78485738 (number)

78485738 is an even 8-digits composite number following 78485737 and preceding 78485739. In scientific notation, it is written as 7.8485738 × 10^7. The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors. There are 37976940 positive integers (up to 78485738) that are relatively prime to 78485738.

Interesting facts

Basic properties

Name

Name seventy-eight million four hundred eighty-five thousand seven hundred thirty-eight

Notation

Scientific notation 7.8485738 × 10^7
Engineering notation 7.8485738 × 10^6

Prime Factorization of 78485738

Prime Factorization 2 × 31 × 1265899

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 78485738
Product of the distinct prime numbers

The prime factorization of 78485738 is 2 × 31 × 1265899. Since it has a total of 3 prime factors.

Most popular turbo-numbers

7, 3, 76, 28, 717, 704, 5559, 5109, 10556, 9322, 399685, 582135, 7512317, 2124920, 55978167, 22459696, 139371206, 281800948, 2958305189, 2342785615

Basic calculations (n = 78485738)

Multiplication

n×y
n×2 156971476
n×3 235457214
n×4 313942952
n×5 392428690

Division

n÷y
n÷2 39242869
n÷3 26161912.666667
n÷3 19621434.5
n÷5 15697147.6

Exponentiation

ny
n2 6160011069404644
n3 4.8347301487039E+23
n4 3.7945736375188E+31
n5 2.9781991233601E+39

Nth Root

y√n
2√n 8859.2176855522
3√n 428.15095339139
4√n 94.123417307024
5√n 37.927843408649

Divisors of 78485738

1, 2, 31, 62, 1265899, 2531798, 39242869, 78485738

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 -78485737
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 78485738 can be divided by 8 positive divisors. The sum of these divisors (counting 78485738) is 1, the average is 0.125.

Base conversion 78485738

Base System Value
2 Binary 100101011011001100011101010
3 Ternary 12110200111012012
4 Quaternary 10223121203222
5 Quinary 130043020423
6 Senary 11442115522
8 Octal 453314352
10 Decimal 78485738
12 Duodecimal 2234bba2
16 Hexadecimal 4ad98ea
20 Vigesimal 14aae6i
36 Base36 1aq7ze

Cryptographic Hash Functions

md5 c8c4a87bded0954dbfe1ab145425e29a
sha1 949a92c1dff9a4cafdebce787131f9a76fd0db55
sha256 038b0059700f8a7390fa61475cb3ceb5748f78a64a7191ab6670b43a92e8a56f
sha512 1b8373b4c52de32d99420965dfd3de7db20e4e763202e933c5edfb8682bde5948656d429348acc6bc48ce4a995be0788e7d1c31e00388190fbe263bd75b92120
ripemd-160 91c416598f11d0ccefd3d9e0e01f8370f82f4cd5

78485738 as geometric shapes

Circle

Radius = n
Diameter 156971476
Circumference 493140435.82475
Area 1.9352245521673E+16

Sphere

Radius = n
Volume 2.0251670289676E+24
Surface area 7.7408982086694E+16
Circumference 493140435.82475

Square

Length = n
Perimeter 313942952
Area 6160011069404644
Diagonal 110995595.13246

Cube

Length = n
Surface area 36960066416427864
Volume 4.8347301487039E+23
Space diagonal 135941285.88554

Equilateral Triangle

Length = n
Perimeter 235457214
Area 2.6673630368489E+15
Altitude 67970642.94277

Triangular Pyramid

Length = n
Surface area 2.6673630368489E+15
Volume 5.6977841222593E+22
Height 36998531.71082