78131768 (number)

78131768 is an even 8-digits composite number following 78131767 and preceding 78131769. In scientific notation, it is written as 7.8131768 × 10^7. The sum of its digits is 41. It has a total of 7 prime factors and 64 positive divisors. There are 32503680 positive integers (up to 78131768) that are relatively prime to 78131768.

Interesting facts

Basic properties

Name

Name seventy-eight million one hundred thirty-one thousand seven hundred sixty-eight

Notation

Scientific notation 7.8131768 × 10^7
Engineering notation 7.8131768 × 10^6

Prime Factorization of 78131768

Prime Factorization 2 × 2 × 2 × 11 × 13 × 163 × 419

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 19532942
Product of the distinct prime numbers

The prime factorization of 78131768 is 2 × 2 × 2 × 11 × 13 × 163 × 419. Since it has a total of 7 prime factors.

Most popular turbo-numbers

2, 1, 55, 57, 112, 834, 7683, 4161, 67337, 95399, 993774, 395078, 4460633, 4869790, 16642591, 77411725, 118209997, 204207265, 762985678, 2889610260

Basic calculations (n = 78131768)

Multiplication

n×y
n×2 156263536
n×3 234395304
n×4 312527072
n×5 390658840

Division

n÷y
n÷2 39065884
n÷3 26043922.666667
n÷3 19532942
n÷5 15626353.6

Exponentiation

ny
n2 6104573170805824
n3 4.7696109472042E+23
n4 3.7265813597722E+31
n5 2.9116439023485E+39

Nth Root

y√n
2√n 8839.2176124361
3√n 427.50633097107
4√n 94.017113401955
5√n 37.893570675673

Divisors of 78131768

1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 163, 286, 326, 419, 572, 652, 838, 1144, 1304, 1676, 1793, 2119, 3352, 3586, 4238, 4609, 5447, 7172, 8476, 9218, 10894, 14344, 16952, 18436, 21788, 23309, 36872, 43576, 46618, 59917, 68297, 93236, 119834, 136594, 186472, 239668, 273188, 479336, 546376, 751267, 887861, 1502534, 1775722, 3005068, 3551444, 6010136, 7102888, 9766471, 19532942, 39065884, 78131768

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -78131767
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 78131768 can be divided by 64 positive divisors. The sum of these divisors (counting 78131768) is 1, the average is 0.015625.

Base conversion 78131768

Base System Value
2 Binary 100101010000011001000111000
3 Ternary 12110000111122012
4 Quaternary 10222003020320
5 Quinary 130000204033
6 Senary 11430345052
8 Octal 452031070
10 Decimal 78131768
12 Duodecimal 221bb188
16 Hexadecimal 4a83238
20 Vigesimal 1486988
36 Base36 1aimuw

Cryptographic Hash Functions

md5 13f7085807b80c6705a64874b036b5b6
sha1 8559ff5e5233d4545032af57c2c36e1a166ce03b
sha256 fceaaf18d2d087598d77c1a1cbf9f68dfff91a0bde0815e7802af253a77584a3
sha512 0234769e52104ecbb12b0e4bef04822f3607b3dab06695ac9e738a979c42bd7eb7101d6a7972e2bfef239e3d707c9cddd10281b5acd7f22845eb6855fe6c4f05
ripemd-160 c11f5a9d699896e343e815d8d7ba490f7cac31a9

78131768 as geometric shapes

Circle

Radius = n
Diameter 156263536
Circumference 490916376.72156
Area 1.9178082226705E+16

Sphere

Radius = n
Volume 1.9978899616291E+24
Surface area 7.671232890682E+16
Circumference 490916376.72156

Square

Length = n
Perimeter 312527072
Area 6104573170805824
Diagonal 110495005.95779

Cube

Length = n
Surface area 36627439024834944
Volume 4.7696109472042E+23
Space diagonal 135328191.86118

Equilateral Triangle

Length = n
Perimeter 234395304
Area 2.6433577225894E+15
Altitude 67664095.930592

Triangular Pyramid

Length = n
Surface area 2.6433577225894E+15
Volume 5.6210404073162E+22
Height 36831668.652596