20455897 (number)

20455897 is an odd 8-digits composite number following 20455896 and preceding 20455898. In scientific notation, it is written as 2.0455897 × 10^7. The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors. There are 15939000 positive integers (up to 20455897) that are relatively prime to 20455897.

Interesting facts

Basic properties

Name

Name twenty million four hundred fifty-five thousand eight hundred ninety-seven

Notation

Scientific notation 2.0455897 × 10^7
Engineering notation 2.0455897 × 10^6

Prime Factorization of 20455897

Prime Factorization 7 × 11 × 11 × 24151

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 1859627
Product of the distinct prime numbers

The prime factorization of 20455897 is 7 × 11 × 11 × 24151. Since it has a total of 4 prime factors.

Most popular turbo-numbers

2, 5, 13, 55, 442, 574, 2229, 3820, 69780, 68912, 181170, 124862, 2823562, 3796056, 6723838, 73571508, 720911899, 747592841, 2049801621, 2322720623

Basic calculations (n = 20455897)

Multiplication

n×y
n×2 40911794
n×3 61367691
n×4 81823588
n×5 102279485

Division

n÷y
n÷2 10227948.5
n÷3 6818632.3333333
n÷3 5113974.25
n÷5 4091179.4

Exponentiation

ny
n2 418443722074609
n3 8.5596416790548E+21
n4 1.7509514854365E+29
n5 3.5817283238087E+36

Nth Root

y√n
2√n 4522.8195851703
3√n 273.48877717207
4√n 67.251911386743
5√n 28.98435936197

Divisors of 20455897

1, 7, 11, 77, 121, 847, 24151, 169057, 265661, 1859627, 2922271, 20455897

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 -20455896
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 20455897 can be divided by 12 positive divisors. The sum of these divisors (counting 20455897) is 1, the average is 0.083333333333333.

Base conversion 20455897

Base System Value
2 Binary 1001110000010000111011001
3 Ternary 1102111021012211
4 Quaternary 1032002013121
5 Quinary 20214042042
6 Senary 2010235121
8 Octal 116020731
10 Decimal 20455897
12 Duodecimal 6a25aa1
16 Hexadecimal 13821d9
20 Vigesimal 67gjeh
36 Base36 c6fvd

Cryptographic Hash Functions

md5 2dc9ec0473d1a7657b90b915980a8e02
sha1 51426434d1f0083ad5ae6004be5a3bf5d8d0c8f5
sha256 5719fee965a47c16907ef9a9e5aa9d605b08a4c2e587ebc3777584035b99d8d6
sha512 a37a9ecaca998f3c6d96eef9d19fbeec3a0db872013122fb0416bbdb8dce685e0b7629a6bbe3949296b76f1c4a84a98cfeb0a1c37ce90dd0f3d9308bbfe8ca6e
ripemd-160 7b6fad57b11a1cf5175d249c4a734b301ab3d3e4

20455897 as geometric shapes

Circle

Radius = n
Diameter 40911794
Circumference 128528191.47558
Area 1.3145797232104E+15

Sphere

Radius = n
Volume 3.5854543221706E+22
Surface area 5.2583188928414E+15
Circumference 128528191.47558

Square

Length = n
Perimeter 81823588
Area 418443722074609
Diagonal 28929006.967907

Cube

Length = n
Surface area 2510662332447654
Volume 8.5596416790548E+21
Space diagonal 35430652.918396

Equilateral Triangle

Length = n
Perimeter 61367691
Area 1.8119144668536E+14
Altitude 17715326.459198

Triangular Pyramid

Length = n
Surface area 1.8119144668536E+14
Volume 1.0087634459644E+21
Height 9643002.3226357