28492730 (number)

28492730 is an even 8-digits composite number following 28492729 and preceding 28492731. In scientific notation, it is written as 2.8492730 × 10^7. The sum of its digits is 35. It has a total of 5 prime factors and 32 positive divisors. There are 9737280 positive integers (up to 28492730) that are relatively prime to 28492730.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred ninety-two thousand seven hundred thirty

Notation

Scientific notation 2.8492730 × 10^7
Engineering notation 2.8492730 × 10^6

Prime Factorization of 28492730

Prime Factorization 2 × 5 × 7 × 829 × 491

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 28492730
Product of the distinct prime numbers

The prime factorization of 28492730 is 2 × 5 × 7 × 829 × 491. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 1, 14, 66, 843, 899, 2486, 2774, 65420, 3957, 150477, 141563, 1400393, 7237014, 26397096, 6252908, 162547282, 243001499, 5832456017, 3711492722

Basic calculations (n = 28492730)

Multiplication

n×y
n×2 56985460
n×3 85478190
n×4 113970920
n×5 142463650

Division

n÷y
n÷2 14246365
n÷3 9497576.6666667
n÷3 7123182.5
n÷5 5698546

Exponentiation

ny
n2 811835662852900
n3 2.3131414346039E+22
n4 6.5907714347981E+29
n5 1.8778907098341E+37

Nth Root

y√n
2√n 5337.8581847029
3√n 305.42976233661
4√n 73.060647305529
5√n 30.970399856583

Divisors of 28492730

1, 2, 5, 7, 10, 14, 35, 70, 491, 829, 982, 1658, 2455, 3437, 4145, 4910, 5803, 6874, 8290, 11606, 17185, 29015, 34370, 58030, 407039, 814078, 2035195, 2849273, 4070390, 5698546, 14246365, 28492730

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28492729
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28492730 can be divided by 32 positive divisors. The sum of these divisors (counting 28492730) is 1, the average is 0.03125.

Base conversion 28492730

Base System Value
2 Binary 1101100101100001110111010
3 Ternary 1222121120200022
4 Quaternary 1230230032322
5 Quinary 24243231410
6 Senary 2454410442
8 Octal 154541672
10 Decimal 28492730
12 Duodecimal 9660a22
16 Hexadecimal 1b2c3ba
20 Vigesimal 8i1bga
36 Base36 gyp4q

Cryptographic Hash Functions

md5 6fd2c39027b4d8ac47e3fce808b30a51
sha1 ab8cb8c91d182c75ffb99191fa033b697c364608
sha256 cab0b1f6eedb34a978fe0f67a279d83d33e5ac8d43c65b9d839f016ffc73305c
sha512 e933f5602daed25703d3497131015b87386d98246721594c3ad79a0b9ea6a567a0cf451776b4aa4721e86991bcea0e93ccd98bd89ccb2f7ca15f7d2aa503e2f5
ripemd-160 7813531ba2dac0ab6a5d4bc1312162b72fff67ac

28492730 as geometric shapes

Circle

Radius = n
Diameter 56985460
Circumference 179025102.49744
Area 2.5504569543409E+15

Sphere

Radius = n
Volume 9.6892641835542E+22
Surface area 1.0201827817363E+16
Circumference 179025102.49744

Square

Length = n
Perimeter 113970920
Area 811835662852900
Diagonal 40294805.195035

Cube

Length = n
Surface area 4871013977117400
Volume 2.3131414346039E+22
Space diagonal 49350856.006342

Equilateral Triangle

Length = n
Perimeter 85478190
Area 3.515351538644E+14
Altitude 24675428.003171

Triangular Pyramid

Length = n
Surface area 3.515351538644E+14
Volume 2.7260633237533E+21
Height 13431601.731678