28442940 (number)

28442940 is an even 8-digits composite number following 28442939 and preceding 28442941. In scientific notation, it is written as 2.8442940 × 10^7. The sum of its digits is 33. It has a total of 5 prime factors and 24 positive divisors. There are 7584768 positive integers (up to 28442940) that are relatively prime to 28442940.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred forty-two thousand nine hundred forty

Notation

Scientific notation 2.8442940 × 10^7
Engineering notation 2.8442940 × 10^6

Prime Factorization of 28442940

Prime Factorization 2 × 2 × 3 × 5 × 474049

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14221470
Product of the distinct prime numbers

The prime factorization of 28442940 is 2 × 2 × 3 × 5 × 474049. Since it has a total of 5 prime factors.

Most popular turbo-numbers

1, 4, 16, 32, 621, 563, 8880, 4702, 71854, 82393, 775426, 227449, 6120636, 7252898, 91946803, 64262730, 171311455, 965243287, 2187890915, 273621911

Basic calculations (n = 28442940)

Multiplication

n×y
n×2 56885880
n×3 85328820
n×4 113771760
n×5 142214700

Division

n÷y
n÷2 14221470
n÷3 9480980
n÷3 7110735
n÷5 5688588

Exponentiation

ny
n2 809000835843600
n3 2.3010362233849E+22
n4 6.5448235239564E+29
n5 1.8615402280248E+37

Nth Root

y√n
2√n 5333.1922898017
3√n 305.25174950585
4√n 73.028708668589
5√n 30.959568355446

Divisors of 28442940

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 474049, 948098, 1422147, 1896196, 2370245, 2844294, 4740490, 5688588, 7110735, 9480980, 14221470, 28442940

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28442939
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28442940 can be divided by 24 positive divisors. The sum of these divisors (counting 28442940) is 1, the average is 0.041666666666667.

Base conversion 28442940

Base System Value
2 Binary 1101100100000000100111100
3 Ternary 1222112001101020
4 Quaternary 1230200010330
5 Quinary 24240133230
6 Senary 2453344140
8 Octal 154400474
10 Decimal 28442940
12 Duodecimal 9638050
16 Hexadecimal 1b2013c
20 Vigesimal 8hf770
36 Base36 gxmpo

Cryptographic Hash Functions

md5 91b77ef57cd3bc10ba4d8b6b19196e2c
sha1 25be41349d073b972d4afbeb41e2bfa94b1906e3
sha256 1e97dc3daaf42ddb4647f2ceca032f1d917624dd8ccff963b83156f08ac70a62
sha512 be948e9f92a2a8318c526ca2acf3d85afc048bf0e05a335d58a16a58dfedd00ad9af94dfe3b0236ff789122e3eb2186e5af2aaa86c3b3a5ea11e1bd9d8a2db73
ripemd-160 fa70e7d4adb2ddb68eb27def027dfa2036155673

28442940 as geometric shapes

Circle

Radius = n
Diameter 56885880
Circumference 178712262.70099
Area 2.5415510826343E+15

Sphere

Radius = n
Volume 9.6385579933735E+22
Surface area 1.0166204330537E+16
Circumference 178712262.70099

Square

Length = n
Perimeter 113771760
Area 809000835843600
Diagonal 40224391.501764

Cube

Length = n
Surface area 4854005015061600
Volume 2.3010362233849E+22
Space diagonal 49264617.196633

Equilateral Triangle

Length = n
Perimeter 85328820
Area 3.503076377617E+14
Altitude 24632308.598317

Triangular Pyramid

Length = n
Surface area 3.503076377617E+14
Volume 2.711797195519E+21
Height 13408130.500588