678742939 (number)

678742939 is an odd 9-digits composite number following 678742938 and preceding 678742940. In scientific notation, it is written as 6.78742939 × 10^8. The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors. There are 579215400 positive integers (up to 678742939) that are relatively prime to 678742939.

Interesting facts

Basic properties

Name

Name six hundred seventy-eight million seven hundred forty-two thousand nine hundred thirty-nine

Notation

Scientific notation 6.78742939 × 10^8
Engineering notation 6.78742939 × 10^6

Prime Factorization of 678742939

Prime Factorization 7 × 227 × 427151

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 678742939
Product of the distinct prime numbers

The prime factorization of 678742939 is 7 × 227 × 427151. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 678742939)

Multiplication

n×y
n×2 1357485878
n×3 2036228817
n×4 2714971756
n×5 3393714695

Division

n÷y
n÷2 339371469.5
n÷3 226247646.33333
n÷3 169685734.75
n÷5 135748587.8

Exponentiation

ny
n2 460691977242357721
n3 3.126914266072E+26
n4 2.1223709789547E+35
n5 1.440544315904E+44

Nth Root

y√n
2√n 26052.695426769
3√n 878.82372929139
4√n 161.40847383818
5√n 58.390348177507

Divisors of 678742939

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 -678742938
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 678742939 can be divided by 8 positive divisors. The sum of these divisors (counting 678742939) is 1, the average is 0.125.

Base conversion 678742939

Base System Value
2 Binary 101000011101001100101110011011
3 Ternary 1202022011201021101
4 Quaternary 220131030232123
5 Quinary 2342224233224
6 Senary 151203452231
8 Octal 5035145633
10 Decimal 678742939
12 Duodecimal 16b387077
16 Hexadecimal 2874cb9b
20 Vigesimal ac22h6j
36 Base36 b83tej

Cryptographic Hash Functions

md5 f2e52f71c9894316d02c7869ecac418b
sha1 9cac4782dc8df7a4dff9a571a9018b02950e9b32
sha256 4a4ad758ec50bafbe615380c4b482c3553deb2581742cc88391b9af9334e5476
sha512 2304f99fe0a2889583ce4c54672372413657ac85d396b336a95fc2f321db61da4402da5c3511f756e05d64a0c2737c033c5ec6b4d85c3968e87f62c4fb22affd
ripemd-160 bbad7396dd9f5b250328fb93ea9d4d8ddbdc3e57

678742939 as geometric shapes

Circle

Radius = n
Diameter 1357485878
Circumference 4264667661.6767
Area 1.4473065312723E+18

Sphere

Radius = n
Volume 1.3097987848929E+27
Surface area 5.7892261250894E+18
Circumference 4264667661.6767

Square

Length = n
Perimeter 2714971756
Area 460691977242357721
Diagonal 959887469.69877

Cube

Length = n
Surface area 2764151863454146326
Volume 3.126914266072E+26
Space diagonal 1175617255.6266

Equilateral Triangle

Length = n
Perimeter 2036228817
Area 1.9948547780578E+17
Altitude 587808627.81331

Triangular Pyramid

Length = n
Surface area 1.9948547780578E+17
Volume 3.6851038028808E+25
Height 319962489.89959