18888966 (number)

18888966 is an even 8-digits composite number following 18888965 and preceding 18888967. In scientific notation, it is written as 1.8888966 × 10^7. The sum of its digits is 54. It has a total of 4 prime factors and 12 positive divisors. There are 6296316 positive integers (up to 18888966) that are relatively prime to 18888966.

Interesting facts

Basic properties

Name

Name eighteen million eight hundred eighty-eight thousand nine hundred sixty-six

Notation

Scientific notation 1.8888966 × 10^7
Engineering notation 1.8888966 × 10^6

Prime Factorization of 18888966

Prime Factorization 2 × 3 × 3 × 1049387

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 6296322
Product of the distinct prime numbers

The prime factorization of 18888966 is 2 × 3 × 3 × 1049387. Since it has a total of 4 prime factors.

Most popular turbo-numbers

1, 5, 57, 50, 952, 631, 297, 7999, 79379, 80187, 341114, 166333, 172906, 7775535, 42765919, 35306996, 693987818, 487786624, 1639284072, 4909611104

Basic calculations (n = 18888966)

Multiplication

n×y
n×2 37777932
n×3 56666898
n×4 75555864
n×5 94444830

Division

n÷y
n÷2 9444483
n÷3 6296322
n÷3 4722241.5
n÷5 3777793.2

Exponentiation

ny
n2 356793036549156
n3 6.7394515364138E+21
n4 1.2730127092997E+29
n5 2.4045893783529E+36

Nth Root

y√n
2√n 4346.1438080211
3√n 266.31935375068
4√n 65.92528959376
5√n 28.526049860735

Divisors of 18888966

1, 2, 3, 6, 9, 18, 1049387, 2098774, 3148161, 6296322, 9444483, 18888966

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18888965
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18888966 can be divided by 12 positive divisors. The sum of these divisors (counting 18888966) is 1, the average is 0.083333333333333.

Base conversion 18888966

Base System Value
2 Binary 1001000000011100100000110
3 Ternary 1022112122210100
4 Quaternary 1020003210012
5 Quinary 14313421331
6 Senary 1512504530
8 Octal 110034406
10 Decimal 18888966
12 Duodecimal 63ab146
16 Hexadecimal 1203906
20 Vigesimal 5i1286
36 Base36 b8uti

Cryptographic Hash Functions

md5 5ab925ae954d7490420e9401605140fb
sha1 e1e8303075a65d744137ebe5715a4a7e2eac31ae
sha256 7fcde20251fe3f494cf014c625d8a43b716d63153f8b04625b8b96f07a3b8a3e
sha512 37799e15301badaf4644274b7de87eb15796fce31a6e930bab1938f912a7739dc20b1c58c998f3005c3da74d8544528cc914b810d450cef581fd66474d2b094b
ripemd-160 de75eff53a2327b4de00bf19f61c48dbaea3c431

18888966 as geometric shapes

Circle

Radius = n
Diameter 37777932
Circumference 118682873.63901
Area 1.1208983824748E+15

Sphere

Radius = n
Volume 2.8230148581363E+22
Surface area 4.4835935298993E+15
Circumference 118682873.63901

Square

Length = n
Perimeter 75555864
Area 356793036549156
Diagonal 26713031.896404

Cube

Length = n
Surface area 2140758219294936
Volume 6.7394515364138E+21
Space diagonal 32716648.814441

Equilateral Triangle

Length = n
Perimeter 56666898
Area 1.5449591677248E+14
Altitude 16358324.407221

Triangular Pyramid

Length = n
Surface area 1.5449591677248E+14
Volume 7.9425198047938E+20
Height 8904343.9654681