21589890 (number)

21589890 is an even 8-digits composite number following 21589889 and preceding 21589891. In scientific notation, it is written as 2.1589890 × 10^7. The sum of its digits is 42. It has a total of 6 prime factors and 64 positive divisors. There are 4669056 positive integers (up to 21589890) that are relatively prime to 21589890.

Interesting facts

Basic properties

Name

Name twenty-one million five hundred eighty-nine thousand eight hundred ninety

Notation

Scientific notation 2.1589890 × 10^7
Engineering notation 2.1589890 × 10^6

Prime Factorization of 21589890

Prime Factorization 2 × 21 × 5 × 7 × 19 × 773

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 21589890
Product of the distinct prime numbers

The prime factorization of 21589890 is 2 × 21 × 5 × 7 × 19 × 773. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21589890)

Multiplication

n×y
n×2 43179780
n×3 64769670
n×4 86359560
n×5 107949450

Division

n÷y
n÷2 10794945
n÷3 7196630
n÷3 5397472.5
n÷5 4317978

Exponentiation

ny
n2 466123350212100
n3 1.0063551857511E+22
n4 2.1727097761295E+29
n5 4.6908565068561E+36

Nth Root

y√n
2√n 4646.4922253244
3√n 278.45187280713
4√n 68.165183380699
5√n 29.298817050512

Divisors of 21589890

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 -21589889
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 21589890 can be divided by 64 positive divisors. The sum of these divisors (counting 21589890) is 1, the average is 0.015625.

Base conversion 21589890

Base System Value
2 Binary 1010010010110111110000010
3 Ternary 1111121212202120
4 Quaternary 1102112332002
5 Quinary 21011334030
6 Senary 2050425110
8 Octal 122267602
10 Decimal 21589890
12 Duodecimal 7292196
16 Hexadecimal 1496f82
20 Vigesimal 6eieea
36 Base36 cuqv6

Cryptographic Hash Functions

md5 632233f3fac69e6b7e2d140e8bf5f0b3
sha1 d107bc5c3dcf0c56e9ffef4e2ac415f97057f816
sha256 4fbcde04e5526bd0be217ab4308ada74835f77225011009fea18ada8f633afaf
sha512 cef5461e91f0a23ce3df7a484b29908d789543921ad9a6f63971afaf9863aefc29dd3b4872f223878803b8fa136a1ca0d2e532ad2b2a1428789d3cb69fb58570
ripemd-160 f4fbb4226af1b956679ee8e7ae0ce330034e19f4

21589890 as geometric shapes

Circle

Radius = n
Diameter 43179780
Circumference 135653279.63162
Area 1.464369692693E+15

Sphere

Radius = n
Volume 4.2154107446101E+22
Surface area 5.857478770772E+15
Circumference 135653279.63162

Square

Length = n
Perimeter 86359560
Area 466123350212100
Diagonal 30532715.248143

Cube

Length = n
Surface area 2796740101272600
Volume 1.0063551857511E+22
Space diagonal 37394786.409823

Equilateral Triangle

Length = n
Perimeter 64769670
Area 2.0183733129039E+14
Altitude 18697393.204912

Triangular Pyramid

Length = n
Surface area 2.0183733129039E+14
Volume 1.1860009602114E+21
Height 10177571.749381