28693428 (number)

28693428 is an even 8-digits composite number following 28693427 and preceding 28693429. In scientific notation, it is written as 2.8693428 × 10^7. The sum of its digits is 42. It has a total of 4 prime factors and 12 positive divisors. There are 9564472 positive integers (up to 28693428) that are relatively prime to 28693428.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8693428 × 10^7
Engineering notation 2.8693428 × 10^6

Prime Factorization of 28693428

Prime Factorization 2 × 2 × 3 × 2391119

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 14346714
Product of the distinct prime numbers

The prime factorization of 28693428 is 2 × 2 × 3 × 2391119. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 6, 92, 36, 608, 110, 806, 1888, 14404, 86442, 653715, 73081, 1789969, 6098525, 50002032, 20161103, 764736458, 654768295, 7789129407, 1302719079

Basic calculations (n = 28693428)

Multiplication

n×y
n×2 57386856
n×3 86080284
n×4 114773712
n×5 143467140

Division

n÷y
n÷2 14346714
n÷3 9564476
n÷3 7173357
n÷5 5738685.6

Exponentiation

ny
n2 823312810391184
n3 2.3623666846437E+22
n4 6.7784398375423E+29
n5 1.9449667543085E+37

Nth Root

y√n
2√n 5356.6246835111
3√n 306.14521707518
4√n 73.188965585743
5√n 31.013907502439

Divisors of 28693428

1, 2, 3, 4, 6, 12, 2391119, 4782238, 7173357, 9564476, 14346714, 28693428

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28693427
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28693428 can be divided by 12 positive divisors. The sum of these divisors (counting 28693428) is 1, the average is 0.083333333333333.

Base conversion 28693428

Base System Value
2 Binary 1101101011101001110110100
3 Ternary 1222222202222120
4 Quaternary 1231131032310
5 Quinary 24321142203
6 Senary 2502555540
8 Octal 155351664
10 Decimal 28693428
12 Duodecimal 9738bb0
16 Hexadecimal 1b5d3b4
20 Vigesimal 8j6db8
36 Base36 h2zzo

Cryptographic Hash Functions

md5 e13ebddcd17341a2ce2459ed5bc919a4
sha1 4499d7f2ed25ec85cfdd0d6a6ed6ed3ad0774687
sha256 7abebc3d85d9b66a8083c1b8fe6f21ba00f94f76856f83b8a69afde297914198
sha512 1aaf5657eadd6bf95dfa766d64ed42ced4bf199274669d68867281d39ffd3046c9705512f8e984b65e65afb949bccb4867fb0dc003f43459117ca787c2468201
ripemd-160 4b156d2d99563756b55920d36ad1fce64c413d85

28693428 as geometric shapes

Circle

Radius = n
Diameter 57386856
Circumference 180286125.22222
Area 2.5865134767313E+15

Sphere

Radius = n
Volume 9.8954584287493E+22
Surface area 1.0346053906925E+16
Circumference 180286125.22222

Square

Length = n
Perimeter 114773712
Area 823312810391184
Diagonal 40578635.028576

Cube

Length = n
Surface area 4939876862347104
Volume 2.3623666846437E+22
Space diagonal 49698475.139319

Equilateral Triangle

Length = n
Perimeter 86080284
Area 3.5650490452996E+14
Altitude 24849237.56966

Triangular Pyramid

Length = n
Surface area 3.5650490452996E+14
Volume 2.7840758372679E+21
Height 13526211.676192