19902400 (number)

19902400 is an even 8-digits composite number following 19902399 and preceding 19902401. In scientific notation, it is written as 1.9902400 × 10^7. The sum of its digits is 25. It has a total of 9 prime factors and 56 positive divisors. There are 6819840 positive integers (up to 19902400) that are relatively prime to 19902400.

Interesting facts

Basic properties

Name

Name nineteen million nine hundred two thousand four hundred

Notation

Scientific notation 1.9902400 × 10^7
Engineering notation 1.9902400 × 10^6

Prime Factorization of 19902400

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 7 × 25 × 1777

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 621950
Product of the distinct prime numbers

The prime factorization of 19902400 is 2 × 2 × 2 × 2 × 2 × 2 × 7 × 25 × 1777. Since it has a total of 9 prime factors.

Most popular turbo-numbers

2, 6, 27, 98, 634, 646, 5584, 1759, 36995, 51461, 589224, 711547, 4044960, 4195309, 74070395, 37096371, 70231043, 442780520, 7775873847, 5635668525

Basic calculations (n = 19902400)

Multiplication

n×y
n×2 39804800
n×3 59707200
n×4 79609600
n×5 99512000

Division

n÷y
n÷2 9951200
n÷3 6634133.3333333
n÷3 4975600
n÷5 3980480

Exponentiation

ny
n2 396105525760000
n3 7.8834506158858E+21
n4 1.5689958753761E+29
n5 3.1226783510085E+36

Nth Root

y√n
2√n 4461.2105980328
3√n 270.99949619329
4√n 66.792294451028
5√n 28.825781483221

Divisors of 19902400

1, 2, 4, 7, 8, 14, 16, 25, 28, 32, 50, 56, 64, 100, 112, 175, 200, 224, 350, 400, 448, 700, 800, 1400, 1600, 1777, 2800, 3554, 5600, 7108, 11200, 12439, 14216, 24878, 28432, 44425, 49756, 56864, 88850, 99512, 113728, 177700, 199024, 310975, 355400, 398048, 621950, 710800, 796096, 1243900, 1421600, 2487800, 2843200, 4975600, 9951200, 19902400

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -19902399
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 19902400 can be divided by 56 positive divisors. The sum of these divisors (counting 19902400) is 1, the average is 0.017857142857143.

Base conversion 19902400

Base System Value
2 Binary 1001011111010111111000000
3 Ternary 1101110010221221
4 Quaternary 1023322333000
5 Quinary 20043334100
6 Senary 1550324424
8 Octal 113727700
10 Decimal 19902400
12 Duodecimal 67b9714
16 Hexadecimal 12fafc0
20 Vigesimal 647g00
36 Base36 buksg

Cryptographic Hash Functions

md5 e1ca9f5424459a38ab88bb81624025a7
sha1 0da192f9e5c60921c756ceb19bc5f5c1120b3e7d
sha256 8ca8bc0618309b0a08cc26a9e5cbfe7ac1cc3129acc843f76094342340c99c92
sha512 9130d5f76be7c9eb46642ce72cce63bb6cfb451ca718e63e88dd0959b4770455b8d9826a66f547f574953d4cc20d076aa97e707d030bc456c0afbc71cdefac52
ripemd-160 ba22e9c0fcfe70953a3f9f027ae66862c451d9a5

19902400 as geometric shapes

Circle

Radius = n
Diameter 39804800
Circumference 125050467.25761
Area 1.2444022097739E+15

Sphere

Radius = n
Volume 3.302212071974E+22
Surface area 4.9776088390958E+15
Circumference 125050467.25761

Square

Length = n
Perimeter 79609600
Area 396105525760000
Diagonal 28146244.003774

Cube

Length = n
Surface area 2376633154560000
Volume 7.8834506158858E+21
Space diagonal 34471967.992559

Equilateral Triangle

Length = n
Perimeter 59707200
Area 1.7151872394378E+14
Altitude 17235983.996279

Triangular Pyramid

Length = n
Surface area 1.7151872394378E+14
Volume 9.2907356494036E+20
Height 9382081.3345914