21992904 (number)

21992904 is an even 8-digits composite number following 21992903 and preceding 21992905. In scientific notation, it is written as 2.1992904 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 64 positive divisors. There are 7076160 positive integers (up to 21992904) that are relatively prime to 21992904.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.1992904 × 10^7
Engineering notation 2.1992904 × 10^6

Prime Factorization of 21992904

Prime Factorization 2 × 2 × 2 × 29 × 9 × 3 × 3511

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 5498226
Product of the distinct prime numbers

The prime factorization of 21992904 is 2 × 2 × 2 × 29 × 9 × 3 × 3511. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21992904)

Multiplication

n×y
n×2 43985808
n×3 65978712
n×4 87971616
n×5 109964520

Division

n÷y
n÷2 10996452
n÷3 7330968
n÷3 5498226
n÷5 4398580.8

Exponentiation

ny
n2 483687826353216
n3 1.0637699930955E+22
n4 2.339539133623E+29
n5 5.1453259570014E+36

Nth Root

y√n
2√n 4689.6592626757
3√n 280.17380365762
4√n 68.481086897593
5√n 29.40739233685

Divisors of 21992904

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21992903
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21992904 can be divided by 64 positive divisors. The sum of these divisors (counting 21992904) is 1, the average is 0.015625.

Base conversion 21992904

Base System Value
2 Binary 1010011111001010111001000
3 Ternary 1112101100121000
4 Quaternary 1103321113020
5 Quinary 21112233104
6 Senary 2103215000
8 Octal 123712710
10 Decimal 21992904
12 Duodecimal 7447460
16 Hexadecimal 14f95c8
20 Vigesimal 6h9254
36 Base36 d3du0

Cryptographic Hash Functions

md5 6204bfdbb9521d8b926b6389f678a8db
sha1 9357ad4048344a88f3abde7b980a2c3d7bca8193
sha256 a173526badf0aecc6ed6ee2b179fbff1db3a367f49cb73b92f5ce667c4932ea9
sha512 ad10222a8b911d4d4fd2621230b690845421fe3848197306621a7b363d29843738e3f0bba3f7dd840abb5c98f71e021ee2948f8dfd64240cac42e3b690f295ba
ripemd-160 9272d19372c8129da7209069cf071867e89cb957

21992904 as geometric shapes

Circle

Radius = n
Diameter 43985808
Circumference 138185491.27501
Area 1.5195501219021E+15

Sphere

Radius = n
Volume 4.4559093272241E+22
Surface area 6.0782004876083E+15
Circumference 138185491.27501

Square

Length = n
Perimeter 87971616
Area 483687826353216
Diagonal 31102663.112769

Cube

Length = n
Surface area 2902126958119296
Volume 1.0637699930955E+22
Space diagonal 38092827.133985

Equilateral Triangle

Length = n
Perimeter 65978712
Area 2.0944297256158E+14
Altitude 19046413.566992

Triangular Pyramid

Length = n
Surface area 2.0944297256158E+14
Volume 1.2536649595677E+21
Height 10367554.370923