87131856 (number)

87131856 is an even 8-digits composite number following 87131855 and preceding 87131857. In scientific notation, it is written as 8.7131856 × 10^7. The sum of its digits is 39. It has a total of 7 prime factors and 40 positive divisors. There are 24894720 positive integers (up to 87131856) that are relatively prime to 87131856.

Interesting facts

Basic properties

Name

Name eighty-seven million one hundred thirty-one thousand eight hundred fifty-six

Notation

Scientific notation 8.7131856 × 10^7
Engineering notation 8.7131856 × 10^6

Prime Factorization of 87131856

Prime Factorization 2 × 2 × 2 × 2 × 3 × 7 × 259321

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 10891482
Product of the distinct prime numbers

The prime factorization of 87131856 is 2 × 2 × 2 × 2 × 3 × 7 × 259321. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 87131856)

Multiplication

n×y
n×2 174263712
n×3 261395568
n×4 348527424
n×5 435659280

Division

n÷y
n÷2 43565928
n÷3 29043952
n÷3 21782964
n÷5 17426371.2

Exponentiation

ny
n2 7591960330004736
n3 6.6150159423169E+23
n4 5.7637861652366E+31
n5 5.0220938616418E+39

Nth Root

y√n
2√n 9334.4446005105
3√n 443.32850366281
4√n 96.614929490791
5√n 38.728920593294

Divisors of 87131856

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -87131855
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 87131856 can be divided by 40 positive divisors. The sum of these divisors (counting 87131856) is 1, the average is 0.025.

Base conversion 87131856

Base System Value
2 Binary 101001100011000011011010000
3 Ternary 20001221202102210
4 Quaternary 11030120123100
5 Quinary 134301204411
6 Senary 12351312120
8 Octal 514303320
10 Decimal 87131856
12 Duodecimal 2521b640
16 Hexadecimal 53186d0
20 Vigesimal 174b9cg
36 Base36 1fvjdc

Cryptographic Hash Functions

md5 6f2ba1d60016d1669c29e3cd8ad92b6b
sha1 9d12eb13bfa5b2cc3ea501594da719148e5e082e
sha256 10d53275108e3fdee78e1f9f63f6831b8445673ccc6dbb85d3b81206a2c35505
sha512 4deff554423bd31f1e9ec7cf8fd92eb1405ea39a68576c62cb0f83aeb1085707ff185e483a01c06e410e7baa9bfb5064c30731eced5b8df0427c1a038d392a05
ripemd-160 112583ea28c88f96e2d219c150ad95bd1e1bc0fb

87131856 as geometric shapes

Circle

Radius = n
Diameter 174263712
Circumference 547465597.40649
Area 2.3850846799088E+16

Sphere

Radius = n
Volume 2.7708913983683E+24
Surface area 9.5403387196352E+16
Circumference 547465597.40649

Square

Length = n
Perimeter 348527424
Area 7591960330004736
Diagonal 123223052.46994

Cube

Length = n
Surface area 45551761980028416
Volume 6.6150159423169E+23
Space diagonal 150916801.54978

Equilateral Triangle

Length = n
Perimeter 261395568
Area 3.2874152551539E+15
Altitude 75458400.774888

Triangular Pyramid

Length = n
Surface area 3.2874152551539E+15
Volume 7.7958710507823E+22
Height 41074350.823313