66878879 (number)

66878879 is an odd 8-digits composite number following 66878878 and preceding 66878880. In scientific notation, it is written as 6.6878879 × 10^7. The sum of its digits is 59. It has a total of 3 prime factors and 8 positive divisors. There are 62894016 positive integers (up to 66878879) that are relatively prime to 66878879.

Interesting facts

Basic properties

Name

Name sixty-six million eight hundred seventy-eight thousand eight hundred seventy-nine

Notation

Scientific notation 6.6878879 × 10^7
Engineering notation 6.6878879 × 10^6

Prime Factorization of 66878879

Prime Factorization 19 × 137 × 25693

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 66878879
Product of the distinct prime numbers

The prime factorization of 66878879 is 19 × 137 × 25693. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 66878879)

Multiplication

n×y
n×2 133757758
n×3 200636637
n×4 267515516
n×5 334394395

Division

n÷y
n÷2 33439439.5
n÷3 22292959.666667
n÷3 16719719.75
n÷5 13375775.8

Exponentiation

ny
n2 4472784456296641
n3 2.9913481044574E+23
n4 2.0005800792489E+31
n5 1.337965530499E+39

Nth Root

y√n
2√n 8177.9507824393
3√n 405.90991675903
4√n 90.432022992076
5√n 36.733118260172

Divisors of 66878879

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 -66878878
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 66878879 can be divided by 8 positive divisors. The sum of these divisors (counting 66878879) is 1, the average is 0.125.

Base conversion 66878879

Base System Value
2 Binary 11111111000111110110011111
3 Ternary 11122211210120112
4 Quaternary 3333013312133
5 Quinary 114110111004
6 Senary 10345240235
8 Octal 377076637
10 Decimal 66878879
12 Duodecimal 1a49307b
16 Hexadecimal 3fc7d9f
20 Vigesimal 10hjh3j
36 Base36 13tg2n

Cryptographic Hash Functions

md5 21ee65189802e9ecc59833e2c7a631f0
sha1 982827883d54c2b5754155c6b6d29691ee361dd7
sha256 7c964c9b436f75d22b162cb1481951feacca13a4d43d5932a6d920fb6902b1fb
sha512 2a7f433684eac195aaca57327660b4a87a6c2bcbb61879fe6ccf64b1095d89cf90a5f69b88fbe871f4046885596735f22a682ed790db431fe895ce5f9b4f0de7
ripemd-160 18707661b794b6e0ae856a4c60fd1f0edd8bc6e1

66878879 as geometric shapes

Circle

Radius = n
Diameter 133757758
Circumference 420212389.89344
Area 1.4051666788992E+16

Sphere

Radius = n
Volume 1.2530129639058E+24
Surface area 5.6206667155969E+16
Circumference 420212389.89344

Square

Length = n
Perimeter 267515516
Area 4472784456296641
Diagonal 94581017.718109

Cube

Length = n
Surface area 26836706737779846
Volume 2.9913481044574E+23
Space diagonal 115837616.38125

Equilateral Triangle

Length = n
Perimeter 200636637
Area 1.9367724824025E+15
Altitude 57918808.190626

Triangular Pyramid

Length = n
Surface area 1.9367724824025E+15
Volume 3.5253375492523E+22
Height 31527005.906036