21457514 (number)

21457514 is an even 8-digits composite number following 21457513 and preceding 21457515. In scientific notation, it is written as 2.1457514 × 10^7. The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors. There are 9661440 positive integers (up to 21457514) that are relatively prime to 21457514.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred fifty-seven thousand five hundred fourteen

Notation

Scientific notation 2.1457514 × 10^7
Engineering notation 2.1457514 × 10^6

Prime Factorization of 21457514

Prime Factorization 2 × 13 × 41 × 20129

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 21457514
Product of the distinct prime numbers

The prime factorization of 21457514 is 2 × 13 × 41 × 20129. Since it has a total of 4 prime factors.

Most popular turbo-numbers

1, 7, 29, 79, 948, 373, 1948, 7498, 5653, 40677, 701897, 855050, 9335017, 56983, 85854954, 44674384, 865814618, 504964992, 6398663067, 5959670227

Basic calculations (n = 21457514)

Multiplication

n×y
n×2 42915028
n×3 64372542
n×4 85830056
n×5 107287570

Division

n÷y
n÷2 10728757
n÷3 7152504.6666667
n÷3 5364378.5
n÷5 4291502.8

Exponentiation

ny
n2 460424907060196
n3 9.8795738891929E+21
n4 2.1199109504139E+29
n5 4.548801889726E+36

Nth Root

y√n
2√n 4632.2255989967
3√n 277.88160685063
4√n 68.060455471563
5√n 29.26280012325

Divisors of 21457514

1, 2, 13, 26, 41, 82, 533, 1066, 20129, 40258, 261677, 523354, 825289, 1650578, 10728757, 21457514

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21457513
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21457514 can be divided by 16 positive divisors. The sum of these divisors (counting 21457514) is 1, the average is 0.0625.

Base conversion 21457514

Base System Value
2 Binary 1010001110110101001101010
3 Ternary 1111101011011202
4 Quaternary 1101312221222
5 Quinary 20443120024
6 Senary 2043524202
8 Octal 121665152
10 Decimal 21457514
12 Duodecimal 7229662
16 Hexadecimal 1476a6a
20 Vigesimal 6e23fe
36 Base36 crwq2

Cryptographic Hash Functions

md5 e0622367a46ea4c904006fd8cf0a0ab9
sha1 5e757aae438ed140621241cb8701419ac1f921ed
sha256 e7fda7e05154b757385dab8956d8d799004b2408a3ef499196b5c7e53b50e12d
sha512 a9627bdbd88ab80437f3beb7385ba7ddf343dc1f093a7c061ea58bf2f8194f570fc75099957c7b40ca5074432e075d4d6ffc95820c09f45b269c1204827eabd1
ripemd-160 48dd7759874d4d9e716b78aa719f617c2c3d76a7

21457514 as geometric shapes

Circle

Radius = n
Diameter 42915028
Circumference 134821536.6934
Area 1.4464675055501E+15

Sphere

Radius = n
Volume 4.1383462334514E+22
Surface area 5.7858700222003E+15
Circumference 134821536.6934

Square

Length = n
Perimeter 85830056
Area 460424907060196
Diagonal 30345507.313611

Cube

Length = n
Surface area 2762549442361176
Volume 9.8795738891929E+21
Space diagonal 37165504.45212

Equilateral Triangle

Length = n
Perimeter 64372542
Area 1.9936983302461E+14
Altitude 18582752.22606

Triangular Pyramid

Length = n
Surface area 1.9936983302461E+14
Volume 1.1643189487136E+21
Height 10115169.104537