78997130 (number)

78997130 is an even 8-digits composite number following 78997129 and preceding 78997131. In scientific notation, it is written as 7.8997130 × 10^7. The sum of its digits is 44. It has a total of 5 prime factors and 32 positive divisors. There are 29104384 positive integers (up to 78997130) that are relatively prime to 78997130.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 7.8997130 × 10^7
Engineering notation 7.8997130 × 10^6

Prime Factorization of 78997130

Prime Factorization 2 × 5 × 17 × 47 × 9887

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 78997130
Product of the distinct prime numbers

The prime factorization of 78997130 is 2 × 5 × 17 × 47 × 9887. Since it has a total of 5 prime factors.

Most popular turbo-numbers

Basic calculations (n = 78997130)

Multiplication

n×y
n×2 157994260
n×3 236991390
n×4 315988520
n×5 394985650

Division

n÷y
n÷2 39498565
n÷3 26332376.666667
n÷3 19749282.5
n÷5 15799426

Exponentiation

ny
n2 6240546548236900
n3 4.9298526694212E+23
n4 3.8944421220711E+31
n5 3.0764975059473E+39

Nth Root

y√n
2√n 8888.0329657354
3√n 429.07884655867
4√n 94.276364830934
5√n 37.977140621826

Divisors of 78997130

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -78997129
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 78997130 can be divided by 32 positive divisors. The sum of these divisors (counting 78997130) is 1, the average is 0.03125.

Base conversion 78997130

Base System Value
2 Binary 100101101010110011010001010
3 Ternary 12111122110200122
4 Quaternary 10231112122022
5 Quinary 130210402010
6 Senary 11501103242
8 Octal 455263212
10 Decimal 78997130
12 Duodecimal 22557b22
16 Hexadecimal 4b5668a
20 Vigesimal 14decga
36 Base36 1b16kq

Cryptographic Hash Functions

md5 7ebb394cec691ac7471edda47c50a57f
sha1 38fa04772d91870a2fc786f8fc7dac2da24ae165
sha256 157af9f6292a0ea92eef15cfc7404d61ce22db9241cb8b3725c10f8bfd5b8935
sha512 d2b46b822113c07e430135a5f2f2cc6e4328c000f71adfabae405dcbb82ef8195fd6362fe1824c4a897d201f50aab2b739878953dbcf091d192a1bc370d24d8d
ripemd-160 7411baabc59afc17b8a3f1fc9c0cbed864003f41

78997130 as geometric shapes

Circle

Radius = n
Diameter 157994260
Circumference 496353606.52536
Area 1.9605255190326E+16

Sphere

Radius = n
Volume 2.0650118572712E+24
Surface area 7.8421020761305E+16
Circumference 496353606.52536

Square

Length = n
Perimeter 315988520
Area 6240546548236900
Diagonal 111718812.63455

Cube

Length = n
Surface area 37443279289421400
Volume 4.9298526694212E+23
Space diagonal 136827042.81212

Equilateral Triangle

Length = n
Perimeter 236991390
Area 2.7022359221362E+15
Altitude 68413521.406062

Triangular Pyramid

Length = n
Surface area 2.7022359221362E+15
Volume 5.8098870879972E+22
Height 37239604.211517