87431386 (number)

87431386 is an even 8-digits composite number following 87431385 and preceding 87431387. In scientific notation, it is written as 8.7431386 × 10^7. The sum of its digits is 40. It has a total of 5 prime factors and 24 positive divisors. There are 37241568 positive integers (up to 87431386) that are relatively prime to 87431386.

Interesting facts

Basic properties

Name

Name eighty-seven million four hundred thirty-one thousand three hundred eighty-six

Notation

Scientific notation 8.7431386 × 10^7
Engineering notation 8.7431386 × 10^6

Prime Factorization of 87431386

Prime Factorization 2 × 1631 × 7 × 7 × 547

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 12490198
Product of the distinct prime numbers

The prime factorization of 87431386 is 2 × 1631 × 7 × 7 × 547. Since it has a total of 5 prime factors.

Most popular turbo-numbers

2, 1, 54, 20, 555, 282, 8007, 9290, 76513, 1929, 33939, 996808, 34379, 9826957, 95134196, 87804745, 535457666, 596077388, 4631878781, 9617799429

Basic calculations (n = 87431386)

Multiplication

n×y
n×2 174862772
n×3 262294158
n×4 349725544
n×5 437156930

Division

n÷y
n÷2 43715693
n÷3 29143795.333333
n÷3 21857846.5
n÷5 17486277.2

Exponentiation

ny
n2 7644247257880996
n3 6.6834713268323E+23
n4 5.8434516139621E+31
n5 5.1090107363264E+39

Nth Root

y√n
2√n 9350.4751750914
3√n 443.83592739228
4√n 96.697855069755
5√n 38.755511453468

Divisors of 87431386

1, 2, 7, 14, 49, 98, 547, 1094, 1631, 3262, 3829, 7658, 11417, 22834, 26803, 53606, 79919, 159838, 892157, 1784314, 6245099, 12490198, 43715693, 87431386

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -87431385
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 87431386 can be divided by 24 positive divisors. The sum of these divisors (counting 87431386) is 1, the average is 0.041666666666667.

Base conversion 87431386

Base System Value
2 Binary 101001101100001100011011010
3 Ternary 20002111222022111
4 Quaternary 11031201203122
5 Quinary 134340301021
6 Senary 12401542534
8 Octal 515414332
10 Decimal 87431386
12 Duodecimal 25344a4a
16 Hexadecimal 53618da
20 Vigesimal 1768i96
36 Base36 1g1yhm

Cryptographic Hash Functions

md5 32cd4566af8ec96a4d1fef9c6f0e824b
sha1 04b20edcf984469a1bf2c8931728c5fd4ee01218
sha256 fd86e7f57e39f3cec5e4134d942d3bbb2bcb058bee86615e8f977c602f0a69cd
sha512 5457943c19468106c375c38b57c2ce65d92a8ca244594cc27877c4ac2b8f548ec7317cf0d759c806cf8aa45e638b371056d0336aa3d0d2a1c6526374ea7c0d30
ripemd-160 4de286935c83eeb845c7145b59202a33a3813e16

87431386 as geometric shapes

Circle

Radius = n
Diameter 174862772
Circumference 549347599.90155
Area 2.4015111027583E+16

Sphere

Radius = n
Volume 2.7995659227806E+24
Surface area 9.6060444110331E+16
Circumference 549347599.90155

Square

Length = n
Perimeter 349725544
Area 7644247257880996
Diagonal 123646651.85828

Cube

Length = n
Surface area 45865483547285976
Volume 6.6834713268323E+23
Space diagonal 151435602.72817

Equilateral Triangle

Length = n
Perimeter 262294158
Area 3.3100561590672E+15
Altitude 75717801.364083

Triangular Pyramid

Length = n
Surface area 3.3100561590672E+15
Volume 7.876546495115E+22
Height 41215550.619426