230441341142
6 Senary 20441454341
8 Octal 753427365
10 Decimal 128855797
12 Duodecimal 371a13b1
16 Hexadecimal 7ae2ef5
20 Vigesimal 2056j9h
36 Base36 24ptrp

Cryptographic Hash Functions

md5 8671d6b392410565a9f12c61342712c1
sha1 b942ffd1377e70715b7ed5c207f2aebfb8751969
sha256 f5b0a7c2403e932347427e4bcfe30cfced8c9c08ca7c6605ddb6bc5e11abf0fd
sha512 b1c6a4ccd6c955f76d879dd64513a833ea77063212e6befb5ed0198fbea1ea9d518fa4375ac1b99fe70b1b854e6f8ee7bfb514e033cb48fd5e0d55ed8b743104
ripemd-160 84e33376d11df12afa30fbb3c304f683f789db04

128855797 as geometric shapes

Circle

Radius = n
Diameter 257711594
Circumference 809624850.45532
Area 5.2162427688213E+16

Sphere

Radius = n
Volume 8.961908257626E+24
Surface area 2.0864971075285E+17
Circumference 809624850.45532

Square

Length = n
Perimeter 515423188
Area 16603816420505209
Diagonal 182229615.70779

Cube

Length = n
Surface area 99622898523031254
Volume 2.1394979981059E+24
Space diagonal 223184787.25378

Equilateral Triangle

Length = n
Perimeter 386567391
Area 7.1896634099654E+15
Altitude 111592393.62689

Triangular Pyramid

Length = n
Surface area 7.1896634099654E+15
Volume 2.5214225713262E+23
Height 60743205.235931