78139997 (number)

78139997 is an odd 8-digits composite number following 78139996 and preceding 78139998. In scientific notation, it is written as 7.8139997 × 10^7. The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors. There are 72129216 positive integers (up to 78139997) that are relatively prime to 78139997.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 7.8139997 × 10^7
Engineering notation 7.8139997 × 10^6

Prime Factorization of 78139997

Prime Factorization 13 × 6010769

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 78139997
Product of the distinct prime numbers

The prime factorization of 78139997 is 13 × 6010769. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 78139997)

Multiplication

n×y
n×2 156279994
n×3 234419991
n×4 312559988
n×5 390699985

Division

n÷y
n÷2 39069998.5
n÷3 26046665.666667
n÷3 19534999.25
n÷5 15627999.4

Exponentiation

ny
n2 6105859131160009
n3 4.7711181419127E+23
n4 3.728151572957E+31
n5 2.9131775272641E+39

Nth Root

y√n
2√n 8839.6830825545
3√n 427.52133906227
4√n 94.019588823577
5√n 37.894368847953

Divisors of 78139997

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -78139996
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 78139997 can be divided by 4 positive divisors. The sum of these divisors (counting 78139997) is 1, the average is 0.25.

Base conversion 78139997

Base System Value
2 Binary 100101010000101001001011101
3 Ternary 12110000220220222
4 Quaternary 10222011021131
5 Quinary 130000434442
6 Senary 11430451125
8 Octal 452051135
10 Decimal 78139997
12 Duodecimal 22203aa5
16 Hexadecimal 4a8525d
20 Vigesimal 14879jh
36 Base36 1ait7h

Cryptographic Hash Functions

md5 3c7749d032f45c40abfcf0d693f6ef9a
sha1 976c59e04c09c8a82a39a545f9dec7575ed74d9b
sha256 afe6ec6ee0a5c8b3e1519b6e1cad67afe24d6faa77e81ad0d3f8395837c04ec5
sha512 b174b24252bf6929892827183b010ed48467803fe7e622b7eed4b2c35695f048407060dff2dcf5ba9ad4ea8b58424db5d1b40e8b0539b7dd42e734a6f62b69d8
ripemd-160 5caefa99ef14ab1bab1545ded86811f57f85e544

78139997 as geometric shapes

Circle

Radius = n
Diameter 156279994
Circumference 490968081.05346
Area 1.9182122190306E+16

Sphere

Radius = n
Volume 1.9985212938722E+24
Surface area 7.6728488761226E+16
Circumference 490968081.05346

Square

Length = n
Perimeter 312559988
Area 6105859131160009
Diagonal 110506643.52119

Cube

Length = n
Surface area 36635154786960054
Volume 4.7711181419127E+23
Space diagonal 135342444.90728

Equilateral Triangle

Length = n
Perimeter 234419991
Area 2.6439145597569E+15
Altitude 67671222.45364

Triangular Pyramid

Length = n
Surface area 2.6439145597569E+15
Volume 5.6228166533143E+22
Height 36835547.840398