668351639 (number)

668351639 is an odd 9-digits composite number following 668351638 and preceding 668351640. In scientific notation, it is written as 6.68351639 × 10^8. The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors. There are 662105256 positive integers (up to 668351639) that are relatively prime to 668351639.

Interesting facts

Basic properties

Name

Name six hundred sixty-eight million three hundred fifty-one thousand six hundred thirty-nine

Notation

Scientific notation 6.68351639 × 10^8
Engineering notation 6.68351639 × 10^6

Prime Factorization of 668351639

Prime Factorization 107 × 6246277

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 668351639
Product of the distinct prime numbers

The prime factorization of 668351639 is 107 × 6246277. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 668351639)

Multiplication

n×y
n×2 1336703278
n×3 2005054917
n×4 2673406556
n×5 3341758195

Division

n÷y
n÷2 334175819.5
n÷3 222783879.66667
n÷3 167087909.75
n÷5 133670327.8

Exponentiation

ny
n2 446693913353986321
n3 2.9854860912146E+26
n4 1.995354522275E+35
n5 1.3335984653485E+44

Nth Root

y√n
2√n 25852.497732328
3√n 874.31582500998
4√n 160.78711929855
5√n 58.210456278178

Divisors of 668351639

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -668351638
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 668351639 can be divided by 4 positive divisors. The sum of these divisors (counting 668351639) is 1, the average is 0.25.

Base conversion 668351639

Base System Value
2 Binary 100111110101100011110010010111
3 Ternary 1201120121210002102
4 Quaternary 213311203302113
5 Quinary 2332044223024
6 Senary 150153032315
8 Octal 4765436227
10 Decimal 668351639
12 Duodecimal 1679b569b
16 Hexadecimal 27d63c97
20 Vigesimal a8h3j1j
36 Base36 b1x3fb

Cryptographic Hash Functions

md5 7e6bf24d7e84ed109adbe5fbdc5b8d88
sha1 e8cbff81c966af80b814b2691e765eaac50063bc
sha256 d6ae000d1ebd5a68e17902c7ca9f79a3440830df77f7a1018407cf5df75e2ac0
sha512 dc36723e1b2d0c7f42ebaff9e9f5629b4b4ecf784392aa00e8a397ab8dfc7ce04dc3d13d37eb891f02fe12cd7350bcb547148ef473f7ba31ac0e359024dd0b33
ripemd-160 6174da37fedf8b3f9e705473f5c8d10282be8fd5

668351639 as geometric shapes

Circle

Radius = n
Diameter 1336703278
Circumference 4199377198.1942
Area 1.4033303165962E+18

Sphere

Radius = n
Volume 1.2505574895406E+27
Surface area 5.6133212663846E+18
Circumference 4199377198.1942

Square

Length = n
Perimeter 2673406556
Area 446693913353986321
Diagonal 945191952.30809

Cube

Length = n
Surface area 2680163480123917926
Volume 2.9854860912146E+26
Space diagonal 1157618996.0699

Equilateral Triangle

Length = n
Perimeter 2005054917
Area 1.9342413834022E+17
Altitude 578809498.03497

Triangular Pyramid

Length = n
Surface area 1.9342413834022E+17
Volume 3.5184291003933E+25
Height 315063984.1027