21252904 (number)

21252904 is an even 8-digits composite number following 21252903 and preceding 21252905. In scientific notation, it is written as 2.1252904 × 10^7. The sum of its digits is 25. It has a total of 5 prime factors and 16 positive divisors. There are 10586160 positive integers (up to 21252904) that are relatively prime to 21252904.

Interesting facts

Basic properties

Name

Name twenty-one million two hundred fifty-two thousand nine hundred four

Notation

Scientific notation 2.1252904 × 10^7
Engineering notation 2.1252904 × 10^6

Prime Factorization of 21252904

Prime Factorization 2 × 2 × 2 × 9803 × 271

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5313226
Product of the distinct prime numbers

The prime factorization of 21252904 is 2 × 2 × 2 × 9803 × 271. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 7, 51, 91, 464, 929, 9832, 5326, 35364, 27217, 407446, 786899, 5657695, 4098621, 48213029, 46998981, 345686844, 871180088, 6563311215, 197250247

Basic calculations (n = 21252904)

Multiplication

n×y
n×2 42505808
n×3 63758712
n×4 85011616
n×5 106264520

Division

n÷y
n÷2 10626452
n÷3 7084301.3333333
n÷3 5313226
n÷5 4250580.8

Exponentiation

ny
n2 451685928433216
n3 9.599637675142E+21
n4 2.0402017794458E+29
n5 4.336021255919E+36

Nth Root

y√n
2√n 4610.0872009106
3√n 276.99552964934
4√n 67.897622940061
5√n 29.206778436314

Divisors of 21252904

1, 2, 4, 8, 271, 542, 1084, 2168, 9803, 19606, 39212, 78424, 2656613, 5313226, 10626452, 21252904

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 -21252903
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 21252904 can be divided by 16 positive divisors. The sum of these divisors (counting 21252904) is 1, the average is 0.0625.

Base conversion 21252904

Base System Value
2 Binary 1010001000100101100101000
3 Ternary 1110222202111121
4 Quaternary 1101010230220
5 Quinary 20420043104
6 Senary 2035305024
8 Octal 121045450
10 Decimal 21252904
12 Duodecimal 714b174
16 Hexadecimal 1444b28
20 Vigesimal 6cgc54
36 Base36 cniug

Cryptographic Hash Functions

md5 27046315e3d4274340b309ddb646a608
sha1 5ac81b421e0868052daf842021fe955f5c91e779
sha256 236b6b5271644da5f465ff0616e4894689421912bf415cef4fe61d3db22ac677
sha512 fb356510552186758da7380ab34f79f14e31be90b1b03688da887fd82b11c7610b8f244c96aca5492971862a74d146e79e33bdbcac20eef93159165090482cc8
ripemd-160 15e2535cbce959ce0b909282733b1b5d8b31dcd5

21252904 as geometric shapes

Circle

Radius = n
Diameter 42505808
Circumference 133535934.1477
Area 1.4190131944957E+15

Sphere

Radius = n
Volume 4.0210868263133E+22
Surface area 5.6760527779827E+15
Circumference 133535934.1477

Square

Length = n
Perimeter 85011616
Area 451685928433216
Diagonal 30056145.076613

Cube

Length = n
Surface area 2710115570599296
Volume 9.599637675142E+21
Space diagonal 36811109.536384

Equilateral Triangle

Length = n
Perimeter 63758712
Area 1.9558574427756E+14
Altitude 18405554.768192

Triangular Pyramid

Length = n
Surface area 1.9558574427756E+14
Volume 1.1313281495045E+21
Height 10018715.025538