668728992 (number)

668728992 is an even 9-digits composite number following 668728991 and preceding 668728993. In scientific notation, it is written as 6.68728992 × 10^8. The sum of its digits is 57. It has a total of 8 prime factors and 48 positive divisors. There are 222684672 positive integers (up to 668728992) that are relatively prime to 668728992.

Interesting facts

Basic properties

Name

Name six hundred sixty-eight million seven hundred twenty-eight thousand nine hundred ninety-two

Notation

Scientific notation 6.68728992 × 10^8
Engineering notation 6.68728992 × 10^6

Prime Factorization of 668728992

Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 5839 × 1193

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 41795562
Product of the distinct prime numbers

The prime factorization of 668728992 is 2 × 2 × 2 × 2 × 2 × 3 × 5839 × 1193. Since it has a total of 8 prime factors.

Most popular turbo-numbers

5, 1, 99, 98, 481, 545, 6607, 4474, 88140, 24112, 781440, 264248, 5156632, 2223245, 95521785, 85126115, 438360568, 712854516, 8145324983, 4422362845

Basic calculations (n = 668728992)

Multiplication

n×y
n×2 1337457984
n×3 2006186976
n×4 2674915968
n×5 3343644960

Division

n÷y
n÷2 334364496
n÷3 222909664
n÷3 167182248
n÷5 133745798.4

Exponentiation

ny
n2 447198464741336064
n3 2.9905457855042E+26
n4 1.9998646686701E+35
n5 1.3373674840162E+44

Nth Root

y√n
2√n 25859.794894778
3√n 874.48034101595
4√n 160.80980969698
5√n 58.217027947912

Divisors of 668728992

1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 1193, 2386, 3579, 4772, 5839, 7158, 9544, 11678, 14316, 17517, 19088, 23356, 28632, 35034, 38176, 46712, 57264, 70068, 93424, 114528, 140136, 186848, 280272, 560544, 6965927, 13931854, 20897781, 27863708, 41795562, 55727416, 83591124, 111454832, 167182248, 222909664, 334364496, 668728992

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -668728991
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 668728992 can be divided by 48 positive divisors. The sum of these divisors (counting 668728992) is 1, the average is 0.020833333333333.

Base conversion 668728992

Base System Value
2 Binary 100111110110111111111010100000
3 Ternary 1201121022221201110
4 Quaternary 213312333322200
5 Quinary 2332143311432
6 Senary 150205103320
8 Octal 4766777240
10 Decimal 668728992
12 Duodecimal 167b57b40
16 Hexadecimal 27dbfea0
20 Vigesimal a8jb29c
36 Base36 b256lc

Cryptographic Hash Functions

md5 4f3665b81ca9c6d2a8ea346cf47ef120
sha1 33ca14cc2fe882c15236bd57e20eab4f8094cfef
sha256 b0f88306786753267818b45b1329f70a2e290d68eabe3545216263b98a1b5627
sha512 a69dca11980bb1eafbc46983d9cd23011e538e930fe9db40c1a0ba699662ea4157f13e76fca36fedc248b7850ea435c01ea89637fa434da0b1f1e74c183249bd
ripemd-160 91bd572a10dff72f114d4a994d3a0ab9479e5cfb

668728992 as geometric shapes

Circle

Radius = n
Diameter 1337457984
Circumference 4201748177.0194
Area 1.404915411528E+18

Sphere

Radius = n
Volume 1.2526768893285E+27
Surface area 5.6196616461121E+18
Circumference 4201748177.0194

Square

Length = n
Perimeter 2674915968
Area 447198464741336064
Diagonal 945725610.03849

Cube

Length = n
Surface area 2683190788448016384
Volume 2.9905457855042E+26
Space diagonal 1158272590.6383

Equilateral Triangle

Length = n
Perimeter 2006186976
Area 1.936426154997E+17
Altitude 579136295.31916

Triangular Pyramid

Length = n
Surface area 1.936426154997E+17
Volume 3.5243920072981E+25
Height 315241870.01283