2018081 (number)

2018081 is an odd 7-digits composite number following 2018080 and preceding 2018082. In scientific notation, it is written as 2.018081 × 10^6. The sum of its digits is 20. It has a total of 4 prime factors and 16 positive divisors. There are 1747200 positive integers (up to 2018081) that are relatively prime to 2018081.

Interesting facts

Basic properties

Name

Name two million eighteen thousand eighty-one

Notation

Scientific notation 2.018081 × 10^6
Engineering notation 2.018081 × 10^6

Prime Factorization of 2018081

Prime Factorization 101 × 13 × 53 × 29

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 2018081
Product of the distinct prime numbers

The prime factorization of 2018081 is 101 × 13 × 53 × 29. Since it has a total of 4 prime factors.

Most popular turbo-numbers

2, 7, 56, 69, 566, 856, 1208, 3355, 45027, 21926, 850928, 964246, 8951701, 9422213, 86851426, 41714467, 492513565, 700082399, 8742998996, 8492596770

Basic calculations (n = 2018081)

Multiplication

n×y
n×2 4036162
n×3 6054243
n×4 8072324
n×5 10090405

Division

n÷y
n÷2 1009040.5
n÷3 672693.66666667
n÷3 504520.25
n÷5 403616.2

Exponentiation

ny
n2 4072650922561
n3 8218939446452825441
n4 1.6586485537037E+25
n5 3.3472871319069E+31

Nth Root

y√n
2√n 1420.5917780981
3√n 126.37064375273
4√n 37.690738625001
5√n 18.238441256546

Divisors of 2018081

1, 13, 29, 53, 101, 377, 689, 1313, 1537, 2929, 5353, 19981, 38077, 69589, 155237, 2018081

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -2018080
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 2018081 can be divided by 16 positive divisors. The sum of these divisors (counting 2018081) is 1, the average is 0.0625.

Base conversion 2018081

Base System Value
2 Binary 111101100101100100001
3 Ternary 10210112021202
4 Quaternary 13230230201
5 Quinary 1004034311
6 Senary 111130545
8 Octal 7545441
10 Decimal 2018081
12 Duodecimal 813a55
16 Hexadecimal 1ecb21
20 Vigesimal cc541
36 Base36 1795t

Cryptographic Hash Functions

md5 da29a0cc036bdaf644f5bb8a926009f3
sha1 a741dc5aa925c94e39bf3b8014fd42aeb9c56bae
sha256 2f6d8ae628303a2fc05965f9df36b922830eea9afe7d26d848f65c943ce3fc4f
sha512 939acca58293cf9a3372cd7a7801f94c4f2e3ce93137b7fd48a820b3b8288a11f7ff13de6cea05ce6498d7da7bfd413389cab6e03debc5310d0707cca48b7131
ripemd-160 06a91c373ede7f2e9489f376de75817fa611bf91

2018081 as geometric shapes

Circle

Radius = n
Diameter 4036162
Circumference 12679976.887898
Area 12794610218953

Sphere

Radius = n
Volume 3.4427413047034E+19
Surface area 51178440875813
Circumference 12679976.887898

Square

Length = n
Perimeter 8072324
Area 4072650922561
Diagonal 2853997.5201675

Cube

Length = n
Surface area 24435905535366
Volume 8218939446452825441
Space diagonal 3495418.8257894

Equilateral Triangle

Length = n
Perimeter 6054243
Area 1763509579842
Altitude 1747709.4128947

Triangular Pyramid

Length = n
Surface area 1763509579842
Volume 9.686113027914E+17
Height 951332.50672249