15221208 (number)

15221208 is an even 8-digits composite number following 15221207 and preceding 15221209. In scientific notation, it is written as 1.5221208 × 10^7. The sum of its digits is 21. It has a total of 7 prime factors and 64 positive divisors. There are 4838400 positive integers (up to 15221208) that are relatively prime to 15221208.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.5221208 × 10^7
Engineering notation 1.5221208 × 10^6

Prime Factorization of 15221208

Prime Factorization 2 × 2 × 2 × 3 × 37 × 61 × 281

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 3805302
Product of the distinct prime numbers

The prime factorization of 15221208 is 2 × 2 × 2 × 3 × 37 × 61 × 281. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 15221208)

Multiplication

n×y
n×2 30442416
n×3 45663624
n×4 60884832
n×5 76106040

Division

n÷y
n÷2 7610604
n÷3 5073736
n÷3 3805302
n÷5 3044241.6

Exponentiation

ny
n2 231685172979264
n3 3.5265282084334E+21
n4 5.3678019378431E+28
n5 8.1704429798714E+35

Nth Root

y√n
2√n 3901.4366584631
3√n 247.82762041151
4√n 62.461481398244
5√n 27.320574288753

Divisors of 15221208

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15221207
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15221208 can be divided by 64 positive divisors. The sum of these divisors (counting 15221208) is 1, the average is 0.015625.

Base conversion 15221208

Base System Value
2 Binary 111010000100000111011000
3 Ternary 1001122022120110
4 Quaternary 322010013120
5 Quinary 12344034313
6 Senary 1302124320
8 Octal 72040730
10 Decimal 15221208
12 Duodecimal 51206a0
16 Hexadecimal e841d8
20 Vigesimal 4f2d08
36 Base36 928rc

Cryptographic Hash Functions

md5 a7d6b5c6e6d21103a1e613793583a802
sha1 3ade7bb63e872f816d95de183879c91be1396c5d
sha256 9fe57d3d2f2870717783492e7e34687f3041a9a074a91b5bb5a8e09bd906e43a
sha512 4d294febdee3eff26b62ed4fffe7f22b6efdada9c53d83bd5b91c86a6fa20f0d79463f825da2303ea4a266536e7bb6bb9812ebc2691ddf2858725e648f19db65
ripemd-160 9f1627b9fc67474a4a087aaca5633d3da35a99da

15221208 as geometric shapes

Circle

Radius = n
Diameter 30442416
Circumference 95637670.463124
Area 7.2786043737734E+14

Sphere

Radius = n
Volume 1.4771886816389E+22
Surface area 2.9114417495093E+15
Circumference 95637670.463124

Square

Length = n
Perimeter 60884832
Area 231685172979264
Diagonal 21526038.789302

Cube

Length = n
Surface area 1390111037875584
Volume 3.5265282084334E+21
Space diagonal 26363905.608574

Equilateral Triangle

Length = n
Perimeter 45663624
Area 1.0032262274012E+14
Altitude 13181952.804287

Triangular Pyramid

Length = n
Surface area 1.0032262274012E+14
Volume 4.1560533503815E+20
Height 7175346.2631006