21551232 (number)

21551232 is an even 8-digits composite number following 21551231 and preceding 21551233. In scientific notation, it is written as 2.1551232 × 10^7. The sum of its digits is 21. It has a total of 9 prime factors and 32 positive divisors. There are 7183616 positive integers (up to 21551232) that are relatively prime to 21551232.

Interesting facts

Basic properties

Name

Name twenty-one million five hundred fifty-one thousand two hundred thirty-two

Notation

Scientific notation 2.1551232 × 10^7
Engineering notation 2.1551232 × 10^6

Prime Factorization of 21551232

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 56123

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 336738
Product of the distinct prime numbers

The prime factorization of 21551232 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 56123. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21551232)

Multiplication

n×y
n×2 43102464
n×3 64653696
n×4 86204928
n×5 107756160

Division

n÷y
n÷2 10775616
n÷3 7183744
n÷3 5387808
n÷5 4310246.4

Exponentiation

ny
n2 464455600717824
n3 1.0009590404769E+22
n4 2.1571900503815E+29
n5 4.6490103243864E+36

Nth Root

y√n
2√n 4642.3304492464
3√n 278.28557855764
4√n 68.134649402829
5√n 29.288317267867

Divisors of 21551232

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21551231
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21551232 can be divided by 32 positive divisors. The sum of these divisors (counting 21551232) is 1, the average is 0.03125.

Base conversion 21551232

Base System Value
2 Binary 1010010001101100010000000
3 Ternary 1111112220201210
4 Quaternary 1102031202000
5 Quinary 21004114412
6 Senary 2045530120
8 Octal 122154200
10 Decimal 21551232
12 Duodecimal 7273940
16 Hexadecimal 148d880
20 Vigesimal 6edi1c
36 Base36 ctx1c

Cryptographic Hash Functions

md5 65b8d0c7ffddd3b0c0f3461a3459113d
sha1 421bab5834bceb292819c851095cf119d567210e
sha256 330e55fc2e9d9940dc1e01ea66386d2aebd2f3ae55a0fe9aacfccaf3a8999874
sha512 e8916f06042edf2539abbfb826a8b332ad7f41f7878219f4b5829a07ac0f98be0bd44d76b664881063badd704497f22e7bf3360f339e08bc04caa0c2aa39e83d
ripemd-160 e07408be3d7a2b2e9d38563889054110558c5ab7

21551232 as geometric shapes

Circle

Radius = n
Diameter 43102464
Circumference 135410384.25402
Area 1.4591303031338E+15

Sphere

Radius = n
Volume 4.1928074241421E+22
Surface area 5.836521212535E+15
Circumference 135410384.25402

Square

Length = n
Perimeter 86204928
Area 464455600717824
Diagonal 30478044.580249

Cube

Length = n
Surface area 2786733604306944
Volume 1.0009590404769E+22
Space diagonal 37327828.789704

Equilateral Triangle

Length = n
Perimeter 64653696
Area 2.011151745758E+14
Altitude 18663914.394852

Triangular Pyramid

Length = n
Surface area 2.011151745758E+14
Volume 1.1796415420187E+21
Height 10159348.193416