668840497 (number)

668840497 is an odd 9-digits composite number following 668840496 and preceding 668840498. In scientific notation, it is written as 6.68840497 × 10^8. The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors. There are 617032080 positive integers (up to 668840497) that are relatively prime to 668840497.

Interesting facts

Basic properties

Name

Name six hundred sixty-eight million eight hundred forty thousand four hundred ninety-seven

Notation

Scientific notation 6.68840497 × 10^8
Engineering notation 6.68840497 × 10^6

Prime Factorization of 668840497

Prime Factorization 13 × 1831 × 28099

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 668840497
Product of the distinct prime numbers

The prime factorization of 668840497 is 13 × 1831 × 28099. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 668840497)

Multiplication

n×y
n×2 1337680994
n×3 2006521491
n×4 2675361988
n×5 3344202485

Division

n÷y
n÷2 334420248.5
n÷3 222946832.33333
n÷3 167210124.25
n÷5 133768099.4

Exponentiation

ny
n2 447347610427207009
n3 2.992041980899E+26
n4 2.0011988455493E+35
n5 1.338482830453E+44

Nth Root

y√n
2√n 25861.950757822
3√n 874.52894242374
4√n 160.81651270259
5√n 58.218969259523

Divisors of 668840497

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -668840496
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 668840497 can be divided by 8 positive divisors. The sum of these divisors (counting 668840497) is 1, the average is 0.125.

Base conversion 668840497

Base System Value
2 Binary 100111110111011011001000110001
3 Ternary 1201121112121200021
4 Quaternary 213313123020301
5 Quinary 2332210343442
6 Senary 150211323441
8 Octal 4767331061
10 Decimal 668840497
12 Duodecimal 167bb0581
16 Hexadecimal 27ddb231
20 Vigesimal a90514h
36 Base36 b27kmp

Cryptographic Hash Functions

md5 9dd4d6323c7a84922ce347b5345241c9
sha1 454883067fb7fd4b1fb02cef125c00b1d7f2d298
sha256 f2a7e8623f593ee7fdbaa812e90890d0d522ecd241290573a1fa9625faa1be6a
sha512 53cb070338cff7c9a16308019e3c312c5ec36ee7fe648340c5b0b84f67c1ce038e95a5d422dd68663da6c4d90d2375530506f2e6eee0a5a37d4b1e7199fe3d61
ripemd-160 a6a5e828f5f481514c6fe575fd88a1e62d7287ad

668840497 as geometric shapes

Circle

Radius = n
Diameter 1337680994
Circumference 4202448783.5971
Area 1.4053839665191E+18

Sphere

Radius = n
Volume 1.2533036141899E+27
Surface area 5.6215358660762E+18
Circumference 4202448783.5971

Square

Length = n
Perimeter 2675361988
Area 447347610427207009
Diagonal 945883301.92176

Cube

Length = n
Surface area 2684085662563242054
Volume 2.992041980899E+26
Space diagonal 1158465722.9636

Equilateral Triangle

Length = n
Perimeter 2006521491
Area 1.9370719747611E+17
Altitude 579232861.48181

Triangular Pyramid

Length = n
Surface area 1.9370719747611E+17
Volume 3.5261552904808E+25
Height 315294433.97392