13887918 (number)

13887918 is an even 8-digits composite number following 13887917 and preceding 13887919. In scientific notation, it is written as 1.3887918 × 10^7. The sum of its digits is 45. It has a total of 5 prime factors and 24 positive divisors. There are 4208400 positive integers (up to 13887918) that are relatively prime to 13887918.

Interesting facts

Basic properties

Name

Name thirteen million eight hundred eighty-seven thousand nine hundred eighteen

Notation

Scientific notation 1.3887918 × 10^7
Engineering notation 1.3887918 × 10^6

Prime Factorization of 13887918

Prime Factorization 2 × 3 × 3 × 11 × 70141

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 4629306
Product of the distinct prime numbers

The prime factorization of 13887918 is 2 × 3 × 3 × 11 × 70141. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 10, 11, 2, 440, 434, 7671, 8255, 12860, 69917, 664216, 374883, 1426025, 4202868, 46574128, 25905671, 97244507, 991469506, 9855997416, 5354134326

Basic calculations (n = 13887918)

Multiplication

n×y
n×2 27775836
n×3 41663754
n×4 55551672
n×5 69439590

Division

n÷y
n÷2 6943959
n÷3 4629306
n÷3 3471979.5
n÷5 2777583.6

Exponentiation

ny
n2 192874266374724
n3 2.6786219957223E+21
n4 3.7200482629588E+28
n5 5.1663725232014E+35

Nth Root

y√n
2√n 3726.6497018099
3√n 240.36932719772
4√n 61.046291466476
5√n 26.824240159927

Divisors of 13887918

1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 70141, 140282, 210423, 420846, 631269, 771551, 1262538, 1543102, 2314653, 4629306, 6943959, 13887918

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 -13887917
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 13887918 can be divided by 24 positive divisors. The sum of these divisors (counting 13887918) is 1, the average is 0.041666666666667.

Base conversion 13887918

Base System Value
2 Binary 110100111110100110101110
3 Ternary 222010120122100
4 Quaternary 310332212232
5 Quinary 12023403133
6 Senary 1213355530
8 Octal 64764656
10 Decimal 13887918
12 Duodecimal 4798ba6
16 Hexadecimal d3e9ae
20 Vigesimal 46fjfi
36 Base36 89nzi

Cryptographic Hash Functions

md5 8dc5fad4cce1ebe79f0b76ae86091f0a
sha1 effdf4c1508ae97ff9d4c570a4949e07894bf7be
sha256 edb17df298b90ac10646c74e60dee298891ebbb65653eb9359c37a19b4660f7a
sha512 298616bd821b7dca6f3c6bae80fdd6d076c84202d494ccd4a6b15d2c0d674ec83790894e6f768ab525b2dc771ba8028bda51c3f124c8982eb2813f2933e30d64
ripemd-160 c218986bcca62c65423bf9ebe2439f5075ecafd6

13887918 as geometric shapes

Circle

Radius = n
Diameter 27775836
Circumference 87260362.324915
Area 6.0593237830935E+14

Sphere

Radius = n
Volume 1.1220185578007E+22
Surface area 2.4237295132374E+15
Circumference 87260362.324915

Square

Length = n
Perimeter 55551672
Area 192874266374724
Diagonal 19640481.988725

Cube

Length = n
Surface area 1157245598248344
Volume 2.6786219957223E+21
Space diagonal 24054579.58735

Equilateral Triangle

Length = n
Perimeter 41663754
Area 83517007208399
Altitude 12027289.793675

Triangular Pyramid

Length = n
Surface area 83517007208399
Volume 3.1567862956845E+20
Height 6546827.3295751