668865400 (number)

668865400 is an even 9-digits composite number following 668865399 and preceding 668865401. In scientific notation, it is written as 6.68865400 × 10^8. The sum of its digits is 43. It has a total of 7 prime factors and 64 positive divisors. There are 228251520 positive integers (up to 668865400) that are relatively prime to 668865400.

Interesting facts

Basic properties

Name

Name six hundred sixty-eight million eight hundred sixty-five thousand four hundred

Notation

Scientific notation 6.68865400 × 10^8
Engineering notation 6.68865400 × 10^6

Prime Factorization of 668865400

Prime Factorization 2 × 2 × 2 × 35 × 5 × 239 × 1999

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 167216350
Product of the distinct prime numbers

The prime factorization of 668865400 is 2 × 2 × 2 × 35 × 5 × 239 × 1999. Since it has a total of 7 prime factors.

Most popular turbo-numbers

8, 1, 35, 11, 417, 33, 9224, 7044, 26703, 91617, 263026, 779870, 3420092, 5100350, 90644929, 78342474, 422713742, 453755906, 7632812730, 7035433778

Basic calculations (n = 668865400)

Multiplication

n×y
n×2 1337730800
n×3 2006596200
n×4 2675461600
n×5 3344327000

Division

n÷y
n÷2 334432700
n÷3 222955133.33333
n÷3 167216350
n÷5 133773080

Exponentiation

ny
n2 447380923317160000
n3 2.992376202269E+26
n4 2.0014969054811E+35
n5 1.3387320282834E+44

Nth Root

y√n
2√n 25862.432213541
3√n 874.53979609466
4√n 160.81800960571
5√n 58.219402787518

Divisors of 668865400

1, 2, 4, 5, 8, 10, 20, 35, 40, 70, 140, 175, 239, 280, 350, 478, 700, 956, 1195, 1400, 1912, 1999, 2390, 3998, 4780, 7996, 8365, 9560, 9995, 15992, 16730, 19990, 33460, 39980, 41825, 66920, 69965, 79960, 83650, 139930, 167300, 279860, 334600, 349825, 477761, 559720, 699650, 955522, 1399300, 1911044, 2388805, 2798600, 3822088, 4777610, 9555220, 16721635, 19110440, 33443270, 66886540, 83608175, 133773080, 167216350, 334432700, 668865400

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 -668865399
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 668865400 can be divided by 64 positive divisors. The sum of these divisors (counting 668865400) is 1, the average is 0.015625.

Base conversion 668865400

Base System Value
2 Binary 100111110111100001001101111000
3 Ternary 1201121120212211121
4 Quaternary 213313201031320
5 Quinary 2332212143100
6 Senary 150212035024
8 Octal 4767411570
10 Decimal 668865400
12 Duodecimal 168002a74
16 Hexadecimal 27de1378
20 Vigesimal a9083a0
36 Base36 b283ug

Cryptographic Hash Functions

md5 7554679d896a671cd27335cc18331314
sha1 f6c8b6462cedba34e063a0045eb4cd57261e317e
sha256 90ddd971d86901e2bd0a2c21642199db68e282e32efdff079010bc3dd02be43b
sha512 97c4f865008e3c91d4b572e2761701bce05faf95e0bcfc6c5e0b170bfb13ad9e63cd8cd1e29ee1d22582ebd5c003b52ce86dcc8078bf0585f468b2123f4ed12c
ripemd-160 e11c28cb23ec4f6d33434a7b188aa6ed3dc5683c

668865400 as geometric shapes

Circle

Radius = n
Diameter 1337730800
Circumference 4202605253.7608
Area 1.4054886220494E+18

Sphere

Radius = n
Volume 1.25344361251E+27
Surface area 5.6219544881976E+18
Circumference 4202605253.7608

Square

Length = n
Perimeter 2675461600
Area 447380923317160000
Diagonal 945918520.08211

Cube

Length = n
Surface area 2684285539902960000
Volume 2.992376202269E+26
Space diagonal 1158508856.2249

Equilateral Triangle

Length = n
Perimeter 2006596200
Area 1.937216223806E+17
Altitude 579254428.11244

Triangular Pyramid

Length = n
Surface area 1.937216223806E+17
Volume 3.5265491741428E+25
Height 315306173.3607