28407780 (number)

28407780 is an even 8-digits composite number following 28407779 and preceding 28407781. In scientific notation, it is written as 2.8407780 × 10^7. The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors. There are 7326720 positive integers (up to 28407780) that are relatively prime to 28407780.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8407780 × 10^7
Engineering notation 2.8407780 × 10^6

Prime Factorization of 28407780

Prime Factorization 2 × 2 × 27 × 155 × 1697

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14203890
Product of the distinct prime numbers

The prime factorization of 28407780 is 2 × 2 × 27 × 155 × 1697. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 5, 20, 55, 567, 312, 1768, 5561, 27840, 66068, 267365, 458203, 8963001, 4319371, 79228453, 26094832, 173164224, 433025912, 965523559, 3382614024

Basic calculations (n = 28407780)

Multiplication

n×y
n×2 56815560
n×3 85223340
n×4 113631120
n×5 142038900

Division

n÷y
n÷2 14203890
n÷3 9469260
n÷3 7101945
n÷5 5681556

Exponentiation

ny
n2 807001964528400
n3 2.2925134267891E+22
n4 6.512521707527E+29
n5 1.8500628391265E+37

Nth Root

y√n
2√n 5329.8949332984
3√n 305.12591772974
4√n 73.006129422798
5√n 30.951910377293

Divisors of 28407780

1, 2, 4, 27, 54, 108, 155, 310, 620, 1697, 3394, 4185, 6788, 8370, 16740, 45819, 91638, 183276, 263035, 526070, 1052140, 7101945, 14203890, 28407780

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28407779
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28407780 can be divided by 24 positive divisors. The sum of these divisors (counting 28407780) is 1, the average is 0.041666666666667.

Base conversion 28407780

Base System Value
2 Binary 1101100010111011111100100
3 Ternary 1222110021011000
4 Quaternary 1230113133210
5 Quinary 24233022110
6 Senary 2452513300
8 Octal 154273744
10 Decimal 28407780
12 Duodecimal 961b830
16 Hexadecimal 1b177e4
20 Vigesimal 8haj90
36 Base36 gwvl0

Cryptographic Hash Functions

md5 057bee1fe7b97d973cf1cceeeca6bfcf
sha1 2b204df1a8d1155841a1ddebdd8133943ceea771
sha256 bc1da463d33ba58da2da320b762a5f3f5048cccfeaaf6c33f3acb123804e3263
sha512 91ac944b47ce88b82cbab2f79eeb0fcb7d36cce6af01eca6d91ad898ba811213d984a040b81f97993ee487b96082e0be20d9f80704628fb34977a3109ba4d4f2
ripemd-160 6fddb00e555bb0b0cf2cfa8fee467cc4409d85ba

28407780 as geometric shapes

Circle

Radius = n
Diameter 56815560
Circumference 178491345.90559
Area 2.535271443195E+15

Sphere

Radius = n
Volume 9.6028577864753E+22
Surface area 1.014108577278E+16
Circumference 178491345.90559

Square

Length = n
Perimeter 113631120
Area 807001964528400
Diagonal 40174667.752911

Cube

Length = n
Surface area 4842011787170400
Volume 2.2925134267891E+22
Space diagonal 49203718.290239

Equilateral Triangle

Length = n
Perimeter 85223340
Area 3.4944210109277E+14
Altitude 24601859.145119

Triangular Pyramid

Length = n
Surface area 3.4944210109277E+14
Volume 2.7017529834063E+21
Height 13391555.917637