86 (number)

86 is an even 2-digits composite number following 85 and preceding 87. In scientific notation, it is written as 8.6 × 10^1. The sum of its digits is 14. It has a total of 2 prime factors and 4 positive divisors. There are 42 positive integers (up to 86) that are relatively prime to 86.

Interesting facts

Basic properties

Name

Name eighty-six

Notation

Scientific notation 8.6 × 10^1
Engineering notation 8.6 × 10^0

Prime Factorization of 86

Prime Factorization 2 × 43

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 86
Product of the distinct prime numbers

The prime factorization of 86 is 2 × 43. Since it has a total of 2 prime factors.

Most popular turbo-numbers

1, 3, 10, 27, 70, 987, 9794, 3805, 34027, 53020, 716190, 377079, 7451191, 7602848, 67234497, 35258216, 456110216, 920546859, 9547625127, 6524649442

Basic calculations (n = 86)

Multiplication

n×y
n×2 172
n×3 258
n×4 344
n×5 430

Division

n÷y
n÷2 43
n÷3 28.666666666667
n÷3 21.5
n÷5 17.2

Exponentiation

ny
n2 7396
n3 636056
n4 54700816
n5 4704270176

Nth Root

y√n
2√n 9.2736184954957
3√n 4.4140049624421
4√n 3.0452616464757
5√n 2.4372478179882

Divisors of 86

1, 2, 43, 86

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 -85
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 86 can be divided by 4 positive divisors. The sum of these divisors (counting 86) is 1, the average is 0.25.

Base conversion 86

Base System Value
2 Binary 1010110
3 Ternary 10012
4 Quaternary 1112
5 Quinary 321
6 Senary 222
8 Octal 126
10 Decimal 86
12 Duodecimal 72
16 Hexadecimal 56
20 Vigesimal 46
36 Base36 2e

Cryptographic Hash Functions

md5 93db85ed909c13838ff95ccfa94cebd9
sha1 3c26dffc8a2e8804dfe2c8a1195cfaa5ef6d0014
sha256 434c9b5ae514646bbd91b50032ca579efec8f22bf0b4aac12e65997c418e0dd6
sha512 5603c3304ef93401ae8d65e3fc1809e964691172063a48f92ef8a3f8c044bdd84f419952f6675ccaf2df76d7fd86c998407e24aedef9868e128c6cba279b7624
ripemd-160 dbe8d0354534df61d8bec89a106f098f67dc8f37

86 as geometric shapes

Circle

Radius = n
Diameter 172
Circumference 540.35393641744
Area 23235.21926595

Sphere

Radius = n
Volume 2664305.1424956
Surface area 92940.8770638
Circumference 540.35393641744

Square

Length = n
Perimeter 344
Area 7396
Diagonal 121.62236636409

Cube

Length = n
Surface area 44376
Volume 636056
Space diagonal 148.95636945092

Equilateral Triangle

Length = n
Perimeter 258
Area 3202.5619431949
Altitude 74.478184725462

Triangular Pyramid

Length = n
Surface area 3202.5619431949
Volume 74959.918469065
Height 40.540788788029