28939948 (number)

28939948 is an even 8-digits composite number following 28939947 and preceding 28939949. In scientific notation, it is written as 2.8939948 × 10^7. The sum of its digits is 52. It has a total of 3 prime factors and 6 positive divisors. There are 14469972 positive integers (up to 28939948) that are relatively prime to 28939948.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred thirty-nine thousand nine hundred forty-eight

Notation

Scientific notation 2.8939948 × 10^7
Engineering notation 2.8939948 × 10^6

Prime Factorization of 28939948

Prime Factorization 2 × 2 × 7234987

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 14469974
Product of the distinct prime numbers

The prime factorization of 28939948 is 2 × 2 × 7234987. Since it has a total of 3 prime factors.

Most popular turbo-numbers

1, 10, 14, 69, 800, 448, 8314, 5563, 34430, 4448, 594109, 166147, 4270301, 3967406, 91028417, 88350381, 807247636, 423397884, 7441910775, 315927602

Basic calculations (n = 28939948)

Multiplication

n×y
n×2 57879896
n×3 86819844
n×4 115759792
n×5 144699740

Division

n÷y
n÷2 14469974
n÷3 9646649.3333333
n÷3 7234987
n÷5 5787989.6

Exponentiation

ny
n2 837520590242704
n3 2.4237802330553E+22
n4 7.0144073908049E+29
n5 2.0299658514071E+37

Nth Root

y√n
2√n 5379.5862294418
3√n 307.01946846797
4√n 73.345662649142
5√n 31.067016586346

Divisors of 28939948

1, 2, 4, 7234987, 14469974, 28939948

6 divisors

τ Total Divisors 6
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28939947
Sum of the proper positive divisors of n
A Arithmetic Mean 0.16666666666667
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 6
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28939948 can be divided by 6 positive divisors. The sum of these divisors (counting 28939948) is 1, the average is 0.16666666666667.

Base conversion 28939948

Base System Value
2 Binary 1101110011001011010101100
3 Ternary 2000110022010221
4 Quaternary 1232121122230
5 Quinary 24402034243
6 Senary 2512141124
8 Octal 156313254
10 Decimal 28939948
12 Duodecimal 98377a4
16 Hexadecimal 1b996ac
20 Vigesimal 90h9h8
36 Base36 h8a7g

Cryptographic Hash Functions

md5 647472967718584bccdb00df39171616
sha1 e3755f05d3f3ddfa446cef9f7a928f1aab1ca048
sha256 841b6efd2702dceb767834162c3f961f2c8c770ce252f40f63da13929d3bfb9f
sha512 d7f1a1c9e3b4ad92af51c9e258f782e00fe722295024dd0b9e1e395065ffe29278c740e943c8e9a07b0bd8b9e55e214064f021be316c257f1a8cd9846843c12b
ripemd-160 7ef151fc6a89ecf25f52cbc6d8faa406341d5489

28939948 as geometric shapes

Circle

Radius = n
Diameter 57879896
Circumference 181835056.06414
Area 2.6311485335367E+15

Sphere

Radius = n
Volume 1.0152706898777E+23
Surface area 1.0524594134147E+16
Circumference 181835056.06414

Square

Length = n
Perimeter 115759792
Area 837520590242704
Diagonal 40927266.955972

Cube

Length = n
Surface area 5025123541456224
Volume 2.4237802330553E+22
Space diagonal 50125460.304401

Equilateral Triangle

Length = n
Perimeter 86819844
Area 3.6265705367136E+14
Altitude 25062730.152201

Triangular Pyramid

Length = n
Surface area 3.6265705367136E+14
Volume 2.8564523981655E+21
Height 13642422.318657