121856 (number)

121856 is an even 6-digits composite number following 121855 and preceding 121857. In scientific notation, it is written as 1.21856 × 10^5. The sum of its digits is 23. It has a total of 12 prime factors and 44 positive divisors. There are 49152 positive integers (up to 121856) that are relatively prime to 121856.

Interesting facts

Basic properties

Name

Name one hundred twenty-one thousand eight hundred fifty-six

Notation

Scientific notation 1.21856 × 10^5
Engineering notation 1.21856 × 10^3

Prime Factorization of 121856

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 17

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 12
Total number of prime factors
rad Radical 238
Product of the distinct prime numbers

The prime factorization of 121856 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 17. Since it has a total of 12 prime factors.

Most popular turbo-numbers

8, 9, 25, 18, 280, 717, 1691, 104, 5635, 95042, 436032, 901433, 1031082, 6651166, 57906881, 32567652, 676393727, 261173867, 7154150144, 5352958796

Basic calculations (n = 121856)

Multiplication

n×y
n×2 243712
n×3 365568
n×4 487424
n×5 609280

Division

n÷y
n÷2 60928
n÷3 40618.666666667
n÷3 30464
n÷5 24371.2

Exponentiation

ny
n2 14848884736
n3 1809425698390016
n4 2.2048937790301E+20
n5 2.686795363375E+25

Nth Root

y√n
2√n 349.07878766834
3√n 49.577235477929
4√n 18.683650276869
5√n 10.403258347705

Divisors of 121856

1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 256, 272, 448, 476, 512, 544, 896, 952, 1024, 1088, 1792, 1904, 2176, 3584, 3808, 4352, 7168, 7616, 8704, 15232, 17408, 30464, 60928, 121856

44 divisors

τ Total Divisors 44
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -121855
Sum of the proper positive divisors of n
A Arithmetic Mean 0.022727272727273
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 44
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 121856 can be divided by 44 positive divisors. The sum of these divisors (counting 121856) is 1, the average is 0.022727272727273.

Base conversion 121856

Base System Value
2 Binary 11101110000000000
3 Ternary 20012011012
4 Quaternary 131300000
5 Quinary 12344411
6 Senary 2340052
8 Octal 356000
10 Decimal 121856
12 Duodecimal 5a628
16 Hexadecimal 1dc00
20 Vigesimal f4cg
36 Base36 2m0w

Cryptographic Hash Functions

md5 857e8c803bb31010569b28936e232d32
sha1 cdd2559e2e3b61547ed1983dca36d027f3f3c40d
sha256 c81b8d4675ba4939944453b4aca3e9736cdc7120144b6db3d68c60a7bf5d58df
sha512 b0ac9cf7d5fc9f99ef1c8bd438030db3616463d91d9fb36b9760946cea2dbb8f78b70d72bd6f1a9986e4fdce8e658eb801b2a99bf9329855a04cd0005754ab04
ripemd-160 de9b41773889ba7c075e51c9c3b71687112a308c

121856 as geometric shapes

Circle

Radius = n
Diameter 243712
Circumference 765643.82879168
Area 46649147200.619

Sphere

Radius = n
Volume 7.5793046417049E+15
Surface area 186596588802.48
Circumference 765643.82879168

Square

Length = n
Perimeter 487424
Area 14848884736
Diagonal 172330.40785654

Cube

Length = n
Surface area 89093308416
Volume 1809425698390016
Space diagonal 211060.78320711

Equilateral Triangle

Length = n
Perimeter 365568
Area 6429755699.6215
Altitude 105530.39160356

Triangular Pyramid

Length = n
Surface area 6429755699.6215
Volume 2.1324286356413E+14
Height 57443.469285512