21494746 (number)

21494746 is an even 8-digits composite number following 21494745 and preceding 21494747. In scientific notation, it is written as 2.1494746 × 10^7. The sum of its digits is 37. It has a total of 5 prime factors and 32 positive divisors. There are 8401536 positive integers (up to 21494746) that are relatively prime to 21494746.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred ninety-four thousand seven hundred forty-six

Notation

Scientific notation 2.1494746 × 10^7
Engineering notation 2.1494746 × 10^6

Prime Factorization of 21494746

Prime Factorization 2 × 7 × 13 × 89 × 1327

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 21494746
Product of the distinct prime numbers

The prime factorization of 21494746 is 2 × 7 × 13 × 89 × 1327. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 1, 54, 4, 537, 884, 3236, 5118, 82451, 75131, 814635, 815225, 4845058, 2820031, 97440951, 39021306, 537939736, 250372628, 578608851, 3267049104

Basic calculations (n = 21494746)

Multiplication

n×y
n×2 42989492
n×3 64484238
n×4 85978984
n×5 107473730

Division

n÷y
n÷2 10747373
n÷3 7164915.3333333
n÷3 5373686.5
n÷5 4298949.2

Exponentiation

ny
n2 462024105604516
n3 9.9310907958462E+21
n4 2.1346627415965E+29
n5 4.5884033426281E+36

Nth Root

y√n
2√n 4636.2426597408
3√n 278.04223604785
4√n 68.089960050956
5√n 29.272948150403

Divisors of 21494746

1, 2, 7, 13, 14, 26, 89, 91, 178, 182, 623, 1157, 1246, 1327, 2314, 2654, 8099, 9289, 16198, 17251, 18578, 34502, 118103, 120757, 236206, 241514, 826721, 1535339, 1653442, 3070678, 10747373, 21494746

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21494745
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21494746 can be divided by 32 positive divisors. The sum of these divisors (counting 21494746) is 1, the average is 0.03125.

Base conversion 21494746

Base System Value
2 Binary 1010001111111101111011010
3 Ternary 1111110001020201
4 Quaternary 1101333233122
5 Quinary 21000312441
6 Senary 2044412414
8 Octal 121775732
10 Decimal 21494746
12 Duodecimal 724710a
16 Hexadecimal 147fbda
20 Vigesimal 6e6gh6
36 Base36 cspga

Cryptographic Hash Functions

md5 6d65a48da130a654d44f3ad245759393
sha1 958f6e20564bab8389d151bbaf859f76f3a74e7a
sha256 dc15f7ffb0f8e4caf1112c7b9ee5324beb71cd58a395c46dc0483b08dcf699de
sha512 b7331701426f7ac900bc86fe1c2ea482e30110d767f9cc10f6d6558c7a6154eb9eb9c042e14007f85ae29c8def5a52d0a8ea738c0d8c29bf6c1ea2515d16cf4d
ripemd-160 5fb091b0366d01dcc5aad6459a0bc725551387fd

21494746 as geometric shapes

Circle

Radius = n
Diameter 42989492
Circumference 135055472.24876
Area 1.4514915359485E+15

Sphere

Radius = n
Volume 4.1599255848485E+22
Surface area 5.8059661437942E+15
Circumference 135055472.24876

Square

Length = n
Perimeter 85978984
Area 462024105604516
Diagonal 30398161.312965

Cube

Length = n
Surface area 2772144633627096
Volume 9.9310907958462E+21
Space diagonal 37229992.167788

Equilateral Triangle

Length = n
Perimeter 64484238
Area 2.0006230630715E+14
Altitude 18614996.083894

Triangular Pyramid

Length = n
Surface area 2.0006230630715E+14
Volume 1.170390274387E+21
Height 10132720.437655