28257400 (number)

28257400 is an even 8-digits composite number following 28257399 and preceding 28257401. In scientific notation, it is written as 2.8257400 × 10^7. The sum of its digits is 28. It has a total of 6 prime factors and 32 positive divisors. There are 10636800 positive integers (up to 28257400) that are relatively prime to 28257400.

Interesting facts

Basic properties

Name

Name twenty-eight million two hundred fifty-seven thousand four hundred

Notation

Scientific notation 2.8257400 × 10^7
Engineering notation 2.8257400 × 10^6

Prime Factorization of 28257400

Prime Factorization 2 × 2 × 2 × 5 × 85 × 8311

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 7064350
Product of the distinct prime numbers

The prime factorization of 28257400 is 2 × 2 × 2 × 5 × 85 × 8311. Since it has a total of 6 prime factors.

Most popular turbo-numbers

2, 10, 83, 41, 687, 501, 8675, 2459, 31191, 19656, 879809, 373126, 8788133, 6289962, 36227046, 39004078, 937117424, 320646620, 99717863, 6867383178

Basic calculations (n = 28257400)

Multiplication

n×y
n×2 56514800
n×3 84772200
n×4 113029600
n×5 141287000

Division

n÷y
n÷2 14128700
n÷3 9419133.3333333
n÷3 7064350
n÷5 5651480

Exponentiation

ny
n2 798480654760000
n3 2.2562987253815E+22
n4 6.3757135602596E+29
n5 1.8016108835768E+37

Nth Root

y√n
2√n 5315.7689942284
3√n 304.58655797107
4√n 72.909320352259
5√n 30.919071236276

Divisors of 28257400

1, 2, 4, 5, 8, 10, 20, 40, 85, 170, 340, 425, 680, 850, 1700, 3400, 8311, 16622, 33244, 41555, 66488, 83110, 166220, 332440, 706435, 1412870, 2825740, 3532175, 5651480, 7064350, 14128700, 28257400

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 -28257399
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 28257400 can be divided by 32 positive divisors. The sum of these divisors (counting 28257400) is 1, the average is 0.03125.

Base conversion 28257400

Base System Value
2 Binary 1101011110010110001111000
3 Ternary 1222011121212101
4 Quaternary 1223302301320
5 Quinary 24213214100
6 Senary 2445353144
8 Octal 153626170
10 Decimal 28257400
12 Duodecimal 95687b4
16 Hexadecimal 1af2c78
20 Vigesimal 8gc3a0
36 Base36 gtnjs

Cryptographic Hash Functions

md5 3f95f5e06e3d14b62bf99f245658ac25
sha1 9271b41daa342acae47f3577b093941bddedda27
sha256 229bc60af954fee44320157a53df897f7057b087e7633c6984cc5fd06e090329
sha512 c2ea380c80807d9641bc46274aaf8b8cd2bb26378ff9f4ada607cb6e8e7dd9b5b810f1098545529dae2f80d5954d5c148698bf19b31758fdbb2d5c0aa1f6ac18
ripemd-160 a785fac9fd080d78182004a7cad5ea43aada74a9

28257400 as geometric shapes

Circle

Radius = n
Diameter 56514800
Circumference 177546480.4991
Area 2.5085009590276E+15

Sphere

Radius = n
Volume 9.4511619999501E+22
Surface area 1.003400383611E+16
Circumference 177546480.4991

Square

Length = n
Perimeter 113029600
Area 798480654760000
Diagonal 39961998.317401

Cube

Length = n
Surface area 4790883928560000
Volume 2.2562987253815E+22
Space diagonal 48943252.489797

Equilateral Triangle

Length = n
Perimeter 84772200
Area 3.457522657263E+14
Altitude 24471626.244898

Triangular Pyramid

Length = n
Surface area 3.457522657263E+14
Volume 2.6590735484997E+21
Height 13320666.105801