21977568 (number)

21977568 is an even 8-digits composite number following 21977567 and preceding 21977569. In scientific notation, it is written as 2.1977568 × 10^7. The sum of its digits is 45. It has a total of 8 prime factors and 48 positive divisors. There are 7153920 positive integers (up to 21977568) that are relatively prime to 21977568.

Interesting facts

Basic properties

Name

Name twenty-one million nine hundred seventy-seven thousand five hundred sixty-eight

Notation

Scientific notation 2.1977568 × 10^7
Engineering notation 2.1977568 × 10^6

Prime Factorization of 21977568

Prime Factorization 2 × 2 × 2 × 2 × 2 × 81 × 61 × 139

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 1373598
Product of the distinct prime numbers

The prime factorization of 21977568 is 2 × 2 × 2 × 2 × 2 × 81 × 61 × 139. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21977568)

Multiplication

n×y
n×2 43955136
n×3 65932704
n×4 87910272
n×5 109887840

Division

n÷y
n÷2 10988784
n÷3 7325856
n÷3 5494392
n÷5 4395513.6

Exponentiation

ny
n2 483013495194624
n3 1.0615461935558E+22
n4 2.3330203654013E+29
n5 5.1274113725991E+36

Nth Root

y√n
2√n 4688.0238907241
3√n 280.10866530558
4√n 68.469145538148
5√n 29.403289944415

Divisors of 21977568

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21977567
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21977568 can be divided by 48 positive divisors. The sum of these divisors (counting 21977568) is 1, the average is 0.020833333333333.

Base conversion 21977568

Base System Value
2 Binary 1010011110101100111100000
3 Ternary 1112100120120000
4 Quaternary 1103311213200
5 Quinary 21111240233
6 Senary 2103020000
8 Octal 123654740
10 Decimal 21977568
12 Duodecimal 743a600
16 Hexadecimal 14f59e0
20 Vigesimal 6h73i8
36 Base36 d3200

Cryptographic Hash Functions

md5 1fa9be4342297f2e2bd2cdca9fde6bdb
sha1 09b52c6ebbd97477255c49e4bf382fbebdbcd689
sha256 3f3fb9f5675d8ded258eb2e0b77837d85b2477d5cb92e737796312d360d84d2a
sha512 59a49d9fecbbf6326750dd2e8c971a8214d10567cbb7eef216f7d35a4466678ded893e5bf6597211eccd2dee4014bb8e801405b98cf42acfdf3a2e9ca91d0ca4
ripemd-160 219961238939a1186bccdf88caaf6b393088278c

21977568 as geometric shapes

Circle

Radius = n
Diameter 43955136
Circumference 138089132.34514
Area 1.5174316480882E+15

Sphere

Radius = n
Volume 4.4465942974946E+22
Surface area 6.0697265923526E+15
Circumference 138089132.34514

Square

Length = n
Perimeter 87910272
Area 483013495194624
Diagonal 31080974.733577

Cube

Length = n
Surface area 2898080971167744
Volume 1.0615461935558E+22
Space diagonal 38066264.4028

Equilateral Triangle

Length = n
Perimeter 65932704
Area 2.0915097860463E+14
Altitude 19033132.2014

Triangular Pyramid

Length = n
Surface area 2.0915097860463E+14
Volume 1.2510441866767E+21
Height 10360324.911192