21552840 (number)

21552840 is an even 8-digits composite number following 21552839 and preceding 21552841. In scientific notation, it is written as 2.1552840 × 10^7. The sum of its digits is 27. It has a total of 8 prime factors and 128 positive divisors. There are 5170176 positive integers (up to 21552840) that are relatively prime to 21552840.

Interesting facts

Basic properties

Name

Name twenty-one million five hundred fifty-two thousand eight hundred forty

Notation

Scientific notation 2.1552840 × 10^7
Engineering notation 2.1552840 × 10^6

Prime Factorization of 21552840

Prime Factorization 2 × 2 × 2 × 5 × 3 × 69 × 19 × 137

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 5388210
Product of the distinct prime numbers

The prime factorization of 21552840 is 2 × 2 × 2 × 5 × 3 × 69 × 19 × 137. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21552840)

Multiplication

n×y
n×2 43105680
n×3 64658520
n×4 86211360
n×5 107764200

Division

n÷y
n÷2 10776420
n÷3 7184280
n÷3 5388210
n÷5 4310568

Exponentiation

ny
n2 464524912065600
n3 1.0011831105764E+22
n4 2.1578339392955E+29
n5 4.6507449640206E+36

Nth Root

y√n
2√n 4642.5036348936
3√n 278.29249961721
4√n 68.13592029828
5√n 29.288754312103

Divisors of 21552840

128 divisors

τ Total Divisors 128
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21552839
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0078125
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 128
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21552840 can be divided by 128 positive divisors. The sum of these divisors (counting 21552840) is 1, the average is 0.0078125.

Base conversion 21552840

Base System Value
2 Binary 1010010001101111011001000
3 Ternary 1111112222221100
4 Quaternary 1102031323020
5 Quinary 21004142330
6 Senary 2045541400
8 Octal 122157310
10 Decimal 21552840
12 Duodecimal 7274860
16 Hexadecimal 148dec8
20 Vigesimal 6ee220
36 Base36 ctya0

Cryptographic Hash Functions

md5 83d544405da2537d3f2d5f41a9e65034
sha1 2ca6b97f49d1cb56c3e64b7285c27057bdfdd1e3
sha256 3dc055eb22bbfc56696f842ae4ba41ee9bdaf4b1d39542faa06683d9f8f372c5
sha512 bcc1e0750c16374fc0e999297f05fc027156625484c43392575beb088fc83d434f5161c2f06d307dc46e28692e36f0431be5d1f2d4bcb6f2ccdd68e9123690ff
ripemd-160 f0e758c437099944052e3014408fcd35ce684b66

21552840 as geometric shapes

Circle

Radius = n
Diameter 43105680
Circumference 135420487.61599
Area 1.4593480511547E+15

Sphere

Radius = n
Volume 4.19374600678E+22
Surface area 5.8373922046189E+15
Circumference 135420487.61599

Square

Length = n
Perimeter 86211360
Area 464524912065600
Diagonal 30480318.635657

Cube

Length = n
Surface area 2787149472393600
Volume 1.0011831105764E+22
Space diagonal 37330613.927403

Equilateral Triangle

Length = n
Perimeter 64658520
Area 2.0114518726977E+14
Altitude 18665306.963701

Triangular Pyramid

Length = n
Surface area 2.0114518726977E+14
Volume 1.1799056111633E+21
Height 10160106.211886