21551672 (number)

21551672 is an even 8-digits composite number following 21551671 and preceding 21551673. In scientific notation, it is written as 2.1551672 × 10^7. The sum of its digits is 29. It has a total of 5 prime factors and 16 positive divisors. There are 10697760 positive integers (up to 21551672) that are relatively prime to 21551672.

Interesting facts

Basic properties

Name

Name twenty-one million five hundred fifty-one thousand six hundred seventy-two

Notation

Scientific notation 2.1551672 × 10^7
Engineering notation 2.1551672 × 10^6

Prime Factorization of 21551672

Prime Factorization 2 × 2 × 2 × 139 × 19381

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5387918
Product of the distinct prime numbers

The prime factorization of 21551672 is 2 × 2 × 2 × 139 × 19381. Since it has a total of 5 prime factors.

Most popular turbo-numbers

2, 4, 11, 75, 151, 364, 8175, 7385, 17875, 86113, 743596, 22470, 361921, 6185822, 25909408, 6184148, 561213663, 900182319, 2880652915, 7284419344

Basic calculations (n = 21551672)

Multiplication

n×y
n×2 43103344
n×3 64655016
n×4 86206688
n×5 107758360

Division

n÷y
n÷2 10775836
n÷3 7183890.6666667
n÷3 5387918
n÷5 4310334.4

Exponentiation

ny
n2 464474565995584
n3 1.0010203498679E+22
n4 2.1573662245679E+29
n5 4.6494849255765E+36

Nth Root

y√n
2√n 4642.3778389959
3√n 278.28747241412
4√n 68.134997167358
5√n 29.288436859678

Divisors of 21551672

1, 2, 4, 8, 139, 278, 556, 1112, 19381, 38762, 77524, 155048, 2693959, 5387918, 10775836, 21551672

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 -21551671
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 21551672 can be divided by 16 positive divisors. The sum of these divisors (counting 21551672) is 1, the average is 0.0625.

Base conversion 21551672

Base System Value
2 Binary 1010010001101101000111000
3 Ternary 1111112221100002
4 Quaternary 1102031220320
5 Quinary 21004123142
6 Senary 2045532132
8 Octal 122155070
10 Decimal 21551672
12 Duodecimal 7274048
16 Hexadecimal 148da38
20 Vigesimal 6edj3c
36 Base36 ctxdk

Cryptographic Hash Functions

md5 2a9a3dee659b0fad1713549b2d50c7d1
sha1 bba461c8fe35061cd8e9599e9ab4c67d692c5704
sha256 3d9d6b4858c097995bc66916bdae5a333d4ebdcf36f80d60467c1d9431be0f71
sha512 9f1d4a99f4aaf62b08424f471c7f883a015889df40c8ccbf83e59c736b3d9ba2e5d670fffc13592436eb52c761a386a4e6ccdef54cc89580b8b2aa7f4e6db7a2
ripemd-160 12e4c999fdd2476b06caf2386b50885182436e80

21551672 as geometric shapes

Circle

Radius = n
Diameter 43103344
Circumference 135413148.85555
Area 1.459189884311E+15

Sphere

Radius = n
Volume 4.1930642363186E+22
Surface area 5.8367595372441E+15
Circumference 135413148.85555

Square

Length = n
Perimeter 86206688
Area 464474565995584
Diagonal 30478666.834216

Cube

Length = n
Surface area 2786847395973504
Volume 1.0010203498679E+22
Space diagonal 37328590.89206

Equilateral Triangle

Length = n
Perimeter 64655016
Area 2.0112338678196E+14
Altitude 18664295.44603

Triangular Pyramid

Length = n
Surface area 2.0112338678196E+14
Volume 1.1797137958289E+21
Height 10159555.611405