266921388 (number)

266921388 is an even 9-digits composite number following 266921387 and preceding 266921389. In scientific notation, it is written as 2.66921388 × 10^8. The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors. There are 88973784 positive integers (up to 266921388) that are relatively prime to 266921388.

Interesting facts

Basic properties

Name

Name two hundred sixty-six million nine hundred twenty-one thousand three hundred eighty-eight

Notation

Scientific notation 2.66921388 × 10^8
Engineering notation 2.66921388 × 10^6

Prime Factorization of 266921388

Prime Factorization 2 × 2 × 9 × 7414483

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 133460694
Product of the distinct prime numbers

The prime factorization of 266921388 is 2 × 2 × 9 × 7414483. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 2, 18, 47, 635, 618, 2107, 559, 16344, 71721, 492905, 690735, 9643275, 6814386, 28080621, 83634119, 720383466, 541224828, 6077727895, 7303534500

Basic calculations (n = 266921388)

Multiplication

n×y
n×2 533842776
n×3 800764164
n×4 1067685552
n×5 1334606940

Division

n÷y
n÷2 133460694
n÷3 88973796
n÷3 66730347
n÷5 53384277.6

Exponentiation

ny
n2 71247027371846544
n3 1.9017355436967E+25
n4 5.0761389093247E+33
n5 1.3549300433577E+42

Nth Root

y√n
2√n 16337.728973147
3√n 643.86446680387
4√n 127.81912600682
5√n 48.448091634355

Divisors of 266921388

1, 2, 4, 9, 18, 36, 7414483, 14828966, 29657932, 66730347, 133460694, 266921388

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -266921387
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 266921388 can be divided by 12 positive divisors. The sum of these divisors (counting 266921388) is 1, the average is 0.083333333333333.

Base conversion 266921388

Base System Value
2 Binary 1111111010001110010110101100
3 Ternary 200121021000022100
4 Quaternary 33322032112230
5 Quinary 1021312441023
6 Senary 42253015100
8 Octal 1772162654
10 Decimal 266921388
12 Duodecimal 75484490
16 Hexadecimal fe8e5ac
20 Vigesimal 4385398
36 Base36 4ex1v0

Cryptographic Hash Functions

md5 236616ea5431dcff5e89617d3a03dd62
sha1 8abc7ac1fb3fd902d7cc8e35dff80be8e62caf33
sha256 59e8fdff7f7b23474cc49d49ee376db72be031ea589ba5a626390e5154d996f6
sha512 904fed6e3735efe42355ce2983ea22f11b9d6a599a3b695a2410e6db69068f592da8c847a9e61e6390497404356ae091c5f409b5bdc2040245a1eb7d3dac40fd
ripemd-160 cd3771d0621f6d40caccd42dd5a31420150bd629

266921388 as geometric shapes

Circle

Radius = n
Diameter 533842776
Circumference 1677116543.2536
Area 2.238291377815E+17

Sphere

Radius = n
Volume 7.965971217531E+25
Surface area 8.9531655112602E+17
Circumference 1677116543.2536

Square

Length = n
Perimeter 1067685552
Area 71247027371846544
Diagonal 377483846.99705

Cube

Length = n
Surface area 427482164231079264
Volume 1.9017355436967E+25
Space diagonal 462321405.64281

Equilateral Triangle

Length = n
Perimeter 800764164
Area 3.0850867824072E+16
Altitude 231160702.8214

Triangular Pyramid

Length = n
Surface area 3.0850867824072E+16
Volume 2.2412168316191E+24
Height 125827948.99902