21472542 (number)

21472542 is an even 8-digits composite number following 21472541 and preceding 21472543. In scientific notation, it is written as 2.1472542 × 10^7. The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors. There are 5662656 positive integers (up to 21472542) that are relatively prime to 21472542.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred seventy-two thousand five hundred forty-two

Notation

Scientific notation 2.1472542 × 10^7
Engineering notation 2.1472542 × 10^6

Prime Factorization of 21472542

Prime Factorization 2 × 3 × 3 × 91 × 13109

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 7157514
Product of the distinct prime numbers

The prime factorization of 21472542 is 2 × 3 × 3 × 91 × 13109. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 8, 60, 74, 602, 766, 7086, 6065, 27009, 86905, 360313, 847115, 3382223, 3672077, 8631003, 61358752, 182581483, 978654049, 1317017376, 4738362621

Basic calculations (n = 21472542)

Multiplication

n×y
n×2 42945084
n×3 64417626
n×4 85890168
n×5 107362710

Division

n÷y
n÷2 10736271
n÷3 7157514
n÷3 5368135.5
n÷5 4294508.4

Exponentiation

ny
n2 461070059941764
n3 9.900346227042E+21
n4 2.125856001747E+29
n5 4.5647532283465E+36

Nth Root

y√n
2√n 4633.8474295125
3√n 277.9464641661
4√n 68.072369060527
5√n 29.266897878613

Divisors of 21472542

1, 2, 3, 6, 9, 18, 91, 182, 273, 546, 819, 1638, 13109, 26218, 39327, 78654, 117981, 235962, 1192919, 2385838, 3578757, 7157514, 10736271, 21472542

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 -21472541
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 21472542 can be divided by 24 positive divisors. The sum of these divisors (counting 21472542) is 1, the average is 0.041666666666667.

Base conversion 21472542

Base System Value
2 Binary 1010001111010010100011110
3 Ternary 1111101220210100
4 Quaternary 1101322110132
5 Quinary 20444110132
6 Senary 2044121530
8 Octal 121722436
10 Decimal 21472542
12 Duodecimal 72362a6
16 Hexadecimal 147a51e
20 Vigesimal 6e4172
36 Base36 cs8bi

Cryptographic Hash Functions

md5 ada85249d52f2a1c7dbbdb1791a55cca
sha1 755992af2c4ac9725c0aaa50e0d1cb54a7e2d984
sha256 a16f25fbfffec5d4f2ad66b221e318e6239fa15fa7494f3c7d90003007d1fcd0
sha512 a2a8f083958793c66385e5166e5a63c6d224dec40fe5b7af3b6fc0a5e8e79af6cc7f11d3d97d85b2774b99b7f5c5f492ba8ecb8c5f9a4d5721153b715764b122
ripemd-160 c6fc731c38f7839624a256a1c98e49b408ca0c57

21472542 as geometric shapes

Circle

Radius = n
Diameter 42945084
Circumference 134915960.4022
Area 1.4484943131033E+15

Sphere

Radius = n
Volume 4.1470473299828E+22
Surface area 5.793977252413E+15
Circumference 134915960.4022

Square

Length = n
Perimeter 85890168
Area 461070059941764
Diagonal 30366760.115026

Cube

Length = n
Surface area 2766420359650584
Volume 9.900346227042E+21
Space diagonal 37191533.711657

Equilateral Triangle

Length = n
Perimeter 64417626
Area 1.9964919241699E+14
Altitude 18595766.855828

Triangular Pyramid

Length = n
Surface area 1.9964919241699E+14
Volume 1.166766992206E+21
Height 10122253.371675