78988894 (number)

78988894 is an even 8-digits composite number following 78988893 and preceding 78988895. In scientific notation, it is written as 7.8988894 × 10^7. The sum of its digits is 61. It has a total of 3 prime factors and 8 positive divisors. There are 39344016 positive integers (up to 78988894) that are relatively prime to 78988894.

Interesting facts

Basic properties

Name

Name seventy-eight million nine hundred eighty-eight thousand eight hundred ninety-four

Notation

Scientific notation 7.8988894 × 10^7
Engineering notation 7.8988894 × 10^6

Prime Factorization of 78988894

Prime Factorization 2 × 263 × 150169

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 78988894
Product of the distinct prime numbers

The prime factorization of 78988894 is 2 × 263 × 150169. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 78988894)

Multiplication

n×y
n×2 157977788
n×3 236966682
n×4 315955576
n×5 394944470

Division

n÷y
n÷2 39494447
n÷3 26329631.333333
n÷3 19747223.5
n÷5 15797778.8

Exponentiation

ny
n2 6239245375343236
n3 4.9283109159298E+23
n4 3.8928182853742E+31
n5 3.0748941090468E+39

Nth Root

y√n
2√n 8887.5696340451
3√n 429.06393455618
4√n 94.273907493246
5√n 37.976348712614

Divisors of 78988894

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 -78988893
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 78988894 can be divided by 8 positive divisors. The sum of these divisors (counting 78988894) is 1, the average is 0.125.

Base conversion 78988894

Base System Value
2 Binary 100101101010100011001011110
3 Ternary 12111122001101121
4 Quaternary 10231110121132
5 Quinary 130210121034
6 Senary 11501001154
8 Octal 455243136
10 Decimal 78988894
12 Duodecimal 225531ba
16 Hexadecimal 4b5465e
20 Vigesimal 14ddc4e
36 Base36 1b107y

Cryptographic Hash Functions

md5 16664971444cb986cc6624190d1c9e0f
sha1 ee0f1629ec87ff10df7973665566cc48d0ceebc2
sha256 f5206b0dbbec64741019050ee09b9533337f0ea2b1f521803c4866b48280c0e1
sha512 30afc4516476d18d26db869fb96cc0dcce292b0f9b71e78ac0c2c59ee9f00c6398595f91a770509c110775dfc4729b705c1cffeb09818c7a45d37ac10ea2adcc
ripemd-160 d752b0c81459d350354c4369352cd1d437796976

78988894 as geometric shapes

Circle

Radius = n
Diameter 157977788
Circumference 496301858.21117
Area 1.9601167435122E+16

Sphere

Radius = n
Volume 2.0643660490788E+24
Surface area 7.840466974049E+16
Circumference 496301858.21117

Square

Length = n
Perimeter 315955576
Area 6239245375343236
Diagonal 111707165.17165

Cube

Length = n
Surface area 37435472252059416
Volume 4.9283109159298E+23
Space diagonal 136812777.64167

Equilateral Triangle

Length = n
Perimeter 236966682
Area 2.7016724977459E+15
Altitude 68406388.820836

Triangular Pyramid

Length = n
Surface area 2.7016724977459E+15
Volume 5.8080701140827E+22
Height 37235721.723884