28469438 (number)

28469438 is an even 8-digits composite number following 28469437 and preceding 28469439. In scientific notation, it is written as 2.8469438 × 10^7. The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors. There are 13933920 positive integers (up to 28469438) that are relatively prime to 28469438.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred sixty-nine thousand four hundred thirty-eight

Notation

Scientific notation 2.8469438 × 10^7
Engineering notation 2.8469438 × 10^6

Prime Factorization of 28469438

Prime Factorization 2 × 157 × 71 × 1277

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28469438
Product of the distinct prime numbers

The prime factorization of 28469438 is 2 × 157 × 71 × 1277. Since it has a total of 4 prime factors.

Most popular turbo-numbers

9, 3, 58, 66, 446, 563, 7122, 627, 34214, 96323, 825421, 525677, 7166223, 205669, 95056297, 2637413, 890829844, 456565067, 887475672, 2405462132

Basic calculations (n = 28469438)

Multiplication

n×y
n×2 56938876
n×3 85408314
n×4 113877752
n×5 142347190

Division

n÷y
n÷2 14234719
n÷3 9489812.6666667
n÷3 7117359.5
n÷5 5693887.6

Exponentiation

ny
n2 810508900035844
n3 2.3074732878019E+22
n4 6.5692467703731E+29
n5 1.8702276363584E+37

Nth Root

y√n
2√n 5335.675964674
3√n 305.34651292033
4√n 73.045711473529
5√n 30.965334715078

Divisors of 28469438

1, 2, 71, 142, 157, 314, 1277, 2554, 11147, 22294, 90667, 181334, 200489, 400978, 14234719, 28469438

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 -28469437
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 28469438 can be divided by 16 positive divisors. The sum of these divisors (counting 28469438) is 1, the average is 0.0625.

Base conversion 28469438

Base System Value
2 Binary 1101100100110100010111110
3 Ternary 1222120101201122
4 Quaternary 1230212202332
5 Quinary 24242010223
6 Senary 2454110542
8 Octal 154464276
10 Decimal 28469438
12 Duodecimal 964b452
16 Hexadecimal 1b268be
20 Vigesimal 8hidbi
36 Base36 gy75q

Cryptographic Hash Functions

md5 dbbd1ee51b86bcda98267a1ba1efc89d
sha1 5e218fa21bd92983eb2cf0cff3f53edae3342a2a
sha256 07f850d4b38a45451f4205ad43f3dcfc22e7d105599d54d5244c6f56b0b7f55d
sha512 f9301809a2fd5922d088112a15fd520748b9a13a53ba042a04845cea0667423415cb179f5a3b5501b59be52220db1e1b957b30eccdeedefb03666c28223a671c
ripemd-160 0528162302d3a8e85e320e3f4ea56754ef760108

28469438 as geometric shapes

Circle

Radius = n
Diameter 56938876
Circumference 178878754.54526
Area 2.5462888060218E+15

Sphere

Radius = n
Volume 9.6655215057507E+22
Surface area 1.0185155224087E+16
Circumference 178878754.54526

Square

Length = n
Perimeter 113877752
Area 810508900035844
Diagonal 40261865.33274

Cube

Length = n
Surface area 4863053400215064
Volume 2.3074732878019E+22
Space diagonal 49310513.078932

Equilateral Triangle

Length = n
Perimeter 85408314
Area 3.5096064871221E+14
Altitude 24655256.539466

Triangular Pyramid

Length = n
Surface area 3.5096064871221E+14
Volume 2.7193833486859E+21
Height 13420621.77758