28391608 (number)

28391608 is an even 8-digits composite number following 28391607 and preceding 28391609. In scientific notation, it is written as 2.8391608 × 10^7. The sum of its digits is 37. It has a total of 5 prime factors and 16 positive divisors. There are 12167808 positive integers (up to 28391608) that are relatively prime to 28391608.

Interesting facts

Basic properties

Name

Name twenty-eight million three hundred ninety-one thousand six hundred eight

Notation

Scientific notation 2.8391608 × 10^7
Engineering notation 2.8391608 × 10^6

Prime Factorization of 28391608

Prime Factorization 2 × 2 × 2 × 7 × 506993

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 7097902
Product of the distinct prime numbers

The prime factorization of 28391608 is 2 × 2 × 2 × 7 × 506993. Since it has a total of 5 prime factors.

Most popular turbo-numbers

3, 6, 94, 100, 902, 835, 2555, 7260, 54859, 45178, 446343, 57470, 3442119, 9708252, 3073801, 81858546, 524265034, 293162405, 3753890246, 261462282

Basic calculations (n = 28391608)

Multiplication

n×y
n×2 56783216
n×3 85174824
n×4 113566432
n×5 141958040

Division

n÷y
n÷2 14195804
n÷3 9463869.3333333
n÷3 7097902
n÷5 5678321.6

Exponentiation

ny
n2 806083404825664
n3 2.2886004045116E+22
n4 6.4977045553534E+29
n5 1.8448028063541E+37

Nth Root

y√n
2√n 5328.3776142462
3√n 305.06800597682
4√n 72.995736959402
5√n 30.948385509697

Divisors of 28391608

1, 2, 4, 7, 8, 14, 28, 56, 506993, 1013986, 2027972, 3548951, 4055944, 7097902, 14195804, 28391608

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28391607
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28391608 can be divided by 16 positive divisors. The sum of these divisors (counting 28391608) is 1, the average is 0.0625.

Base conversion 28391608

Base System Value
2 Binary 1101100010011100010111000
3 Ternary 1222102102222001
4 Quaternary 1230103202320
5 Quinary 24232012413
6 Senary 2452310344
8 Octal 154234270
10 Decimal 28391608
12 Duodecimal 96123b4
16 Hexadecimal 1b138b8
20 Vigesimal 8h8j08
36 Base36 gwj3s

Cryptographic Hash Functions

md5 9df1f35918b01f96b8173e84ce7458f5
sha1 f8b38e08c2fc4b0ee7c0c0fa80abff38034348d1
sha256 8d870b8ac2f36f8830e8560ed213fa0be46713b8a004d889588fec647207723f
sha512 1fb67ca1e0f5c588add0faa7385342356a3ff86135b64f2544222b6a9bbacc6f6153facea49e0a97e1b55b9a3b892daa9148284edfa7981268cbdd746a212342
ripemd-160 8c09ec3a5e4d3d0d2bf77b060d3a995cecd2658d

28391608 as geometric shapes

Circle

Radius = n
Diameter 56783216
Circumference 178389734.2328
Area 2.532385702781E+15

Sphere

Radius = n
Volume 9.5864669570882E+22
Surface area 1.0129542811124E+16
Circumference 178389734.2328

Square

Length = n
Perimeter 113566432
Area 806083404825664
Diagonal 40151797.09118

Cube

Length = n
Surface area 4836500428953984
Volume 2.2886004045116E+22
Space diagonal 49175707.564579

Equilateral Triangle

Length = n
Perimeter 85174824
Area 3.4904435307404E+14
Altitude 24587853.782289

Triangular Pyramid

Length = n
Surface area 3.4904435307404E+14
Volume 2.6971414424273E+21
Height 13383932.363727