21991323 (number)

21991323 is an odd 8-digits composite number following 21991322 and preceding 21991324. In scientific notation, it is written as 2.1991323 × 10^7. The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors. There are 14459904 positive integers (up to 21991323) that are relatively prime to 21991323.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.1991323 × 10^7
Engineering notation 2.1991323 × 10^6

Prime Factorization of 21991323

Prime Factorization 3 × 73 × 100417

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 21991323
Product of the distinct prime numbers

The prime factorization of 21991323 is 3 × 73 × 100417. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21991323)

Multiplication

n×y
n×2 43982646
n×3 65973969
n×4 87965292
n×5 109956615

Division

n÷y
n÷2 10995661.5
n÷3 7330441
n÷3 5497830.75
n÷5 4398264.6

Exponentiation

ny
n2 483618287290329
n3 1.0635405964508E+22
n4 2.3388664780163E+29
n5 5.1434768171929E+36

Nth Root

y√n
2√n 4689.4906972933
3√n 280.16708989518
4√n 68.479856142469
5√n 29.40696952389

Divisors of 21991323

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21991322
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21991323 can be divided by 8 positive divisors. The sum of these divisors (counting 21991323) is 1, the average is 0.125.

Base conversion 21991323

Base System Value
2 Binary 1010011111000111110011011
3 Ternary 1112101021102110
4 Quaternary 1103320332123
5 Quinary 21112210243
6 Senary 2103203403
8 Octal 123707633
10 Decimal 21991323
12 Duodecimal 7446563
16 Hexadecimal 14f8f9b
20 Vigesimal 6h8i63
36 Base36 d3cm3

Cryptographic Hash Functions

md5 11d311e2b45e71a347adc295363cb595
sha1 22289befcb306e9c53c659e783ca661ba1458241
sha256 95440508a75d09e497248120b8f7613d3b2be8ac99dd88f9a9e4f66ad2b83f07
sha512 8f27ed6adc8e5148cc12751cad668dcdfd2cc9f1461c4900334750057cdc7698342d6d9a989e3cd4ec53d37866433c4bdd1b39eaaa25389a27ab1f28635977ff
ripemd-160 38af0e3a1191547a48436d4e63c700ba08c9b8f9

21991323 as geometric shapes

Circle

Radius = n
Diameter 43982646
Circumference 138175557.55904
Area 1.519331658493E+15

Sphere

Radius = n
Volume 4.454948432806E+22
Surface area 6.0773266339719E+15
Circumference 138175557.55904

Square

Length = n
Perimeter 87965292
Area 483618287290329
Diagonal 31100427.241127

Cube

Length = n
Surface area 2901709723741974
Volume 1.0635405964508E+22
Space diagonal 38090088.761658

Equilateral Triangle

Length = n
Perimeter 65973969
Area 2.0941286126407E+14
Altitude 19045044.380829

Triangular Pyramid

Length = n
Surface area 2.0941286126407E+14
Volume 1.2533946130293E+21
Height 10366809.080376