20461440 (number)

20461440 is an even 8-digits composite number following 20461439 and preceding 20461441. In scientific notation, it is written as 2.0461440 × 10^7. The sum of its digits is 21. It has a total of 9 prime factors and 32 positive divisors. There are 5455872 positive integers (up to 20461440) that are relatively prime to 20461440.

Interesting facts

Basic properties

Name

Name twenty million four hundred sixty-one thousand four hundred forty

Notation

Scientific notation 2.0461440 × 10^7
Engineering notation 2.0461440 × 10^6

Prime Factorization of 20461440

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 15 × 10657

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 319710
Product of the distinct prime numbers

The prime factorization of 20461440 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 15 × 10657. Since it has a total of 9 prime factors.

Most popular turbo-numbers

9, 4, 15, 83, 469, 449, 5661, 2353, 85182, 29908, 968540, 161720, 3956814, 7506203, 78786605, 65092229, 627056789, 547965949, 8295141290, 5170315841

Basic calculations (n = 20461440)

Multiplication

n×y
n×2 40922880
n×3 61384320
n×4 81845760
n×5 102307200

Division

n÷y
n÷2 10230720
n÷3 6820480
n÷3 5115360
n÷5 4092288

Exponentiation

ny
n2 418670526873600
n3 8.5666018653926E+21
n4 1.7528501007262E+29
n5 3.5865837165003E+36

Nth Root

y√n
2√n 4523.4323251266
3√n 273.51347765143
4√n 67.256466790388
5√n 28.985929988698

Divisors of 20461440

1, 2, 4, 8, 15, 16, 30, 32, 60, 64, 120, 128, 240, 480, 960, 1920, 10657, 21314, 42628, 85256, 159855, 170512, 319710, 341024, 639420, 682048, 1278840, 1364096, 2557680, 5115360, 10230720, 20461440

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 -20461439
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 20461440 can be divided by 32 positive divisors. The sum of these divisors (counting 20461440) is 1, the average is 0.03125.

Base conversion 20461440

Base System Value
2 Binary 1001110000011011110000000
3 Ternary 1102111112211010
4 Quaternary 1032003132000
5 Quinary 20214231230
6 Senary 2010320520
8 Octal 116033600
10 Decimal 20461440
12 Duodecimal 6a29140
16 Hexadecimal 1383780
20 Vigesimal 67hdc0
36 Base36 c6k5c

Cryptographic Hash Functions

md5 a1848b9c5a4fc10200bba64ace306847
sha1 327dcf8a34efcbf31fca02b44090afe1410bb42f
sha256 8f625ab61283efd082b7f15a5f3045af9f194dbc87a0a0e28ad705619f23004f
sha512 7bfa76ba245ae54378d0e5c40defcb131b21147ccbab17f50a8b267b13c134929204ca7b26fe0e6a669c85a9899e33b212e4494fa102d3593ab031091e474888
ripemd-160 768c99d6993900a8d7e45add43e6df8765cd45c1

20461440 as geometric shapes

Circle

Radius = n
Diameter 40922880
Circumference 128563019.17174
Area 1.3152922515007E+15

Sphere

Radius = n
Volume 3.5883697982061E+22
Surface area 5.2611690060027E+15
Circumference 128563019.17174

Square

Length = n
Perimeter 81845760
Area 418670526873600
Diagonal 28936845.953683

Cube

Length = n
Surface area 2512023161241600
Volume 8.5666018653926E+21
Space diagonal 35440253.676022

Equilateral Triangle

Length = n
Perimeter 61384320
Area 1.8128965604418E+14
Altitude 17720126.838011

Triangular Pyramid

Length = n
Surface area 1.8128965604418E+14
Volume 1.0095837117907E+21
Height 9645615.3178944