78877891 (number)

78877891 is an odd 8-digits composite number following 78877890 and preceding 78877892. In scientific notation, it is written as 7.8877891 × 10^7. The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors. There are 75314880 positive integers (up to 78877891) that are relatively prime to 78877891.

Interesting facts

Basic properties

Name

Name seventy-eight million eight hundred seventy-seven thousand eight hundred ninety-one

Notation

Scientific notation 7.8877891 × 10^7
Engineering notation 7.8877891 × 10^6

Prime Factorization of 78877891

Prime Factorization 41 × 47 × 40933

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 78877891
Product of the distinct prime numbers

The prime factorization of 78877891 is 41 × 47 × 40933. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 78877891)

Multiplication

n×y
n×2 157755782
n×3 236633673
n×4 315511564
n×5 394389455

Division

n÷y
n÷2 39438945.5
n÷3 26292630.333333
n÷3 19719472.75
n÷5 15775578.2

Exponentiation

ny
n2 6221721688607881
n3 4.9075628518635E+23
n4 3.8709820770494E+31
n5 3.0533490233645E+39

Nth Root

y√n
2√n 8881.3225929475
3√n 428.8628526522
4√n 94.240769271836
5√n 37.965669084046

Divisors of 78877891

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 -78877890
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 78877891 can be divided by 8 positive divisors. The sum of these divisors (counting 78877891) is 1, the average is 0.125.

Base conversion 78877891

Base System Value
2 Binary 100101100111001010011000011
3 Ternary 12111102102010101
4 Quaternary 10230321103003
5 Quinary 130143043031
6 Senary 11454343231
8 Octal 454712303
10 Decimal 78877891
12 Duodecimal 224bab17
16 Hexadecimal 4b394c3
20 Vigesimal 14cjeeb
36 Base36 1aymkj

Cryptographic Hash Functions

md5 2fd6ac234d27219db42de0368db727f7
sha1 f542977b9ddb89da0c4a1961d9ff4e68f6550ed8
sha256 11efd5f6c9393f28fe85fdd5b6abbd03af7319f59d8733c4073d30c9941254aa
sha512 c9e535ac4485c7615873233762fc21aaebb0d3184a83651071e8f4302c23341b20737aa123a85ac5e16ea6c36dfc49fceec960587f683a23b1a62d1bf9c4c915
ripemd-160 7e68a819f59dee30e98731c1734b69238f19ebf9

78877891 as geometric shapes

Circle

Radius = n
Diameter 157755782
Circumference 495604405.79251
Area 1.9546115149611E+16

Sphere

Radius = n
Volume 2.0556751203259E+24
Surface area 7.8184460598443E+16
Circumference 495604405.79251

Square

Length = n
Perimeter 315511564
Area 6221721688607881
Diagonal 111550183.22359

Cube

Length = n
Surface area 37330330131647286
Volume 4.9075628518635E+23
Space diagonal 136620514.80588

Equilateral Triangle

Length = n
Perimeter 236633673
Area 2.6940845188055E+15
Altitude 68310257.40294

Triangular Pyramid

Length = n
Surface area 2.6940845188055E+15
Volume 5.7836182860864E+22
Height 37183394.407862