18188220 (number)

18188220 is an even 8-digits composite number following 18188219 and preceding 18188221. In scientific notation, it is written as 1.8188220 × 10^7. The sum of its digits is 30. It has a total of 5 prime factors and 24 positive divisors. There are 4682496 positive integers (up to 18188220) that are relatively prime to 18188220.

Interesting facts

Basic properties

Name

Name eighteen million one hundred eighty-eight thousand two hundred twenty

Notation

Scientific notation 1.8188220 × 10^7
Engineering notation 1.8188220 × 10^6

Prime Factorization of 18188220

Prime Factorization 2 × 2 × 15 × 29 × 10453

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 9094110
Product of the distinct prime numbers

The prime factorization of 18188220 is 2 × 2 × 15 × 29 × 10453. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 1, 77, 77, 871, 978, 8766, 4318, 16575, 45383, 523428, 291326, 2522242, 1347147, 32240952, 56961697, 796718869, 961839971, 9613062209, 6051890222

Basic calculations (n = 18188220)

Multiplication

n×y
n×2 36376440
n×3 54564660
n×4 72752880
n×5 90941100

Division

n÷y
n÷2 9094110
n÷3 6062740
n÷3 4547055
n÷5 3637644

Exponentiation

ny
n2 330811346768400
n3 6.0168695535199E+21
n4 1.0943614715072E+29
n5 1.9904487203297E+36

Nth Root

y√n
2√n 4264.7649407675
3√n 262.98444779775
4√n 65.305167795264
5√n 28.311184481899

Divisors of 18188220

1, 2, 4, 15, 29, 30, 58, 60, 116, 435, 870, 1740, 10453, 20906, 41812, 156795, 303137, 313590, 606274, 627180, 1212548, 4547055, 9094110, 18188220

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18188219
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18188220 can be divided by 24 positive divisors. The sum of these divisors (counting 18188220) is 1, the average is 0.041666666666667.

Base conversion 18188220

Base System Value
2 Binary 1000101011000011110111100
3 Ternary 1021020001112210
4 Quaternary 1011120132330
5 Quinary 14124010340
6 Senary 1445500420
8 Octal 105303674
10 Decimal 18188220
12 Duodecimal 6111710
16 Hexadecimal 11587bc
20 Vigesimal 5ddab0
36 Base36 atu4c

Cryptographic Hash Functions

md5 3210a7f0fe6342ee1587aa598fada4cc
sha1 6f73fb4a2d54ba065ed6fbeab67c47acb7a77816
sha256 9dc16bc91d83fc834954e53fe31d527d623c9467bf17e094c873f9f0ba259867
sha512 be8418d4dc693700371ecab3f2794c6f6317785175a81283ab3b85d023a4b62c47777dc19716cf32e36902b76b799c9b0302ea08e31de18e491f7aedb8d7ae0d
ripemd-160 02fb6dad12a93af66292a86a28add6c328467cbb

18188220 as geometric shapes

Circle

Radius = n
Diameter 36376440
Circumference 114279956.66775
Area 1.0392744967318E+15

Sphere

Radius = n
Volume 2.5203404249262E+22
Surface area 4.157097986927E+15
Circumference 114279956.66775

Square

Length = n
Perimeter 72752880
Area 330811346768400
Diagonal 25722027.399426

Cube

Length = n
Surface area 1984868080610400
Volume 6.0168695535199E+21
Space diagonal 31502921.13924

Equilateral Triangle

Length = n
Perimeter 54564660
Area 1.4324551508079E+14
Altitude 15751460.56962

Triangular Pyramid

Length = n
Surface area 1.4324551508079E+14
Volume 7.0909487713481E+20
Height 8574009.1331419