18672642 (number)

18672642 is an even 8-digits composite number following 18672641 and preceding 18672643. In scientific notation, it is written as 1.8672642 × 10^7. The sum of its digits is 36. It has a total of 5 prime factors and 32 positive divisors. There are 5683392 positive integers (up to 18672642) that are relatively prime to 18672642.

Interesting facts

Basic properties

Name

Name eighteen million six hundred seventy-two thousand six hundred forty-two

Notation

Scientific notation 1.8672642 × 10^7
Engineering notation 1.8672642 × 10^6

Prime Factorization of 18672642

Prime Factorization 2 × 9 × 529 × 53 × 37

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 18672642
Product of the distinct prime numbers

The prime factorization of 18672642 is 2 × 9 × 529 × 53 × 37. Since it has a total of 5 prime factors.

Most popular turbo-numbers

1, 5, 98, 7, 484, 949, 6897, 4239, 32145, 74404, 128016, 131663, 4947145, 9551278, 50808081, 40453377, 924965228, 54709956, 1531992243, 9092188503

Basic calculations (n = 18672642)

Multiplication

n×y
n×2 37345284
n×3 56017926
n×4 74690568
n×5 93363210

Division

n÷y
n÷2 9336321
n÷3 6224214
n÷3 4668160.5
n÷5 3734528.4

Exponentiation

ny
n2 348667559260164
n3 6.5105445110788E+21
n4 1.2156906688044E+29
n5 2.2700156641325E+36

Nth Root

y√n
2√n 4321.1852540709
3√n 265.29878249862
4√n 65.73572281546
5√n 28.460410126595

Divisors of 18672642

1, 2, 9, 18, 37, 53, 74, 106, 333, 477, 529, 666, 954, 1058, 1961, 3922, 4761, 9522, 17649, 19573, 28037, 35298, 39146, 56074, 176157, 252333, 352314, 504666, 1037369, 2074738, 9336321, 18672642

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 -18672641
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 18672642 can be divided by 32 positive divisors. The sum of these divisors (counting 18672642) is 1, the average is 0.03125.

Base conversion 18672642

Base System Value
2 Binary 1000111001110110000000010
3 Ternary 1022010200001100
4 Quaternary 1013032300002
5 Quinary 14240011032
6 Senary 1504115230
8 Octal 107166002
10 Decimal 18672642
12 Duodecimal 6305b16
16 Hexadecimal 11cec02
20 Vigesimal 5ge1c2
36 Base36 b47wi

Cryptographic Hash Functions

md5 41ddb8b5c9eb3dfc8f3c647b7dead08c
sha1 7e6facbcc1f6c6a817b0953c2c92af1250ea1dfa
sha256 33c499c82d691ff142fa3ed514f013a6f467f0db58def9252a152573dda76fb9
sha512 a439b3e2b21ad14ec5df06483754df366def855549ba7bae070f7662ed4aef073a6bbf2e3ead8ceca787e0c17851034d2a2717654cf2381d2cd938780e104a44
ripemd-160 484a8c8748d71ff7841bae1ae45d61de16ccd0da

18672642 as geometric shapes

Circle

Radius = n
Diameter 37345284
Circumference 117323669.86062
Area 1.0953714427168E+15

Sphere

Radius = n
Volume 2.7271305075833E+22
Surface area 4.3814857708673E+15
Circumference 117323669.86062

Square

Length = n
Perimeter 74690568
Area 348667559260164
Diagonal 26407103.561737

Cube

Length = n
Surface area 2092005355560984
Volume 6.5105445110788E+21
Space diagonal 32341964.655545

Equilateral Triangle

Length = n
Perimeter 56017926
Area 1.5097748189741E+14
Altitude 16170982.327772

Triangular Pyramid

Length = n
Surface area 1.5097748189741E+14
Volume 7.6727502883345E+20
Height 8802367.8539125