28447680 (number)

28447680 is an even 8-digits composite number following 28447679 and preceding 28447681. In scientific notation, it is written as 2.8447680 × 10^7. The sum of its digits is 39. It has a total of 8 prime factors and 28 positive divisors. There are 7585792 positive integers (up to 28447680) that are relatively prime to 28447680.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred forty-seven thousand six hundred eighty

Notation

Scientific notation 2.8447680 × 10^7
Engineering notation 2.8447680 × 10^6

Prime Factorization of 28447680

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 15 × 29633

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 888990
Product of the distinct prime numbers

The prime factorization of 28447680 is 2 × 2 × 2 × 2 × 2 × 2 × 15 × 29633. Since it has a total of 8 prime factors.

Most popular turbo-numbers

7, 6, 66, 60, 245, 161, 572, 3649, 85029, 97842, 794597, 741496, 9469208, 2937871, 85670621, 83583567, 220369467, 491575415, 6096882954, 943076798

Basic calculations (n = 28447680)

Multiplication

n×y
n×2 56895360
n×3 85343040
n×4 113790720
n×5 142238400

Division

n÷y
n÷2 14223840
n÷3 9482560
n÷3 7111920
n÷5 5689536

Exponentiation

ny
n2 809270497382400
n3 2.3021868142975E+22
n4 6.5491873793356E+29
n5 1.8630918682738E+37

Nth Root

y√n
2√n 5333.6366580411
3√n 305.26870524162
4√n 73.031751026804
5√n 30.960600165609

Divisors of 28447680

1, 2, 4, 8, 15, 16, 30, 32, 60, 64, 120, 240, 480, 960, 29633, 59266, 118532, 237064, 444495, 474128, 888990, 948256, 1777980, 1896512, 3555960, 7111920, 14223840, 28447680

28 divisors

τ Total Divisors 28
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28447679
Sum of the proper positive divisors of n
A Arithmetic Mean 0.035714285714286
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 28
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28447680 can be divided by 28 positive divisors. The sum of these divisors (counting 28447680) is 1, the average is 0.035714285714286.

Base conversion 28447680

Base System Value
2 Binary 1101100100001001111000000
3 Ternary 1222112021212210
4 Quaternary 1230201033000
5 Quinary 24240311210
6 Senary 2453422120
8 Octal 154411700
10 Decimal 28447680
12 Duodecimal 963a940
16 Hexadecimal 1b213c0
20 Vigesimal 8hfj40
36 Base36 gxqdc

Cryptographic Hash Functions

md5 fa074d415c9c962488c2719557baf3a5
sha1 a6621dec7843a330b5836b0fe2e3fca05073824b
sha256 a65f6681680ca5e95a8266c01624ccab81d245ecc94fa0be23a8fdf24ef4b57e
sha512 555a90e906bb6cea40d257b91b288a683779db0c857bee0f8caa9f9cdb115952ec10e7c49a261d285664cbb25ee9dfbe27bf28c5bca3393f7da8babc2c32c8b8
ripemd-160 a22ce0b55a67637174aa59de172af8f929bfa7da

28447680 as geometric shapes

Circle

Radius = n
Diameter 56895360
Circumference 178742044.99935
Area 2.5423982493435E+15

Sphere

Radius = n
Volume 9.6433775773179E+22
Surface area 1.0169592997374E+16
Circumference 178742044.99935

Square

Length = n
Perimeter 113790720
Area 809270497382400
Diagonal 40231094.87405

Cube

Length = n
Surface area 4855622984294400
Volume 2.3021868142975E+22
Space diagonal 49272827.117461

Equilateral Triangle

Length = n
Perimeter 85343040
Area 3.5042440463321E+14
Altitude 24636413.55873

Triangular Pyramid

Length = n
Surface area 3.5042440463321E+14
Volume 2.7131531799134E+21
Height 13410364.958017