28771427 (number)

28771427 is an odd 8-digits composite number following 28771426 and preceding 28771428. In scientific notation, it is written as 2.8771427 × 10^7. The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors. There are 28741176 positive integers (up to 28771427) that are relatively prime to 28771427.

Interesting facts

Basic properties

Name

Name twenty-eight million seven hundred seventy-one thousand four hundred twenty-seven

Notation

Scientific notation 2.8771427 × 10^7
Engineering notation 2.8771427 × 10^6

Prime Factorization of 28771427

Prime Factorization 983 × 29269

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28771427
Product of the distinct prime numbers

The prime factorization of 28771427 is 983 × 29269. Since it has a total of 2 prime factors.

Most popular turbo-numbers

2, 10, 8, 26, 523, 429, 9704, 6664, 68153, 41372, 889530, 97835, 9373323, 2450141, 88057049, 31999940, 216831824, 773252374, 4076483238, 434114785

Basic calculations (n = 28771427)

Multiplication

n×y
n×2 57542854
n×3 86314281
n×4 115085708
n×5 143857135

Division

n÷y
n÷2 14385713.5
n÷3 9590475.6666667
n÷3 7192856.75
n÷5 5754285.4

Exponentiation

ny
n2 827795011616329
n3 2.3816843747683E+22
n4 6.8524458125688E+29
n5 1.9715464446778E+37

Nth Root

y√n
2√n 5363.9003532877
3√n 306.42237015897
4√n 73.238653409847
5√n 31.030750576832

Divisors of 28771427

1, 983, 29269, 28771427

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 -28771426
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 28771427 can be divided by 4 positive divisors. The sum of these divisors (counting 28771427) is 1, the average is 0.25.

Base conversion 28771427

Base System Value
2 Binary 1101101110000010001100011
3 Ternary 2000010201222102
4 Quaternary 1231300101203
5 Quinary 24331141202
6 Senary 2504401015
8 Octal 155602143
10 Decimal 28771427
12 Duodecimal 977616b
16 Hexadecimal 1b70463
20 Vigesimal 8jg8b7
36 Base36 h4o6b

Cryptographic Hash Functions

md5 efab192779614f13e866f14e6c2ed9d6
sha1 737710580b12b8c6634d1f22b47b97a457566b36
sha256 16cebe2cce7c360e6f97b9ca215fa8a527ec2a996f76502676293a3dfa6ea545
sha512 e3a9ff81bb10620c91b821637d60c3defe26f7f068cb44a0e522fd6d87b0ff62d7566b0d25defac0a0357873bb0c90e4111346535915f84caaedbb24f68ea141
ripemd-160 51e8a96f495af72afe71ab3690db417ed451941e

28771427 as geometric shapes

Circle

Radius = n
Diameter 57542854
Circumference 180776207.39299
Area 2.6005947271721E+15

Sphere

Radius = n
Volume 9.9763761799224E+22
Surface area 1.0402378908689E+16
Circumference 180776207.39299

Square

Length = n
Perimeter 115085708
Area 827795011616329
Diagonal 40688942.272227

Cube

Length = n
Surface area 4966770069697974
Volume 2.3816843747683E+22
Space diagonal 49833573.370259

Equilateral Triangle

Length = n
Perimeter 86314281
Area 3.5844575459289E+14
Altitude 24916786.685129

Triangular Pyramid

Length = n
Surface area 3.5844575459289E+14
Volume 2.8068419534079E+21
Height 13562980.757409