11861 (number)

11861 is an odd 5-digits composite number following 11860 and preceding 11862. In scientific notation, it is written as 1.1861 × 10^4. The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors. There are 11424 positive integers (up to 11861) that are relatively prime to 11861.

Interesting facts

Basic properties

Name

Name eleven thousand eight hundred sixty-one

Notation

Scientific notation 1.1861 × 10^4
Engineering notation 1.1861 × 10^3

Prime Factorization of 11861

Prime Factorization 29 × 409

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 11861
Product of the distinct prime numbers

The prime factorization of 11861 is 29 × 409. Since it has a total of 2 prime factors.

Most popular turbo-numbers

3, 6, 16, 3, 901, 717, 7693, 7772, 80214, 82541, 531700, 389230, 2752532, 1499771, 40103730, 64003894, 994774418, 656196899, 6422728062, 53821860

Basic calculations (n = 11861)

Multiplication

n×y
n×2 23722
n×3 35583
n×4 47444
n×5 59305

Division

n÷y
n÷2 5930.5
n÷3 3953.6666666667
n÷3 2965.25
n÷5 2372.2

Exponentiation

ny
n2 140683321
n3 1668644870381
n4 19791796807589041
n5 2.3475050193481E+20

Nth Root

y√n
2√n 108.90821823903
3√n 22.805543947837
4√n 10.435910034062
5√n 6.528663144944

Divisors of 11861

1, 29, 409, 11861

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 -11860
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 11861 can be divided by 4 positive divisors. The sum of these divisors (counting 11861) is 1, the average is 0.25.

Base conversion 11861

Base System Value
2 Binary 10111001010101
3 Ternary 121021022
4 Quaternary 2321111
5 Quinary 334421
6 Senary 130525
8 Octal 27125
10 Decimal 11861
12 Duodecimal 6a45
16 Hexadecimal 2e55
20 Vigesimal 19d1
36 Base36 95h

Cryptographic Hash Functions

md5 d5c60496784f8d6c43344eb3bd18574b
sha1 8606fd24240497c8766fba4bec7630922c81b7ad
sha256 22c4ca5d4aad0e29ef781d215bb160534b8431e2e5879e43c7e2d142912c629d
sha512 6d3796e42a95a14bba1f6080763e3180c325432b04c56c8396a889cd07ec70dc0aa2868a038e10eff280e9b19070dcc2a30f4c3e2a57e349996445e397b8e516
ripemd-160 369c672442e65f593b2f2f4b6f84d79e856d1be8

11861 as geometric shapes

Circle

Radius = n
Diameter 23722
Circumference 74524.860928457
Area 441969687.73621

Sphere

Radius = n
Volume 6989603288319
Surface area 1767878750.9449
Circumference 74524.860928457

Square

Length = n
Perimeter 47444
Area 140683321
Diagonal 16773.987063307

Cube

Length = n
Surface area 844099926
Volume 1668644870381
Space diagonal 20543.854628574

Equilateral Triangle

Length = n
Perimeter 35583
Area 60917664.93738
Altitude 10271.927314287

Triangular Pyramid

Length = n
Surface area 60917664.93738
Volume 196651683873.09
Height 5591.3290211024