87439968 (number)

87439968 is an even 8-digits composite number following 87439967 and preceding 87439969. In scientific notation, it is written as 8.7439968 × 10^7. The sum of its digits is 54. It has a total of 9 prime factors and 96 positive divisors. There are 22705920 positive integers (up to 87439968) that are relatively prime to 87439968.

Interesting facts

Basic properties

Name

Name eighty-seven million four hundred thirty-nine thousand nine hundred sixty-eight

Notation

Scientific notation 8.7439968 × 10^7
Engineering notation 8.7439968 × 10^6

Prime Factorization of 87439968

Prime Factorization 2 × 2 × 2 × 2 × 2 × 9 × 11 × 7 × 3943

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 5464998
Product of the distinct prime numbers

The prime factorization of 87439968 is 2 × 2 × 2 × 2 × 2 × 9 × 11 × 7 × 3943. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 87439968)

Multiplication

n×y
n×2 174879936
n×3 262319904
n×4 349759872
n×5 437199840

Division

n÷y
n÷2 43719984
n÷3 29146656
n÷3 21859992
n÷5 17487993.6

Exponentiation

ny
n2 7645748003841024
n3 6.6854396079192E+23
n4 5.8457462538239E+31
n5 5.1115186537048E+39

Nth Root

y√n
2√n 9350.9340709899
3√n 443.85044878055
4√n 96.70022787455
5√n 38.756272248319

Divisors of 87439968

96 divisors

τ Total Divisors 96
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -87439967
Sum of the proper positive divisors of n
A Arithmetic Mean 0.010416666666667
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 96
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 87439968 can be divided by 96 positive divisors. The sum of these divisors (counting 87439968) is 1, the average is 0.010416666666667.

Base conversion 87439968

Base System Value
2 Binary 101001101100011101001100000
3 Ternary 20002112102002100
4 Quaternary 11031203221200
5 Quinary 134341034333
6 Senary 12402050400
8 Octal 515435140
10 Decimal 87439968
12 Duodecimal 25349a00
16 Hexadecimal 5363a60
20 Vigesimal 1769ji8
36 Base36 1g2540

Cryptographic Hash Functions

md5 dcc6b80dfbace4f95b6585dcdcc9e2c0
sha1 f5946fc8f0dabc11e92e516869d1650301044b47
sha256 1d6e5e376244089ddebcbce1e3714ba57432b7ccfd619df1fa1b93642f4dc262
sha512 4cddc807db3b9bcea1d116c78e9369358bfd7aaa2c382cabeb3d984d2016cb335ad3aaf0c3a9b8fc20e1b6be19262ed37e291f30481e3b5ed10adbe0f5c68721
ripemd-160 f69926f4a18e25b2a5082991a751ad4cba37624b

87439968 as geometric shapes

Circle

Radius = n
Diameter 174879936
Circumference 549401522.19785
Area 2.4019825760066E+16

Sphere

Radius = n
Volume 2.8003903944343E+24
Surface area 9.6079303040263E+16
Circumference 549401522.19785

Square

Length = n
Perimeter 349759872
Area 7645748003841024
Diagonal 123658788.63907

Cube

Length = n
Surface area 45874488023046144
Volume 6.6854396079192E+23
Space diagonal 151450467.1882

Equilateral Triangle

Length = n
Perimeter 262319904
Area 3.3107060011302E+15
Altitude 75725233.594098

Triangular Pyramid

Length = n
Surface area 3.3107060011302E+15
Volume 7.8788661366214E+22
Height 41219596.213023