28378747 (number)

28378747 is an odd 8-digits composite number following 28378746 and preceding 28378748. In scientific notation, it is written as 2.8378747 × 10^7. The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors. There are 28214536 positive integers (up to 28378747) that are relatively prime to 28378747.

Interesting facts

Basic properties

Name

Name twenty-eight million three hundred seventy-eight thousand seven hundred forty-seven

Notation

Scientific notation 2.8378747 × 10^7
Engineering notation 2.8378747 × 10^6

Prime Factorization of 28378747

Prime Factorization 173 × 164039

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28378747
Product of the distinct prime numbers

The prime factorization of 28378747 is 173 × 164039. Since it has a total of 2 prime factors.

Most popular turbo-numbers

4, 10, 41, 72, 370, 218, 5005, 6945, 45059, 2, 163064, 893968, 9316218, 8614904, 14620565, 98977006, 483539838, 53862120, 4663655644, 9977552175

Basic calculations (n = 28378747)

Multiplication

n×y
n×2 56757494
n×3 85136241
n×4 113514988
n×5 141893735

Division

n÷y
n÷2 14189373.5
n÷3 9459582.3333333
n÷3 7094686.75
n÷5 5675749.4

Exponentiation

ny
n2 805353281290009
n3 2.2854917015349E+22
n4 6.4859390768458E+29
n5 1.8406282411922E+37

Nth Root

y√n
2√n 5327.1706374022
3√n 305.02193517777
4√n 72.98746904368
5√n 30.945581164653

Divisors of 28378747

1, 173, 164039, 28378747

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28378746
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28378747 can be divided by 4 positive divisors. The sum of these divisors (counting 28378747) is 1, the average is 0.25.

Base conversion 28378747

Base System Value
2 Binary 1101100010000011001111011
3 Ternary 1222101210022201
4 Quaternary 1230100121323
5 Quinary 24231104442
6 Senary 2452131031
8 Octal 154203173
10 Decimal 28378747
12 Duodecimal 9606a77
16 Hexadecimal 1b1067b
20 Vigesimal 8h76h7
36 Base36 gw96j

Cryptographic Hash Functions

md5 5218cfd2082b1abe82014506c2545580
sha1 1a178ee1d6f8a742eb619f82b6d57954ef0981fe
sha256 56bcfd25ef2ac82ec6899021f702989acec547ff0f6ddd02c94a08656368a045
sha512 8a3d4ac63defaab94836e6246af19d2f6a2e16e237f47d443d3cc41d7db92363ce929cef70320a5907935918ae3d7ddbfaa25047a49abd1182b423d442cdb0ec
ripemd-160 af17170b8b97b2098ed03a39951df62da3c2b41f

28378747 as geometric shapes

Circle

Radius = n
Diameter 56757494
Circumference 178308926.18657
Area 2.5300919520451E+15

Sphere

Radius = n
Volume 9.57344525251E+22
Surface area 1.0120367808181E+16
Circumference 178308926.18657

Square

Length = n
Perimeter 113514988
Area 805353281290009
Diagonal 40133608.890555

Cube

Length = n
Surface area 4832119687740054
Volume 2.2854917015349E+22
Space diagonal 49153431.659143

Equilateral Triangle

Length = n
Perimeter 85136241
Area 3.4872820030915E+14
Altitude 24576715.829571

Triangular Pyramid

Length = n
Surface area 3.4872820030915E+14
Volume 2.6934778008348E+21
Height 13377869.630185