21494732 (number)

21494732 is an even 8-digits composite number following 21494731 and preceding 21494733. In scientific notation, it is written as 2.1494732 × 10^7. The sum of its digits is 32. It has a total of 5 prime factors and 24 positive divisors. There are 8668800 positive integers (up to 21494732) that are relatively prime to 21494732.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred ninety-four thousand seven hundred thirty-two

Notation

Scientific notation 2.1494732 × 10^7
Engineering notation 2.1494732 × 10^6

Prime Factorization of 21494732

Prime Factorization 2 × 2 × 119 × 7 × 6451

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10747366
Product of the distinct prime numbers

The prime factorization of 21494732 is 2 × 2 × 119 × 7 × 6451. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 1, 73, 80, 333, 618, 3481, 7243, 72112, 91625, 289481, 30681, 5645864, 635897, 12203473, 65184319, 126953067, 946713153, 3544655373, 4307242761

Basic calculations (n = 21494732)

Multiplication

n×y
n×2 42989464
n×3 64484196
n×4 85978928
n×5 107473660

Division

n÷y
n÷2 10747366
n÷3 7164910.6666667
n÷3 5373683
n÷5 4298946.4

Exponentiation

ny
n2 462023503751824
n3 9.9310713908465E+21
n4 2.1346571801911E+29
n5 4.5883884000084E+36

Nth Root

y√n
2√n 4636.2411498972
3√n 278.04217568283
4√n 68.089948963832
5√n 29.272944337179

Divisors of 21494732

1, 2, 4, 7, 14, 28, 119, 238, 476, 833, 1666, 3332, 6451, 12902, 25804, 45157, 90314, 180628, 767669, 1535338, 3070676, 5373683, 10747366, 21494732

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 -21494731
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 21494732 can be divided by 24 positive divisors. The sum of these divisors (counting 21494732) is 1, the average is 0.041666666666667.

Base conversion 21494732

Base System Value
2 Binary 1010001111111101111001100
3 Ternary 1111110001020012
4 Quaternary 1101333233030
5 Quinary 21000312412
6 Senary 2044412352
8 Octal 121775714
10 Decimal 21494732
12 Duodecimal 72470b8
16 Hexadecimal 147fbcc
20 Vigesimal 6e6ggc
36 Base36 cspfw

Cryptographic Hash Functions

md5 0f715022f3325a992e1c3c08e8e67271
sha1 18aa2b38678dc482e85a4268d37f007a36304157
sha256 fbe3f986e4d02dd080d318fe0637a466bcf8cd2f7ef3f8de5ff55ffbce27aa8e
sha512 9419d107839eed25fba835e1ea734261f39033645ecdbc1dda829b23de93031daf58bb7abfcb33d6c6cb8922be6b9c3bbaa6367976b0f7c66c31e526946978b5
ripemd-160 4b6b48537f0b70b6eefbbc4223a0859daed861bb

21494732 as geometric shapes

Circle

Radius = n
Diameter 42989464
Circumference 135055384.28416
Area 1.4514896451725E+15

Sphere

Radius = n
Volume 4.1599174565012E+22
Surface area 5.8059585806902E+15
Circumference 135055384.28416

Square

Length = n
Perimeter 85978928
Area 462023503751824
Diagonal 30398141.513975

Cube

Length = n
Surface area 2772141022510944
Volume 9.9310713908465E+21
Space diagonal 37229967.919077

Equilateral Triangle

Length = n
Perimeter 64484196
Area 2.0006204569729E+14
Altitude 18614983.959538

Triangular Pyramid

Length = n
Surface area 2.0006204569729E+14
Volume 1.1703879874859E+21
Height 10132713.837992