21490546 (number)

21490546 is an even 8-digits composite number following 21490545 and preceding 21490547. In scientific notation, it is written as 2.1490546 × 10^7. The sum of its digits is 31. It has a total of 5 prime factors and 32 positive divisors. There are 8211840 positive integers (up to 21490546) that are relatively prime to 21490546.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred ninety thousand five hundred forty-six

Notation

Scientific notation 2.1490546 × 10^7
Engineering notation 2.1490546 × 10^6

Prime Factorization of 21490546

Prime Factorization 2 × 7 × 11 × 2633 × 53

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 21490546
Product of the distinct prime numbers

The prime factorization of 21490546 is 2 × 7 × 11 × 2633 × 53. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 3, 36, 32, 721, 956, 141, 6506, 47518, 17381, 57629, 312639, 2985952, 2034212, 24780460, 16006936, 457937352, 265748952, 5960869485, 1685282058

Basic calculations (n = 21490546)

Multiplication

n×y
n×2 42981092
n×3 64471638
n×4 85962184
n×5 107452730

Division

n÷y
n÷2 10745273
n÷3 7163515.3333333
n÷3 5372636.5
n÷5 4298109.2

Exponentiation

ny
n2 461843567378116
n3 9.9252704295435E+21
n4 2.1329948072854E+29
n5 4.5839223023729E+36

Nth Root

y√n
2√n 4635.7896846169
3√n 278.02412536692
4√n 68.086633670764
5√n 29.271804094151

Divisors of 21490546

1, 2, 7, 11, 14, 22, 53, 77, 106, 154, 371, 583, 742, 1166, 2633, 4081, 5266, 8162, 18431, 28963, 36862, 57926, 139549, 202741, 279098, 405482, 976843, 1535039, 1953686, 3070078, 10745273, 21490546

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 -21490545
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 21490546 can be divided by 32 positive divisors. The sum of these divisors (counting 21490546) is 1, the average is 0.03125.

Base conversion 21490546

Base System Value
2 Binary 1010001111110101101110010
3 Ternary 1111102211111011
4 Quaternary 1101332231302
5 Quinary 21000144141
6 Senary 2044341134
8 Octal 121765562
10 Decimal 21490546
12 Duodecimal 72447aa
16 Hexadecimal 147eb72
20 Vigesimal 6e6676
36 Base36 csm7m

Cryptographic Hash Functions

md5 6b0beee81bf689ffbcf6915a57b0cb8d
sha1 a7cf4f9de9b3fa20aff5713d4248f4723466a426
sha256 7e99924d5d5499657188c1122556927b701d7a5142d6db7e16da561a5745d01e
sha512 391e53264fa82e8a786a3da70e358ce51868a1f79b2af74765ef085bc9f602e1d0a8a40525b194e16e8ae76db79316365a2a52a3352190eba33b87b824840713
ripemd-160 4f8c567749721e6746ca52eedd865225036f3ca0

21490546 as geometric shapes

Circle

Radius = n
Diameter 42981092
Circumference 135029082.87047
Area 1.4509243583828E+15

Sphere

Radius = n
Volume 4.1574875555128E+22
Surface area 5.8036974335312E+15
Circumference 135029082.87047

Square

Length = n
Perimeter 85962184
Area 461843567378116
Diagonal 30392221.616003

Cube

Length = n
Surface area 2771061404268696
Volume 9.9252704295435E+21
Space diagonal 37222717.554396

Equilateral Triangle

Length = n
Perimeter 64471638
Area 1.9998413096194E+14
Altitude 18611358.777198

Triangular Pyramid

Length = n
Surface area 1.9998413096194E+14
Volume 1.1697043376401E+21
Height 10130740.538668