28173868 (number)

28173868 is an even 8-digits composite number following 28173867 and preceding 28173869. In scientific notation, it is written as 2.8173868 × 10^7. The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors. There are 13787120 positive integers (up to 28173868) that are relatively prime to 28173868.

Interesting facts

Basic properties

Name

Name twenty-eight million one hundred seventy-three thousand eight hundred sixty-eight

Notation

Scientific notation 2.8173868 × 10^7
Engineering notation 2.8173868 × 10^6

Prime Factorization of 28173868

Prime Factorization 2 × 2 × 47 × 149861

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 14086934
Product of the distinct prime numbers

The prime factorization of 28173868 is 2 × 2 × 47 × 149861. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 5, 99, 50, 96, 521, 4332, 1179, 76194, 61563, 959505, 497851, 6682093, 2086730, 43743413, 14633527, 66111727, 69185482, 9485215257, 1245440329

Basic calculations (n = 28173868)

Multiplication

n×y
n×2 56347736
n×3 84521604
n×4 112695472
n×5 140869340

Division

n÷y
n÷2 14086934
n÷3 9391289.3333333
n÷3 7043467
n÷5 5634773.6

Exponentiation

ny
n2 793766838081424
n3 2.2363482118883E+22
n4 6.3006579323778E+29
n5 1.7751390489997E+37

Nth Root

y√n
2√n 5307.9061785228
3√n 304.28613122602
4√n 72.855378514717
5√n 30.900769543814

Divisors of 28173868

1, 2, 4, 47, 94, 188, 149861, 299722, 599444, 7043467, 14086934, 28173868

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28173867
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28173868 can be divided by 12 positive divisors. The sum of these divisors (counting 28173868) is 1, the average is 0.083333333333333.

Base conversion 28173868

Base System Value
2 Binary 1101011011110011000101100
3 Ternary 1222000101021121
4 Quaternary 1223132120230
5 Quinary 24203030433
6 Senary 2443510324
8 Octal 153363054
10 Decimal 28173868
12 Duodecimal 95283a4
16 Hexadecimal 1ade62c
20 Vigesimal 8g1ed8
36 Base36 grv3g

Cryptographic Hash Functions

md5 1c31efce53c652e9abf2ef8a4306c377
sha1 5b34311f39bd818ba0fd01416ac01519e1159fe6
sha256 234963cfd6c7c9a336de754cb638fdd8b70eaed48e26196581648f741804cb14
sha512 7d46d832292dece28bbe56a2f68a4f4e8981101bbafb9c3ba79028420792cf2d4d5055b769dc18553e9da1cbf8fc544263a12e5f1245d2169dc76ef5df24636a
ripemd-160 5aef8b2adbfb8e77a34bc43c1a781bc9350f7056

28173868 as geometric shapes

Circle

Radius = n
Diameter 56347736
Circumference 177021633.46402
Area 2.4936920671798E+15

Sphere

Radius = n
Volume 9.3675934844494E+22
Surface area 9.9747682687192E+15
Circumference 177021633.46402

Square

Length = n
Perimeter 112695472
Area 793766838081424
Diagonal 39843866.230109

Cube

Length = n
Surface area 4762601028488544
Volume 2.2363482118883E+22
Space diagonal 48798570.821739

Equilateral Triangle

Length = n
Perimeter 84521604
Area 3.4371112323008E+14
Altitude 24399285.410869

Triangular Pyramid

Length = n
Surface area 3.4371112323008E+14
Volume 2.6355616428678E+21
Height 13281288.74337