28984890 (number)

28984890 is an even 8-digits composite number following 28984889 and preceding 28984891. In scientific notation, it is written as 2.8984890 × 10^7. The sum of its digits is 48. It has a total of 5 prime factors and 32 positive divisors. There are 7026560 positive integers (up to 28984890) that are relatively prime to 28984890.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred eighty-four thousand eight hundred ninety

Notation

Scientific notation 2.8984890 × 10^7
Engineering notation 2.8984890 × 10^6

Prime Factorization of 28984890

Prime Factorization 2 × 3 × 11 × 5 × 87833

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 28984890
Product of the distinct prime numbers

The prime factorization of 28984890 is 2 × 3 × 11 × 5 × 87833. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 9, 53, 93, 492, 841, 3577, 9684, 36558, 12480, 420053, 945046, 8896794, 3394289, 68991384, 2140529, 805482238, 541882502, 9294510037, 156850108

Basic calculations (n = 28984890)

Multiplication

n×y
n×2 57969780
n×3 86954670
n×4 115939560
n×5 144924450

Division

n÷y
n÷2 14492445
n÷3 9661630
n÷3 7246222.5
n÷5 5796978

Exponentiation

ny
n2 840123848312100
n3 2.4350897329703E+22
n4 7.0580808050273E+29
n5 2.0457769574483E+37

Nth Root

y√n
2√n 5383.7616960635
3√n 307.17831386493
4√n 73.374121432992
5√n 31.076659640108

Divisors of 28984890

1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 87833, 175666, 263499, 439165, 526998, 878330, 966163, 1317495, 1932326, 2634990, 2898489, 4830815, 5796978, 9661630, 14492445, 28984890

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28984889
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28984890 can be divided by 32 positive divisors. The sum of these divisors (counting 28984890) is 1, the average is 0.03125.

Base conversion 28984890

Base System Value
2 Binary 1101110100100011000111010
3 Ternary 2000112120210110
4 Quaternary 1232210120322
5 Quinary 24410004030
6 Senary 2513125150
8 Octal 156443072
10 Decimal 28984890
12 Duodecimal 98597b6
16 Hexadecimal 1ba463a
20 Vigesimal 91324a
36 Base36 h98vu

Cryptographic Hash Functions

md5 0d9bd0e42653a4ce44b6d8fa1a89acbd
sha1 e5596a6caae988955cc67c2125229f504a434645
sha256 3384e6e79a0fdddddce1a87fbc707882608ec51252a140df04fd96b1935c44dd
sha512 5ec2f9075e4a47fa52138b9b5b5f3d499e8efa0cdc88ce478c055231028709f507564a564f16daf804e0f265564ec62154202d300fd3da4992673145e66cf21c
ripemd-160 c2a1061e92053cb7e6a1b52c2a65604150052965

28984890 as geometric shapes

Circle

Radius = n
Diameter 57969780
Circumference 182117434.97822
Area 2.6393269099629E+15

Sphere

Radius = n
Volume 1.0200080021242E+23
Surface area 1.0557307639852E+16
Circumference 182117434.97822

Square

Length = n
Perimeter 115939560
Area 840123848312100
Diagonal 40990824.541892

Cube

Length = n
Surface area 5040743089872600
Volume 2.4350897329703E+22
Space diagonal 50203302.131795

Equilateral Triangle

Length = n
Perimeter 86954670
Area 3.6378429748171E+14
Altitude 25101651.065898

Triangular Pyramid

Length = n
Surface area 3.6378429748171E+14
Volume 2.8697807716351E+21
Height 13663608.180631