78390624 (number)

78390624 is an even 8-digits composite number following 78390623 and preceding 78390625. In scientific notation, it is written as 7.8390624 × 10^7. The sum of its digits is 39. It has a total of 8 prime factors and 48 positive divisors. There are 23063040 positive integers (up to 78390624) that are relatively prime to 78390624.

Interesting facts

Basic properties

Name

Name seventy-eight million three hundred ninety thousand six hundred twenty-four

Notation

Scientific notation 7.8390624 × 10^7
Engineering notation 7.8390624 × 10^6

Prime Factorization of 78390624

Prime Factorization 2 × 2 × 2 × 2 × 2 × 69 × 13 × 2731

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 4899414
Product of the distinct prime numbers

The prime factorization of 78390624 is 2 × 2 × 2 × 2 × 2 × 69 × 13 × 2731. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 78390624)

Multiplication

n×y
n×2 156781248
n×3 235171872
n×4 313562496
n×5 391953120

Division

n÷y
n÷2 39195312
n÷3 26130208
n÷3 19597656
n÷5 15678124.8

Exponentiation

ny
n2 6145089931109376
n3 4.8171743423578E+23
n4 3.7762130261422E+31
n5 2.9601969547621E+39

Nth Root

y√n
2√n 8853.8479770098
3√n 427.97792997677
4√n 94.094888155573
5√n 37.9186462756

Divisors of 78390624

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -78390623
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 78390624 can be divided by 48 positive divisors. The sum of these divisors (counting 78390624) is 1, the average is 0.020833333333333.

Base conversion 78390624

Base System Value
2 Binary 100101011000010010101100000
3 Ternary 12110111122201110
4 Quaternary 10223002111200
5 Quinary 130031444444
6 Senary 11440103320
8 Octal 453022540
10 Decimal 78390624
12 Duodecimal 22304b40
16 Hexadecimal 4ac2560
20 Vigesimal 149igb4
36 Base36 1ao6lc

Cryptographic Hash Functions

md5 d3a73cb06893764db3928fa23a093308
sha1 982355722e3960fe3f66d78187cd96914a66458e
sha256 73cbdfe9603330d235dac8156ddab1b62eaa2eb8f068f09ea93e715c95bfc3ac
sha512 399d82261064ee8e68d8246ab97ec3fc3b7f94ce54608b0b980a586f8a8eedc5a8eb4b877d267da6eed460608fe1b411f53e1722f30dfaa2dd85d46a707d3d75
ripemd-160 d1405d712b87216047f3f590c5c0d3ff4bf3162b

78390624 as geometric shapes

Circle

Radius = n
Diameter 156781248
Circumference 492542816.93744
Area 1.9305369383222E+16

Sphere

Radius = n
Volume 2.0178132700017E+24
Surface area 7.7221477532887E+16
Circumference 492542816.93744

Square

Length = n
Perimeter 313562496
Area 6145089931109376
Diagonal 110861083.62369

Cube

Length = n
Surface area 36870539586656256
Volume 4.8171743423578E+23
Space diagonal 135776543.60503

Equilateral Triangle

Length = n
Perimeter 235171872
Area 2.6609019944403E+15
Altitude 67888271.802514

Triangular Pyramid

Length = n
Surface area 2.6609019944403E+15
Volume 5.6770944060651E+22
Height 36953694.54123