18885380 (number)

18885380 is an even 8-digits composite number following 18885379 and preceding 18885381. In scientific notation, it is written as 1.8885380 × 10^7. The sum of its digits is 41. It has a total of 5 prime factors and 24 positive divisors. There are 7293440 positive integers (up to 18885380) that are relatively prime to 18885380.

Interesting facts

Basic properties

Name

Name eighteen million eight hundred eighty-five thousand three hundred eighty

Notation

Scientific notation 1.8885380 × 10^7
Engineering notation 1.8885380 × 10^6

Prime Factorization of 18885380

Prime Factorization 2 × 2 × 5 × 29 × 32561

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 9442690
Product of the distinct prime numbers

The prime factorization of 18885380 is 2 × 2 × 5 × 29 × 32561. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 8, 90, 62, 768, 555, 4325, 762, 11510, 21763, 907733, 669448, 3222403, 3994616, 73974390, 52676640, 215533162, 48565525, 137553779, 5919003685

Basic calculations (n = 18885380)

Multiplication

n×y
n×2 37770760
n×3 56656140
n×4 75541520
n×5 94426900

Division

n÷y
n÷2 9442690
n÷3 6295126.6666667
n÷3 4721345
n÷5 3777076

Exponentiation

ny
n2 356657577744400
n3 6.7356138855825E+21
n4 1.272046277625E+29
n5 2.4023077330534E+36

Nth Root

y√n
2√n 4345.7312388136
3√n 266.30249943752
4√n 65.92216045317
5√n 28.524966665564

Divisors of 18885380

1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 32561, 65122, 130244, 162805, 325610, 651220, 944269, 1888538, 3777076, 4721345, 9442690, 18885380

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 -18885379
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 18885380 can be divided by 24 positive divisors. The sum of these divisors (counting 18885380) is 1, the average is 0.041666666666667.

Base conversion 18885380

Base System Value
2 Binary 1001000000010101100000100
3 Ternary 1022112110212112
4 Quaternary 1020002230010
5 Quinary 14313313010
6 Senary 1512440152
8 Octal 110025404
10 Decimal 18885380
12 Duodecimal 63a9058
16 Hexadecimal 1202b04
20 Vigesimal 5i0d90
36 Base36 b8s1w

Cryptographic Hash Functions

md5 b99b3120d0e328fc588d8c54297abfa4
sha1 223c5b20fe990dc0ae294b9c708115a5dabb04f9
sha256 a2df642f10327811fab67386d973b3f3ded2805d6ad9096db1f6400fbb962439
sha512 1ddb281d25716de37c01a021f663d78692049a37a60f8621445e5309fd621085ce1ebbd560bffd5014023d2c7e4c71b548dc2c06739fdb941d68203c67ae8b30
ripemd-160 0dcfb06328983d138eb6885920afc961afa4e922

18885380 as geometric shapes

Circle

Radius = n
Diameter 37770760
Circumference 118660342.1365
Area 1.1204728260889E+15

Sphere

Radius = n
Volume 2.8214073467151E+22
Surface area 4.4818913043558E+15
Circumference 118660342.1365

Square

Length = n
Perimeter 75541520
Area 356657577744400
Diagonal 26707960.52657

Cube

Length = n
Surface area 2139945466466400
Volume 6.7356138855825E+21
Space diagonal 32710437.680245

Equilateral Triangle

Length = n
Perimeter 56656140
Area 1.5443726138944E+14
Altitude 16355218.840123

Triangular Pyramid

Length = n
Surface area 1.5443726138944E+14
Volume 7.9379970899161E+20
Height 8902653.5088565