13655981 (number)

13655981 is an odd 8-digits composite number following 13655980 and preceding 13655982. In scientific notation, it is written as 1.3655981 × 10^7. The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors. There are 12823488 positive integers (up to 13655981) that are relatively prime to 13655981.

Interesting facts

Basic properties

Name

Name thirteen million six hundred fifty-five thousand nine hundred eighty-one

Notation

Scientific notation 1.3655981 × 10^7
Engineering notation 1.3655981 × 10^6

Prime Factorization of 13655981

Prime Factorization 17 × 739 × 1087

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 13655981
Product of the distinct prime numbers

The prime factorization of 13655981 is 17 × 739 × 1087. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 13655981)

Multiplication

n×y
n×2 27311962
n×3 40967943
n×4 54623924
n×5 68279905

Division

n÷y
n÷2 6827990.5
n÷3 4551993.6666667
n÷3 3413995.25
n÷5 2731196.2

Exponentiation

ny
n2 186485817072361
n3 2.5466467747096E+21
n4 3.4776959969146E+28
n5 4.7491350457642E+35

Nth Root

y√n
2√n 3695.3999783515
3√n 239.02370171622
4√n 60.789801598224
5√n 26.734039215488

Divisors of 13655981

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -13655980
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 13655981 can be divided by 8 positive divisors. The sum of these divisors (counting 13655981) is 1, the average is 0.125.

Base conversion 13655981

Base System Value
2 Binary 110100000101111110101101
3 Ternary 221200210111002
4 Quaternary 310011332231
5 Quinary 11443442411
6 Senary 1204410045
8 Octal 64057655
10 Decimal 13655981
12 Duodecimal 46a6925
16 Hexadecimal d05fad
20 Vigesimal 456jj1
36 Base36 84p0t

Cryptographic Hash Functions

md5 4bfdd81d7f97e6c881f6833b7f875ba0
sha1 df9e0662bcec194ee974183de612861010da4e65
sha256 9d3ceb5670cb827a6eef0386ad5393287a6454e77a7f4e4b84da5889b1e95d89
sha512 b5d018c32f340f565b0534ade8eb0377addde1a58903dbd15dcb2e414c77cbfda9e469fde2c34e0781ebc39833a98ecc56c3f3c579cd02ab2fbbde2c5ff25f32
ripemd-160 c000e70acff285a7b5d66e854c3ecbc26f5337fc

13655981 as geometric shapes

Circle

Radius = n
Diameter 27311962
Circumference 85803059.174324
Area 5.8586247291322E+14

Sphere

Radius = n
Volume 1.0667369064955E+22
Surface area 2.3434498916529E+15
Circumference 85803059.174324

Square

Length = n
Perimeter 54623924
Area 186485817072361
Diagonal 19312473.537709

Cube

Length = n
Surface area 1118914902434166
Volume 2.5466467747096E+21
Space diagonal 23652852.919195

Equilateral Triangle

Length = n
Perimeter 40967943
Area 80750727515081
Altitude 11826426.459598

Triangular Pyramid

Length = n
Surface area 80750727515081
Volume 3.0012520061401E+20
Height 6437491.1792364