21492372 (number)

21492372 is an even 8-digits composite number following 21492371 and preceding 21492373. In scientific notation, it is written as 2.1492372 × 10^7. The sum of its digits is 30. It has a total of 5 prime factors and 24 positive divisors. There are 6512800 positive integers (up to 21492372) that are relatively prime to 21492372.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.1492372 × 10^7
Engineering notation 2.1492372 × 10^6

Prime Factorization of 21492372

Prime Factorization 2 × 2 × 3 × 11 × 162821

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10746186
Product of the distinct prime numbers

The prime factorization of 21492372 is 2 × 2 × 3 × 11 × 162821. Since it has a total of 5 prime factors.

Most popular turbo-numbers

10, 2, 7, 42, 920, 224, 8003, 1534, 59375, 61570, 190724, 707841, 205023, 271475, 28681633, 46150944, 119653716, 683756319, 549284773, 6689196071

Basic calculations (n = 21492372)

Multiplication

n×y
n×2 42984744
n×3 64477116
n×4 85969488
n×5 107461860

Division

n÷y
n÷2 10746186
n÷3 7164124
n÷3 5373093
n÷5 4298474.4

Exponentiation

ny
n2 461922054186384
n3 9.9278006235779E+21
n4 2.1337198414377E+29
n5 4.585870057596E+36

Nth Root

y√n
2√n 4635.9866263828
3√n 278.03199949096
4√n 68.088079914055
5√n 29.272301508203

Divisors of 21492372

1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 162821, 325642, 488463, 651284, 976926, 1791031, 1953852, 3582062, 5373093, 7164124, 10746186, 21492372

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21492371
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21492372 can be divided by 24 positive divisors. The sum of these divisors (counting 21492372) is 1, the average is 0.041666666666667.

Base conversion 21492372

Base System Value
2 Binary 1010001111111001010010100
3 Ternary 1111102220222210
4 Quaternary 1101333022110
5 Quinary 21000223442
6 Senary 2044353420
8 Octal 121771224
10 Decimal 21492372
12 Duodecimal 7245870
16 Hexadecimal 147f294
20 Vigesimal 6e6aic
36 Base36 csnmc

Cryptographic Hash Functions

md5 5c3d73e275bc9e8c91e9376256df7ee7
sha1 4e7f3d67c556dee7eb2f32ec924dd3de75f9ce2c
sha256 fe2bab6aa495ceeddf8e2cca775935a676fe8217e58b4e515c0ba5c617babda0
sha512 9f1c09fa57743c4f8147758a0f37584c54eacf7e361681c0ceb03ce640d4bb0c94d0b3795a9988c0d3024c84c588ed09e0b199c9a98814799e3467f9a26b3a3e
ripemd-160 e8e9fc695335022e7bc1fac0d3b34fee392c7260

21492372 as geometric shapes

Circle

Radius = n
Diameter 42984744
Circumference 135040555.96684
Area 1.4511709319631E+15

Sphere

Radius = n
Volume 4.1585474007115E+22
Surface area 5.8046837278522E+15
Circumference 135040555.96684

Square

Length = n
Perimeter 85969488
Area 461922054186384
Diagonal 30394803.969968

Cube

Length = n
Surface area 2771532325118304
Volume 9.9278006235779E+21
Space diagonal 37225880.279171

Equilateral Triangle

Length = n
Perimeter 64477116
Area 2.0001811674685E+14
Altitude 18612940.139585

Triangular Pyramid

Length = n
Surface area 2.0001811674685E+14
Volume 1.1700025238667E+21
Height 10131601.323323