28742772 (number)

28742772 is an even 8-digits composite number following 28742771 and preceding 28742773. In scientific notation, it is written as 2.8742772 × 10^7. The sum of its digits is 39. It has a total of 5 prime factors and 24 positive divisors. There are 9568000 positive integers (up to 28742772) that are relatively prime to 28742772.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8742772 × 10^7
Engineering notation 2.8742772 × 10^6

Prime Factorization of 28742772

Prime Factorization 2 × 2 × 3 × 1151 × 2081

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14371386
Product of the distinct prime numbers

The prime factorization of 28742772 is 2 × 2 × 3 × 1151 × 2081. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 1, 22, 100, 157, 397, 7533, 3777, 47456, 71899, 687944, 708861, 2563792, 9499511, 66228070, 16917933, 994438182, 876805570, 6816600379, 2022041830

Basic calculations (n = 28742772)

Multiplication

n×y
n×2 57485544
n×3 86228316
n×4 114971088
n×5 143713860

Division

n÷y
n÷2 14371386
n÷3 9580924
n÷3 7185693
n÷5 5748554.4

Exponentiation

ny
n2 826146942243984
n3 2.3745753199416E+22
n4 6.8251877017908E+29
n5 1.9617481396978E+37

Nth Root

y√n
2√n 5361.2285905378
3√n 306.32060890313
4√n 73.220411024098
5√n 31.024567076759

Divisors of 28742772

1, 2, 3, 4, 6, 12, 1151, 2081, 2302, 3453, 4162, 4604, 6243, 6906, 8324, 12486, 13812, 24972, 2395231, 4790462, 7185693, 9580924, 14371386, 28742772

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 -28742771
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 28742772 can be divided by 24 positive divisors. The sum of these divisors (counting 28742772) is 1, the average is 0.041666666666667.

Base conversion 28742772

Base System Value
2 Binary 1101101101001010001110100
3 Ternary 2000002021200010
4 Quaternary 1231221101310
5 Quinary 24324232042
6 Senary 2504020220
8 Octal 155512164
10 Decimal 28742772
12 Duodecimal 9761670
16 Hexadecimal 1b69474
20 Vigesimal 8jcgic
36 Base36 h422c

Cryptographic Hash Functions

md5 162388ee27a5bac7f6755c0de55797b7
sha1 473f855021c9432f5d25445856c59512ce8bff7d
sha256 d087360fcb05f8cafff598b5ef48a8d82165e2a56cd5186aadcd173576da4989
sha512 797a4bc096f6e251ec1dce45f5c28b1d1c21c617ccbdbb4bf4dde0be63daf286534267cb09d982a55391c76d1513e7ce3084619f3a9b05a355aebbbba057f09b
ripemd-160 30f504f1b22a98cfef601cadd908565aeec6fdc5

28742772 as geometric shapes

Circle

Radius = n
Diameter 57485544
Circumference 180596162.71801
Area 2.5954171645394E+15

Sphere

Radius = n
Volume 9.9465978406989E+22
Surface area 1.0381668658157E+16
Circumference 180596162.71801

Square

Length = n
Perimeter 114971088
Area 826146942243984
Diagonal 40648417.982598

Cube

Length = n
Surface area 4956881653463904
Volume 2.3745753199416E+22
Space diagonal 49783941.454368

Equilateral Triangle

Length = n
Perimeter 86228316
Area 3.5773211962106E+14
Altitude 24891970.727184

Triangular Pyramid

Length = n
Surface area 3.5773211962106E+14
Volume 2.7984638519482E+21
Height 13549472.660866