21492568 (number)

21492568 is an even 8-digits composite number following 21492567 and preceding 21492569. In scientific notation, it is written as 2.1492568 × 10^7. The sum of its digits is 37. It has a total of 5 prime factors and 16 positive divisors. There are 10732800 positive integers (up to 21492568) that are relatively prime to 21492568.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred ninety-two thousand five hundred sixty-eight

Notation

Scientific notation 2.1492568 × 10^7
Engineering notation 2.1492568 × 10^6

Prime Factorization of 21492568

Prime Factorization 2 × 2 × 2 × 1291 × 2081

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5373142
Product of the distinct prime numbers

The prime factorization of 21492568 is 2 × 2 × 2 × 1291 × 2081. Since it has a total of 5 prime factors.

Most popular turbo-numbers

10, 10, 6, 1, 974, 907, 5665, 4205, 70877, 28972, 666065, 643970, 5708605, 8208236, 3414259, 77685444, 174466835, 150684851, 7725276504, 5927613371

Basic calculations (n = 21492568)

Multiplication

n×y
n×2 42985136
n×3 64477704
n×4 85970272
n×5 107462840

Division

n÷y
n÷2 10746284
n÷3 7164189.3333333
n÷3 5373142
n÷5 4298513.6

Exponentiation

ny
n2 461930479234624
n3 9.9280722362227E+21
n4 2.1337976764593E+29
n5 4.5860791659543E+36

Nth Root

y√n
2√n 4636.0077653084
3√n 278.03284466068
4√n 68.088235146084
5√n 29.272354897844

Divisors of 21492568

1, 2, 4, 8, 1291, 2081, 2582, 4162, 5164, 8324, 10328, 16648, 2686571, 5373142, 10746284, 21492568

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21492567
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21492568 can be divided by 16 positive divisors. The sum of these divisors (counting 21492568) is 1, the average is 0.0625.

Base conversion 21492568

Base System Value
2 Binary 1010001111111001101011000
3 Ternary 1111102221021001
4 Quaternary 1101333031120
5 Quinary 21000230233
6 Senary 2044354344
8 Octal 121771530
10 Decimal 21492568
12 Duodecimal 72459b4
16 Hexadecimal 147f358
20 Vigesimal 6e6b88
36 Base36 csnrs

Cryptographic Hash Functions

md5 33565e640b4bbc812e24bb835854437b
sha1 776895c7afe24ec159351b9af7f6e7093b558c07
sha256 34fa38ca984f572a906c37ad41e45eaf8b89e0a9c71cff8a302f8c11829c6f35
sha512 89e309c8c54870a98b68a57a5e8798cd634cc9c688ce01bbc4019dd066113fa07f39c3002c3e9e3be39ffac8794cc490ceb1fbe3c165705f020291a3e76137eb
ripemd-160 563b5dbb91c60a96d4488c98d3c854ee895fc621

21492568 as geometric shapes

Circle

Radius = n
Diameter 42985136
Circumference 135041787.47116
Area 1.4511974000327E+15

Sphere

Radius = n
Volume 4.1586611735502E+22
Surface area 5.8047896001308E+15
Circumference 135041787.47116

Square

Length = n
Perimeter 85970272
Area 461930479234624
Diagonal 30395081.155826

Cube

Length = n
Surface area 2771582875407744
Volume 9.9280722362227E+21
Space diagonal 37226219.761129

Equilateral Triangle

Length = n
Perimeter 64477704
Area 2.0002176489975E+14
Altitude 18613109.880565

Triangular Pyramid

Length = n
Surface area 2.0002176489975E+14
Volume 1.1700345337238E+21
Height 10131693.718609