21961212 (number)

21961212 is an even 8-digits composite number following 21961211 and preceding 21961213. In scientific notation, it is written as 2.1961212 × 10^7. The sum of its digits is 24. It has a total of 8 prime factors and 120 positive divisors. There are 5451264 positive integers (up to 21961212) that are relatively prime to 21961212.

Interesting facts

Basic properties

Name

Name twenty-one million nine hundred sixty-one thousand two hundred twelve

Notation

Scientific notation 2.1961212 × 10^7
Engineering notation 2.1961212 × 10^6

Prime Factorization of 21961212

Prime Factorization 2 × 2 × 3 × 13 × 91 × 7 × 13 × 17

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 844662
Product of the distinct prime numbers

The prime factorization of 21961212 is 2 × 2 × 3 × 13 × 91 × 7 × 13 × 17. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21961212)

Multiplication

n×y
n×2 43922424
n×3 65883636
n×4 87844848
n×5 109806060

Division

n÷y
n÷2 10980606
n÷3 7320404
n÷3 5490303
n÷5 4392242.4

Exponentiation

ny
n2 482294832508944
n3 1.0591779063233E+22
n4 2.3260830546483E+29
n5 5.1083603092739E+36

Nth Root

y√n
2√n 4686.2791210085
3√n 280.03916118927
4√n 68.456403068
5√n 29.398912176709

Divisors of 21961212

120 divisors

τ Total Divisors 120
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21961211
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0083333333333333
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 120
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21961212 can be divided by 120 positive divisors. The sum of these divisors (counting 21961212) is 1, the average is 0.0083333333333333.

Base conversion 21961212

Base System Value
2 Binary 1010011110001100111111100
3 Ternary 1112022202010020
4 Quaternary 1103301213330
5 Quinary 21110224322
6 Senary 2102412140
8 Octal 123614774
10 Decimal 21961212
12 Duodecimal 7431050
16 Hexadecimal 14f19fc
20 Vigesimal 6h530c
36 Base36 d2pdo

Cryptographic Hash Functions

md5 10bb63af52b34d3d477fcd8036220926
sha1 22c8299d3eeb57180bb71619b537a0f92261c4ae
sha256 94b43f2e5b4c75d7bb8739397af16322307306a1bf63ff0162ecd0569950f1a5
sha512 9c1d4a0ad5de5e6fefbd91ea5894a267f29b863f126249c232ae07d260cac0e3bb7664f1925b21a0f52491ea3fdaf8b66de0960cb540a0af74c67a82fc2cf505
ripemd-160 68c8cb4f38069cf56c2615729b8fd99a587a4f13

21961212 as geometric shapes

Circle

Radius = n
Diameter 43922424
Circumference 137986364.56626
Area 1.5151739026744E+15

Sphere

Radius = n
Volume 4.4366740391334E+22
Surface area 6.0606956106977E+15
Circumference 137986364.56626

Square

Length = n
Perimeter 87844848
Area 482294832508944
Diagonal 31057843.856551

Cube

Length = n
Surface area 2893768995053664
Volume 1.0591779063233E+22
Space diagonal 38037934.979791

Equilateral Triangle

Length = n
Perimeter 65883636
Area 2.0883978853335E+14
Altitude 19018967.489896

Triangular Pyramid

Length = n
Surface area 2.0883978853335E+14
Volume 1.248253133407E+21
Height 10352614.61885