21293904 (number)

21293904 is an even 8-digits composite number following 21293903 and preceding 21293905. In scientific notation, it is written as 2.1293904 × 10^7. The sum of its digits is 30. It has a total of 7 prime factors and 40 positive divisors. There are 7076608 positive integers (up to 21293904) that are relatively prime to 21293904.

Interesting facts

Basic properties

Name

Name twenty-one million two hundred ninety-three thousand nine hundred four

Notation

Scientific notation 2.1293904 × 10^7
Engineering notation 2.1293904 × 10^6

Prime Factorization of 21293904

Prime Factorization 2 × 2 × 2 × 2 × 3 × 719 × 617

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2661738
Product of the distinct prime numbers

The prime factorization of 21293904 is 2 × 2 × 2 × 2 × 3 × 719 × 617. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21293904)

Multiplication

n×y
n×2 42587808
n×3 63881712
n×4 85175616
n×5 106469520

Division

n÷y
n÷2 10646952
n÷3 7097968
n÷3 5323476
n÷5 4258780.8

Exponentiation

ny
n2 453430347561216
n3 9.6553022916552E+21
n4 2.0559908008949E+29
n5 4.3780070739138E+36

Nth Root

y√n
2√n 4614.5318289075
3√n 277.17353703347
4√n 67.930345420198
5√n 29.218038591059

Divisors of 21293904

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21293903
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21293904 can be divided by 40 positive divisors. The sum of these divisors (counting 21293904) is 1, the average is 0.025.

Base conversion 21293904

Base System Value
2 Binary 1010001001110101101010000
3 Ternary 1111001211202010
4 Quaternary 1101032231100
5 Quinary 20422401104
6 Senary 2040222520
8 Octal 121165520
10 Decimal 21293904
12 Duodecimal 716aa40
16 Hexadecimal 144eb50
20 Vigesimal 6d1ef4
36 Base36 coehc

Cryptographic Hash Functions

md5 5b835805e9e612459ba91cd849673e00
sha1 4da91e3cb22d013d8f2038f24b05f9ad6cddb3f0
sha256 c7d62a8dc2c617fd723e77d0020dadbea8ca0ffaa81275d9dbfa9a99b7f7c22b
sha512 104ff1d155b4289838c867b3f751b54fd9f761f239074d227f8b785c4ebf662db039b2e723fe9144db002c4b3fe9b0120215dc0e060e6c833e5238f8661da26d
ripemd-160 efc39d107b5f3303b48383ca7acb1f990da9ac38

21293904 as geometric shapes

Circle

Radius = n
Diameter 42587808
Circumference 133793544.74529
Area 1.424493448813E+15

Sphere

Radius = n
Volume 4.0444035663537E+22
Surface area 5.6979737952519E+15
Circumference 133793544.74529

Square

Length = n
Perimeter 85175616
Area 453430347561216
Diagonal 30114127.832671

Cube

Length = n
Surface area 2720582085367296
Volume 9.6553022916552E+21
Space diagonal 36882123.619494

Equilateral Triangle

Length = n
Perimeter 63881712
Area 1.9634109991741E+14
Altitude 18441061.809747

Triangular Pyramid

Length = n
Surface area 1.9634109991741E+14
Volume 1.1378882874726E+21
Height 10038042.61089