20145164 (number)

20145164 is an even 8-digits composite number following 20145163 and preceding 20145165. In scientific notation, it is written as 2.0145164 × 10^7. The sum of its digits is 23. It has a total of 5 prime factors and 24 positive divisors. There are 8997120 positive integers (up to 20145164) that are relatively prime to 20145164.

Interesting facts

Basic properties

Name

Name twenty million one hundred forty-five thousand one hundred sixty-four

Notation

Scientific notation 2.0145164 × 10^7
Engineering notation 2.0145164 × 10^6

Prime Factorization of 20145164

Prime Factorization 2 × 2 × 13 × 31 × 12497

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10072582
Product of the distinct prime numbers

The prime factorization of 20145164 is 2 × 2 × 13 × 31 × 12497. Since it has a total of 5 prime factors.

Most popular turbo-numbers

7, 1, 55, 26, 678, 63, 4319, 3207, 8479, 89032, 302249, 176137, 2505844, 4871456, 53564130, 36045436, 847710476, 418395655, 7028379793, 1073911250

Basic calculations (n = 20145164)

Multiplication

n×y
n×2 40290328
n×3 60435492
n×4 80580656
n×5 100725820

Division

n÷y
n÷2 10072582
n÷3 6715054.6666667
n÷3 5036291
n÷5 4029032.8

Exponentiation

ny
n2 405827632586896
n3 8.1754642141948E+21
n4 1.6469606737108E+29
n5 3.3178292873455E+36

Nth Root

y√n
2√n 4488.3364401524
3√n 272.09690535036
4√n 66.995047877828
5√n 28.895762657203

Divisors of 20145164

1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 12497, 24994, 49988, 162461, 324922, 387407, 649844, 774814, 1549628, 5036291, 10072582, 20145164

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 -20145163
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 20145164 can be divided by 24 positive divisors. The sum of these divisors (counting 20145164) is 1, the average is 0.041666666666667.

Base conversion 20145164

Base System Value
2 Binary 1001100110110010000001100
3 Ternary 1101220110222012
4 Quaternary 1030312100030
5 Quinary 20124121124
6 Senary 1555440352
8 Octal 114662014
10 Decimal 20145164
12 Duodecimal 68b60b8
16 Hexadecimal 133640c
20 Vigesimal 65i2i4
36 Base36 bzs3w

Cryptographic Hash Functions

md5 312d58fa8b52ea127b0507ace59cd6a5
sha1 ccd9af8eb0dedc12a16b70652a36cc04140f532f
sha256 5c8d69f6f92e0d298dba2c7f4411c68966f56d5b0c560a04344a3e06e91cc866
sha512 7c52681862f0b3e9b5d3ed61b837840d03d048e2d4031fc38e2b566b772e3313512a1be5ee045f775c64cce61fdf60e75d0c04b76e29f3365d248997373563b0
ripemd-160 3836c101f3fed812bc5d5f442125b731c3d796d0

20145164 as geometric shapes

Circle

Radius = n
Diameter 40290328
Circumference 126575798.45552
Area 1.2749451091587E+15

Sphere

Radius = n
Volume 3.4245304420001E+22
Surface area 5.0997804366349E+15
Circumference 126575798.45552

Square

Length = n
Perimeter 80580656
Area 405827632586896
Diagonal 28489564.14503

Cube

Length = n
Surface area 2434965795521376
Volume 8.1754642141948E+21
Space diagonal 34892447.574807

Equilateral Triangle

Length = n
Perimeter 60435492
Area 1.7572851968897E+14
Altitude 17446223.787404

Triangular Pyramid

Length = n
Surface area 1.7572851968897E+14
Volume 9.6348769753418E+20
Height 9496521.3816767