20105988 (number)

20105988 is an even 8-digits composite number following 20105987 and preceding 20105989. In scientific notation, it is written as 2.0105988 × 10^7. The sum of its digits is 33. It has a total of 5 prime factors and 24 positive divisors. There are 5744544 positive integers (up to 20105988) that are relatively prime to 20105988.

Interesting facts

Basic properties

Name

Name twenty million one hundred five thousand nine hundred eighty-eight

Notation

Scientific notation 2.0105988 × 10^7
Engineering notation 2.0105988 × 10^6

Prime Factorization of 20105988

Prime Factorization 2 × 2 × 3 × 7 × 239357

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10052994
Product of the distinct prime numbers

The prime factorization of 20105988 is 2 × 2 × 3 × 7 × 239357. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 5, 55, 27, 276, 747, 4427, 3560, 56519, 1089, 598444, 432822, 8670154, 5504239, 96452391, 18147353, 944471790, 990507601, 91013213, 2898700222

Basic calculations (n = 20105988)

Multiplication

n×y
n×2 40211976
n×3 60317964
n×4 80423952
n×5 100529940

Division

n÷y
n÷2 10052994
n÷3 6701996
n÷3 5026497
n÷5 4021197.6

Exponentiation

ny
n2 404250753456144
n3 8.1278607979802E+21
n4 1.6341867166986E+29
n5 3.2856938515701E+36

Nth Root

y√n
2√n 4483.9701158683
3√n 271.92040996022
4√n 66.962453030548
5√n 28.884515273007

Divisors of 20105988

1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 239357, 478714, 718071, 957428, 1436142, 1675499, 2872284, 3350998, 5026497, 6701996, 10052994, 20105988

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 -20105987
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 20105988 can be divided by 24 positive divisors. The sum of these divisors (counting 20105988) is 1, the average is 0.041666666666667.

Base conversion 20105988

Base System Value
2 Binary 1001100101100101100000100
3 Ternary 1101211111020020
4 Quaternary 1030230230010
5 Quinary 20121342423
6 Senary 1554535140
8 Octal 114545404
10 Decimal 20105988
12 Duodecimal 68974b0
16 Hexadecimal 132cb04
20 Vigesimal 65d4j8
36 Base36 byxvo

Cryptographic Hash Functions

md5 87a233080e72fcd1edeeea124475a26d
sha1 7be43f76944298be1a4047fbc8307c67f36da110
sha256 57acd2d8b451a7d3db20fcaa79c2e760c9f36ac0a02941d672b77ca1d8a01285
sha512 f6736b9cd260c75e108e85fb63dff133988ce7f9f2db9d3939249842a44ebffd4b7ce9b43654c6b382bbb73066cc5508a66c54a517597d5f231fa12bcecde7b2
ripemd-160 f41c016eef002b3b45339e8c3985539682e7c76f

20105988 as geometric shapes

Circle

Radius = n
Diameter 40211976
Circumference 126329648.38793
Area 1.269991197266E+15

Sphere

Radius = n
Volume 3.4045903696447E+22
Surface area 5.0799647890638E+15
Circumference 126329648.38793

Square

Length = n
Perimeter 80423952
Area 404250753456144
Diagonal 28434160.914511

Cube

Length = n
Surface area 2425504520736864
Volume 8.1278607979802E+21
Space diagonal 34824592.75237

Equilateral Triangle

Length = n
Perimeter 60317964
Area 1.7504571099601E+14
Altitude 17412296.376185

Triangular Pyramid

Length = n
Surface area 1.7504571099601E+14
Volume 9.5787758113202E+20
Height 9478053.6381702