28984857 (number)

28984857 is an odd 8-digits composite number following 28984856 and preceding 28984858. In scientific notation, it is written as 2.8984857 × 10^7. The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors. There are 17525520 positive integers (up to 28984857) that are relatively prime to 28984857.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred eighty-four thousand eight hundred fifty-seven

Notation

Scientific notation 2.8984857 × 10^7
Engineering notation 2.8984857 × 10^6

Prime Factorization of 28984857

Prime Factorization 33 × 1447 × 607

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28984857
Product of the distinct prime numbers

The prime factorization of 28984857 is 33 × 1447 × 607. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28984857)

Multiplication

n×y
n×2 57969714
n×3 86954571
n×4 115939428
n×5 144924285

Division

n÷y
n÷2 14492428.5
n÷3 9661619
n÷3 7246214.25
n÷5 5796971.4

Exponentiation

ny
n2 840121935310449
n3 2.4350814157537E+22
n4 7.0580486618977E+29
n5 2.0457653116415E+37

Nth Root

y√n
2√n 5383.758631291
3√n 307.17819728823
4√n 73.374100548429
5√n 31.076652563799

Divisors of 28984857

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 -28984856
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 28984857 can be divided by 8 positive divisors. The sum of these divisors (counting 28984857) is 1, the average is 0.125.

Base conversion 28984857

Base System Value
2 Binary 1101110100100011000011001
3 Ternary 2000112120202020
4 Quaternary 1232210120121
5 Quinary 24410003412
6 Senary 2513125053
8 Octal 156443031
10 Decimal 28984857
12 Duodecimal 9859789
16 Hexadecimal 1ba4619
20 Vigesimal 91322h
36 Base36 h98ux

Cryptographic Hash Functions

md5 8c7f37758f9988c8a13130dac3f1a923
sha1 68ebafed32b9305579ab415ad6e7d20ee3aacf41
sha256 805e3e109a066088e049094aaea2020030f9b9de026b737d0b7c4e3955212afa
sha512 ddf6943bea5147d40e895234ca8499314cdd9401b5a0679128fd469f93ec52f7796cb5c7e3afbff7b143fe63175f5060b0a4fbd056bb119ea779c3a349f49e65
ripemd-160 f3c848096be9483b3f4901c3e756475d5c6009c9

28984857 as geometric shapes

Circle

Radius = n
Diameter 57969714
Circumference 182117227.6331
Area 2.6393209000909E+15

Sphere

Radius = n
Volume 1.0200045182166E+23
Surface area 1.0557283600364E+16
Circumference 182117227.6331

Square

Length = n
Perimeter 115939428
Area 840121935310449
Diagonal 40990777.872845

Cube

Length = n
Surface area 5040731611862694
Volume 2.4350814157537E+22
Space diagonal 50203244.974118

Equilateral Triangle

Length = n
Perimeter 86954571
Area 3.637834691277E+14
Altitude 25101622.487059

Triangular Pyramid

Length = n
Surface area 3.637834691277E+14
Volume 2.8697709697013E+21
Height 13663592.624282