18542238 (number)

18542238 is an even 8-digits composite number following 18542237 and preceding 18542239. In scientific notation, it is written as 1.8542238 × 10^7. The sum of its digits is 33. It has a total of 5 prime factors and 32 positive divisors. There are 5186400 positive integers (up to 18542238) that are relatively prime to 18542238.

Interesting facts

Basic properties

Name

Name eighteen million five hundred forty-two thousand two hundred thirty-eight

Notation

Scientific notation 1.8542238 × 10^7
Engineering notation 1.8542238 × 10^6

Prime Factorization of 18542238

Prime Factorization 2 × 3 × 13 × 11 × 21611

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 18542238
Product of the distinct prime numbers

The prime factorization of 18542238 is 2 × 3 × 13 × 11 × 21611. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 2, 38, 24, 908, 570, 7222, 4658, 61619, 7160, 736100, 971086, 7533866, 6326044, 62326496, 7509213, 612444917, 941439882, 8447006155, 5569408166

Basic calculations (n = 18542238)

Multiplication

n×y
n×2 37084476
n×3 55626714
n×4 74168952
n×5 92711190

Division

n÷y
n÷2 9271119
n÷3 6180746
n÷3 4635559.5
n÷5 3708447.6

Exponentiation

ny
n2 343814590048644
n3 6.3750919565544E+21
n4 1.1820847233032E+29
n5 2.1918496275652E+36

Nth Root

y√n
2√n 4306.0699018943
3√n 264.67975079149
4√n 65.620651489408
5√n 28.420546859754

Divisors of 18542238

1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 21611, 43222, 64833, 129666, 237721, 280943, 475442, 561886, 713163, 842829, 1426326, 1685658, 3090373, 6180746, 9271119, 18542238

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18542237
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18542238 can be divided by 32 positive divisors. The sum of these divisors (counting 18542238) is 1, the average is 0.03125.

Base conversion 18542238

Base System Value
2 Binary 1000110101110111010011110
3 Ternary 1021220001011120
4 Quaternary 1012232322132
5 Quinary 14221322423
6 Senary 1501231410
8 Octal 106567236
10 Decimal 18542238
12 Duodecimal 6262566
16 Hexadecimal 11aee9e
20 Vigesimal 5fhfbi
36 Base36 b1fa6

Cryptographic Hash Functions

md5 2cc1eab0c89a59dcbc264f2afa53e985
sha1 815294beb5f75461d4564c9288bd9a60e3a59e4c
sha256 bbe8b3971af165310a2421fb20c3cc459df8fdf45d9cb28aab594316bdfe4c91
sha512 06b2f085ad5683cd887a613e08fa11d479bb43d90a3e99019e5e937ee1537ea3ad99599be68f238a58971a6855719118a8c54b343b5c2a6def77c9dddb801ed1
ripemd-160 b63d43ca33bc51ee92004c27958e044bad060d1a

18542238 as geometric shapes

Circle

Radius = n
Diameter 37084476
Circumference 116504317.36383
Area 1.0801253902938E+15

Sphere

Radius = n
Volume 2.6703922742228E+22
Surface area 4.3205015611752E+15
Circumference 116504317.36383

Square

Length = n
Perimeter 74168952
Area 343814590048644
Diagonal 26222684.45635

Cube

Length = n
Surface area 2062887540291864
Volume 6.3750919565544E+21
Space diagonal 32116098.302034

Equilateral Triangle

Length = n
Perimeter 55626714
Area 1.4887608458693E+14
Altitude 16058049.151017

Triangular Pyramid

Length = n
Surface area 1.4887608458693E+14
Volume 7.5131179219457E+20
Height 8740894.8187833