28551438 (number)

28551438 is an even 8-digits composite number following 28551437 and preceding 28551439. In scientific notation, it is written as 2.8551438 × 10^7. The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors. There are 9517140 positive integers (up to 28551438) that are relatively prime to 28551438.

Interesting facts

Basic properties

Name

Name twenty-eight million five hundred fifty-one thousand four hundred thirty-eight

Notation

Scientific notation 2.8551438 × 10^7
Engineering notation 2.8551438 × 10^6

Prime Factorization of 28551438

Prime Factorization 2 × 3 × 3 × 1586191

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 9517146
Product of the distinct prime numbers

The prime factorization of 28551438 is 2 × 3 × 3 × 1586191. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 7, 60, 70, 666, 863, 9513, 8563, 4593, 57075, 401388, 168256, 5504652, 9860776, 61368457, 85120606, 394857352, 548300250, 4660099303, 7215882003

Basic calculations (n = 28551438)

Multiplication

n×y
n×2 57102876
n×3 85654314
n×4 114205752
n×5 142757190

Division

n÷y
n÷2 14275719
n÷3 9517146
n÷3 7137859.5
n÷5 5710287.6

Exponentiation

ny
n2 815184611867844
n3 2.3274692904299E+22
n4 6.6452595142613E+29
n5 1.8973171501534E+37

Nth Root

y√n
2√n 5343.3545643163
3√n 305.63939322733
4√n 73.098252813021
5√n 30.983151976498

Divisors of 28551438

1, 2, 3, 6, 9, 18, 1586191, 3172382, 4758573, 9517146, 14275719, 28551438

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 -28551437
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 28551438 can be divided by 12 positive divisors. The sum of these divisors (counting 28551438) is 1, the average is 0.083333333333333.

Base conversion 28551438

Base System Value
2 Binary 1101100111010100100001110
3 Ternary 1222201120012200
4 Quaternary 1230322210032
5 Quinary 24302121223
6 Senary 2455542330
8 Octal 154724416
10 Decimal 28551438
12 Duodecimal 968a9a6
16 Hexadecimal 1b3a90e
20 Vigesimal 8i8ibi
36 Base36 gzyfi

Cryptographic Hash Functions

md5 a0dd833b96ed1fe7b117b3c1530dca63
sha1 27da50fda94ed20b90c769a9936af2d488ded3ed
sha256 8069d78960873464d0cd5292ac758bd6629b706a5ae47a83d9cb28a1e12fef9b
sha512 e8014f3869bb8a8a0d5343550372ede05ebdccb19de510d761237b81029e6fefacfda71abfa9ebb9215cbefed1cd0cc9df02ded2707975a3adf2fa30a6818498
ripemd-160 8eab9ec99a8edf13ecc7ae5e7862fdc9a7d8268b

28551438 as geometric shapes

Circle

Radius = n
Diameter 57102876
Circumference 179393975.74045
Area 2.5609779879635E+15

Sphere

Radius = n
Volume 9.7492805656938E+22
Surface area 1.0243911951854E+16
Circumference 179393975.74045

Square

Length = n
Perimeter 114205752
Area 815184611867844
Diagonal 40377830.844855

Cube

Length = n
Surface area 4891107671207064
Volume 2.3274692904299E+22
Space diagonal 49452541.245153

Equilateral Triangle

Length = n
Perimeter 85654314
Area 3.5298529132586E+14
Altitude 24726270.622576

Triangular Pyramid

Length = n
Surface area 3.5298529132586E+14
Volume 2.7429488637774E+21
Height 13459276.948285