21472904 (number)

21472904 is an even 8-digits composite number following 21472903 and preceding 21472905. In scientific notation, it is written as 2.1472904 × 10^7. The sum of its digits is 29. It has a total of 5 prime factors and 16 positive divisors. There are 10104832 positive integers (up to 21472904) that are relatively prime to 21472904.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.1472904 × 10^7
Engineering notation 2.1472904 × 10^6

Prime Factorization of 21472904

Prime Factorization 2 × 2 × 2 × 17 × 157889

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5368226
Product of the distinct prime numbers

The prime factorization of 21472904 is 2 × 2 × 2 × 17 × 157889. Since it has a total of 5 prime factors.

Most popular turbo-numbers

2, 4, 18, 60, 114, 7, 56, 617, 36875, 85074, 182227, 188916, 688192, 6980862, 50389637, 98241570, 849637905, 385725167, 6552643499, 8735497802

Basic calculations (n = 21472904)

Multiplication

n×y
n×2 42945808
n×3 64418712
n×4 85891616
n×5 107364520

Division

n÷y
n÷2 10736452
n÷3 7157634.6666667
n÷3 5368226
n÷5 4294580.8

Exponentiation

ny
n2 461085606193216
n3 9.9008469575687E+21
n4 2.1259993623857E+29
n5 4.5651380212568E+36

Nth Root

y√n
2√n 4633.8864897621
3√n 277.9480260997
4√n 68.072655962303
5√n 29.266996558552

Divisors of 21472904

1, 2, 4, 8, 17, 34, 68, 136, 157889, 315778, 631556, 1263112, 2684113, 5368226, 10736452, 21472904

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 -21472903
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 21472904 can be divided by 16 positive divisors. The sum of these divisors (counting 21472904) is 1, the average is 0.0625.

Base conversion 21472904

Base System Value
2 Binary 1010001111010011010001000
3 Ternary 1111101221021202
4 Quaternary 1101322122020
5 Quinary 20444113104
6 Senary 2044123332
8 Octal 121723210
10 Decimal 21472904
12 Duodecimal 7236548
16 Hexadecimal 147a688
20 Vigesimal 6e4254
36 Base36 cs8lk

Cryptographic Hash Functions

md5 13c38452559d4a4ab18f91e64b075cfe
sha1 5b232c9e4c630e2fe7d4869c802922c2e14bc070
sha256 6c2949cdb34c652e1eeb14c910b6f5501c87d0cace10b72a48029aca1d3439f9
sha512 cc06181f24bd5dc37853bc7e1ea89491e035fd3832a428cd40a18d05421a20eb4b7bf91ebe2cad5d286e081bd3af7fff421e9998f7fe9e1baa73f7c659780356
ripemd-160 d13960635647694815b0066dc263938ccbb669f9

21472904 as geometric shapes

Circle

Radius = n
Diameter 42945808
Circumference 134918234.91528
Area 1.4485431530926E+15

Sphere

Radius = n
Volume 4.1472570754953E+22
Surface area 5.7941726123704E+15
Circumference 134918234.91528

Square

Length = n
Perimeter 85891616
Area 461085606193216
Diagonal 30367272.060335

Cube

Length = n
Surface area 2766513637159296
Volume 9.9008469575687E+21
Space diagonal 37192160.714049

Equilateral Triangle

Length = n
Perimeter 64418712
Area 1.9965592414134E+14
Altitude 18596080.357024

Triangular Pyramid

Length = n
Surface area 1.9965592414134E+14
Volume 1.1668260038645E+21
Height 10122424.020112