15221520 (number)

15221520 is an even 8-digits composite number following 15221519 and preceding 15221521. In scientific notation, it is written as 1.5221520 × 10^7. The sum of its digits is 18. It has a total of 10 prime factors and 180 positive divisors. There are 3919104 positive integers (up to 15221520) that are relatively prime to 15221520.

Interesting facts

Basic properties

Name

Name fifteen million two hundred twenty-one thousand five hundred twenty

Notation

Scientific notation 1.5221520 × 10^7
Engineering notation 1.5221520 × 10^6

Prime Factorization of 15221520

Prime Factorization 2 × 2 × 2 × 2 × 5 × 9 × 3 × 81 × 3 × 29

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 634230
Product of the distinct prime numbers

The prime factorization of 15221520 is 2 × 2 × 2 × 2 × 5 × 9 × 3 × 81 × 3 × 29. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 15221520)

Multiplication

n×y
n×2 30443040
n×3 45664560
n×4 60886080
n×5 76107600

Division

n÷y
n÷2 7610760
n÷3 5073840
n÷3 3805380
n÷5 3044304

Exponentiation

ny
n2 231694671110400
n3 3.5267450702004E+21
n4 5.3682420620956E+28
n5 8.171280391303E+35

Nth Root

y√n
2√n 3901.4766435287
3√n 247.82931370001
4√n 62.461801475211
5√n 27.32068628971

Divisors of 15221520

180 divisors

τ Total Divisors 180
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15221519
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0055555555555556
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 180
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15221520 can be divided by 180 positive divisors. The sum of these divisors (counting 15221520) is 1, the average is 0.0055555555555556.

Base conversion 15221520

Base System Value
2 Binary 111010000100001100010000
3 Ternary 1001122100000000
4 Quaternary 322010030100
5 Quinary 12344042040
6 Senary 1302130000
8 Octal 72041420
10 Decimal 15221520
12 Duodecimal 5120900
16 Hexadecimal e84310
20 Vigesimal 4f2dg0
36 Base36 92900

Cryptographic Hash Functions

md5 2c4b52e3e66cc9c237dfd82870f5fd18
sha1 b95797dfed1166555dc19ec886910027c48f33dc
sha256 f9dcee762e162f8f7c6386886fedda0982b1c25db41a7d1880dda182d7db0a66
sha512 b7e4f86b7b70a7070137aa0c6b97a9c9adf138b459539d38d7c3b4178d1a6468ba0f93408a70dfc54704f536ccea7d1d48af1f7558faa46715fcc45668258fba
ripemd-160 bddc6d038fa8a975bf51a661ad622dc1dc0a6c7e

15221520 as geometric shapes

Circle

Radius = n
Diameter 30443040
Circumference 95639630.81694
Area 7.2789027663634E+14

Sphere

Radius = n
Volume 1.4772795204834E+22
Surface area 2.9115611065453E+15
Circumference 95639630.81694

Square

Length = n
Perimeter 60886080
Area 231694671110400
Diagonal 21526480.023933

Cube

Length = n
Surface area 1390168026662400
Volume 3.5267450702004E+21
Space diagonal 26364446.008426

Equilateral Triangle

Length = n
Perimeter 45664560
Area 1.0032673555154E+14
Altitude 13182223.004213

Triangular Pyramid

Length = n
Surface area 1.0032673555154E+14
Volume 4.1563089244249E+20
Height 7175493.3413111