21086488 (number)

21086488 is an even 8-digits composite number following 21086487 and preceding 21086489. In scientific notation, it is written as 2.1086488 × 10^7. The sum of its digits is 37. It has a total of 5 prime factors and 16 positive divisors. There are 10398528 positive integers (up to 21086488) that are relatively prime to 21086488.

Interesting facts

Basic properties

Name

Name twenty-one million eighty-six thousand four hundred eighty-eight

Notation

Scientific notation 2.1086488 × 10^7
Engineering notation 2.1086488 × 10^6

Prime Factorization of 21086488

Prime Factorization 2 × 2 × 2 × 73 × 36107

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5271622
Product of the distinct prime numbers

The prime factorization of 21086488 is 2 × 2 × 2 × 73 × 36107. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 10, 73, 95, 11, 561, 376, 5321, 17219, 82135, 334798, 195569, 9602952, 7456620, 94057032, 50740204, 262005201, 635785661, 3802598950, 3719154040

Basic calculations (n = 21086488)

Multiplication

n×y
n×2 42172976
n×3 63259464
n×4 84345952
n×5 105432440

Division

n÷y
n÷2 10543244
n÷3 7028829.3333333
n÷3 5271622
n÷5 4217297.6

Exponentiation

ny
n2 444639976174144
n3 9.3758955219164E+21
n4 1.9770470841214E+29
n5 4.1688979614762E+36

Nth Root

y√n
2√n 4592.0026132397
3√n 276.27065098175
4√n 67.76431666622
5√n 29.160895100156

Divisors of 21086488

1, 2, 4, 8, 73, 146, 292, 584, 36107, 72214, 144428, 288856, 2635811, 5271622, 10543244, 21086488

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21086487
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21086488 can be divided by 16 positive divisors. The sum of these divisors (counting 21086488) is 1, the average is 0.0625.

Base conversion 21086488

Base System Value
2 Binary 1010000011100000100011000
3 Ternary 1110200022020001
4 Quaternary 1100130010120
5 Quinary 20344231423
6 Senary 2031542344
8 Octal 120340430
10 Decimal 21086488
12 Duodecimal 708a9b4
16 Hexadecimal 141c118
20 Vigesimal 6bfg48
36 Base36 cjyfs

Cryptographic Hash Functions

md5 9fd2db5259875f91f42a9586c12b9ff9
sha1 56b9dc329926786964929c5aad3228f0e5dbc315
sha256 a380655e3c610ca0c4d0ca16755d10af13415ee2be375259694b488e694df413
sha512 bb5ed9d9b2b5b4fa068104902c125f7efc20ce87c479d49acefde1278438152400425f5138ccf4428106833b2a9b73857cc7a64da367f76e0039d426f097a80c
ripemd-160 02864bac59c81f9cb504141e78b452d88059d598

21086488 as geometric shapes

Circle

Radius = n
Diameter 42172976
Circumference 132490311.58162
Area 1.396877682641E+15

Sphere

Radius = n
Volume 3.9273659323304E+22
Surface area 5.5875107305641E+15
Circumference 132490311.58162

Square

Length = n
Perimeter 84345952
Area 444639976174144
Diagonal 29820797.312418

Cube

Length = n
Surface area 2667839857044864
Volume 9.3758955219164E+21
Space diagonal 36522868.569191

Equilateral Triangle

Length = n
Perimeter 63259464
Area 1.9253475745246E+14
Altitude 18261434.284596

Triangular Pyramid

Length = n
Surface area 1.9253475745246E+14
Volume 1.1049598838739E+21
Height 9940265.7708058