18742400 (number)

18742400 is an even 8-digits composite number following 18742399 and preceding 18742401. In scientific notation, it is written as 1.8742400 × 10^7. The sum of its digits is 26. It has a total of 9 prime factors and 32 positive divisors. There are 7495680 positive integers (up to 18742400) that are relatively prime to 18742400.

Interesting facts

Basic properties

Name

Name eighteen million seven hundred forty-two thousand four hundred

Notation

Scientific notation 1.8742400 × 10^7
Engineering notation 1.8742400 × 10^6

Prime Factorization of 18742400

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 25 × 5857

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 292850
Product of the distinct prime numbers

The prime factorization of 18742400 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 25 × 5857. Since it has a total of 9 prime factors.

Most popular turbo-numbers

1, 1, 57, 8, 523, 146, 2569, 6767, 30531, 17359, 457341, 456702, 5333542, 7459821, 9830321, 97083685, 527107300, 653585685, 8023562700, 5826547376

Basic calculations (n = 18742400)

Multiplication

n×y
n×2 37484800
n×3 56227200
n×4 74969600
n×5 93712000

Division

n÷y
n÷2 9371200
n÷3 6247466.6666667
n÷3 4685600
n÷5 3748480

Exponentiation

ny
n2 351277557760000
n3 6.583784498561E+21
n4 1.2339592258583E+29
n5 2.3127357394727E+36

Nth Root

y√n
2√n 4329.2493575677
3√n 265.62874319985
4√n 65.7970315255
5√n 28.481643127854

Divisors of 18742400

1, 2, 4, 8, 16, 25, 32, 50, 64, 100, 128, 200, 400, 800, 1600, 3200, 5857, 11714, 23428, 46856, 93712, 146425, 187424, 292850, 374848, 585700, 749696, 1171400, 2342800, 4685600, 9371200, 18742400

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 -18742399
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 18742400 can be divided by 32 positive divisors. The sum of these divisors (counting 18742400) is 1, the average is 0.03125.

Base conversion 18742400

Base System Value
2 Binary 1000111011111110010000000
3 Ternary 1022021012201222
4 Quaternary 1013133302000
5 Quinary 14244224100
6 Senary 1505414212
8 Octal 107376200
10 Decimal 18742400
12 Duodecimal 633a368
16 Hexadecimal 11dfc80
20 Vigesimal 5h2g00
36 Base36 b5pq8

Cryptographic Hash Functions

md5 79fd0436f3a00e5061a6aab90f3824a9
sha1 11816ad58982ad475fdf5ddaa39dd9f118e93aae
sha256 9076956f571ce055c102969ee926096d09de8ec8a4ddfdd36a5881b022687128
sha512 20a6a1240d164e398b4bddddd93296aa6441d30676b9872708a91a66c2baea9e5161abcfbe340de845193062e243d8726ed0aa71a93b4e0d9f24ae0f3cf1dc74
ripemd-160 c1e6fc6f2d091f22b13972e9949cedb541deb2b1

18742400 as geometric shapes

Circle

Radius = n
Diameter 37484800
Circumference 117761972.30128
Area 1.1035709948298E+15

Sphere

Radius = n
Volume 2.7578092017997E+22
Surface area 4.4142839793191E+15
Circumference 117761972.30128

Square

Length = n
Perimeter 74969600
Area 351277557760000
Diagonal 26505756.271421

Cube

Length = n
Surface area 2107665346560000
Volume 6.583784498561E+21
Space diagonal 32462789.055779

Equilateral Triangle

Length = n
Perimeter 56227200
Area 1.5210764439976E+14
Altitude 16231394.527889

Triangular Pyramid

Length = n
Surface area 1.5210764439976E+14
Volume 7.759064441339E+20
Height 8835252.0904738