19998045 (number)

19998045 is an odd 8-digits composite number following 19998044 and preceding 19998046. In scientific notation, it is written as 1.9998045 × 10^7. The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors. There are 10665600 positive integers (up to 19998045) that are relatively prime to 19998045.

Interesting facts

Basic properties

Name

Name nineteen million nine hundred ninety-eight thousand forty-five

Notation

Scientific notation 1.9998045 × 10^7
Engineering notation 1.9998045 × 10^6

Prime Factorization of 19998045

Prime Factorization 3 × 5 × 3 × 444401

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 6666015
Product of the distinct prime numbers

The prime factorization of 19998045 is 3 × 5 × 3 × 444401. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 7, 23, 96, 966, 778, 3760, 5041, 45621, 41315, 837136, 499818, 4073848, 2198884, 37280000, 73636946, 831186457, 808440027, 684361742, 4152591671

Basic calculations (n = 19998045)

Multiplication

n×y
n×2 39996090
n×3 59994135
n×4 79992180
n×5 99990225

Division

n÷y
n÷2 9999022.5
n÷3 6666015
n÷3 4999511.25
n÷5 3999609

Exponentiation

ny
n2 399921803822025
n3 7.997654229314E+21
n4 1.5993744917226E+29
n5 3.1984363057321E+36

Nth Root

y√n
2√n 4471.9173740131
3√n 271.43291689389
4√n 66.872396203614
5√n 28.853434000424

Divisors of 19998045

1, 3, 5, 9, 15, 45, 444401, 1333203, 2222005, 3999609, 6666015, 19998045

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -19998044
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 19998045 can be divided by 12 positive divisors. The sum of these divisors (counting 19998045) is 1, the average is 0.083333333333333.

Base conversion 19998045

Base System Value
2 Binary 1001100010010010101011101
3 Ternary 1101122000011100
4 Quaternary 1030102111131
5 Quinary 20104414140
6 Senary 1552343313
8 Octal 114222535
10 Decimal 19998045
12 Duodecimal 6844b39
16 Hexadecimal 131255d
20 Vigesimal 64jf25
36 Base36 bwml9

Cryptographic Hash Functions

md5 79d368747bd31a431f9af111aaab69a6
sha1 f4c6166579977ce0168916d72d7f4f652c7ea05b
sha256 25f6a223daf6c22a4acfd2b45a85f9fe45c06d9770034d1478508532dbfcba3f
sha512 baf4d6d6e7387483912b20ff86c76554965a7a6eb786b34ee7ea73cb488aa2eea97b54e22bb80d3f13ee3bf7adf77228a148962e87706fa9379a0169d8a24c9d
ripemd-160 556dd97bd27cfbd6abca32f259892543f2525bed

19998045 as geometric shapes

Circle

Radius = n
Diameter 39996090
Circumference 125651422.51632
Area 1.2563914008977E+15

Sphere

Radius = n
Volume 3.3500495697019E+22
Surface area 5.0255656035906E+15
Circumference 125651422.51632

Square

Length = n
Perimeter 79992180
Area 399921803822025
Diagonal 28281506.459947

Cube

Length = n
Surface area 2399530822932150
Volume 7.997654229314E+21
Space diagonal 34637629.992049

Equilateral Triangle

Length = n
Perimeter 59994135
Area 1.7317122081859E+14
Altitude 17318814.996024

Triangular Pyramid

Length = n
Surface area 1.7317122081859E+14
Volume 9.4253258985554E+20
Height 9427168.8199825