21473478 (number)

21473478 is an even 8-digits composite number following 21473477 and preceding 21473479. In scientific notation, it is written as 2.1473478 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 64 positive divisors. There are 6570720 positive integers (up to 21473478) that are relatively prime to 21473478.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred seventy-three thousand four hundred seventy-eight

Notation

Scientific notation 2.1473478 × 10^7
Engineering notation 2.1473478 × 10^6

Prime Factorization of 21473478

Prime Factorization 2 × 3 × 3 × 3 × 13 × 169 × 181

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2385942
Product of the distinct prime numbers

The prime factorization of 21473478 is 2 × 3 × 3 × 3 × 13 × 169 × 181. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21473478)

Multiplication

n×y
n×2 42946956
n×3 64420434
n×4 85893912
n×5 107367390

Division

n÷y
n÷2 10736739
n÷3 7157826
n÷3 5368369.5
n÷5 4294695.6

Exponentiation

ny
n2 461110257416484
n3 9.9016409682072E+21
n4 2.126226694947E+29
n5 4.5657482156956E+36

Nth Root

y√n
2√n 4633.9484244001
3√n 277.95050272086
4√n 68.073110876469
5√n 29.267153026223

Divisors of 21473478

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21473477
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21473478 can be divided by 64 positive divisors. The sum of these divisors (counting 21473478) is 1, the average is 0.015625.

Base conversion 21473478

Base System Value
2 Binary 1010001111010100011000110
3 Ternary 1111101222002000
4 Quaternary 1101322203012
5 Quinary 20444122403
6 Senary 2044130130
8 Octal 121724306
10 Decimal 21473478
12 Duodecimal 7236946
16 Hexadecimal 147a8c6
20 Vigesimal 6e43di
36 Base36 cs91i

Cryptographic Hash Functions

md5 22bea844c168e65472f0c5ae7bdef5a8
sha1 8252ff8d50b5b18a47a23d6cdb37ff1e676579d9
sha256 edfe619695874952b7ea6c6098c259850cf280e011c9187c988d231f27c6eec5
sha512 738057fb8091fe0318178971e88d4cd7f7977ed71e9fcf462e16ba4301a7df95935755da6004980da26a3abc84d4e243d9a88e52085e3ac8db5f2ed6496edeb2
ripemd-160 3f82ce5c042bea39454125702c9e9c411ebf5903

21473478 as geometric shapes

Circle

Radius = n
Diameter 42946956
Circumference 134921841.46364
Area 1.4486205971945E+15

Sphere

Radius = n
Volume 4.1475896698938E+22
Surface area 5.7944823887781E+15
Circumference 134921841.46364

Square

Length = n
Perimeter 85893912
Area 461110257416484
Diagonal 30368083.81892

Cube

Length = n
Surface area 2766661544498904
Volume 9.9016409682072E+21
Space diagonal 37193154.911213

Equilateral Triangle

Length = n
Perimeter 64420434
Area 1.9966659843413E+14
Altitude 18596577.455606

Triangular Pyramid

Length = n
Surface area 1.9966659843413E+14
Volume 1.1669195789156E+21
Height 10122694.606307