20261640 (number)

20261640 is an even 8-digits composite number following 20261639 and preceding 20261641. In scientific notation, it is written as 2.0261640 × 10^7. The sum of its digits is 21. It has a total of 7 prime factors and 64 positive divisors. There are 4631040 positive integers (up to 20261640) that are relatively prime to 20261640.

Interesting facts

Basic properties

Name

Name twenty million two hundred sixty-one thousand six hundred forty

Notation

Scientific notation 2.0261640 × 10^7
Engineering notation 2.0261640 × 10^6

Prime Factorization of 20261640

Prime Factorization 2 × 2 × 2 × 3 × 7 × 5 × 24121

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 5065410
Product of the distinct prime numbers

The prime factorization of 20261640 is 2 × 2 × 2 × 3 × 7 × 5 × 24121. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20261640)

Multiplication

n×y
n×2 40523280
n×3 60784920
n×4 81046560
n×5 101308200

Division

n÷y
n÷2 10130820
n÷3 6753880
n÷3 5065410
n÷5 4052328

Exponentiation

ny
n2 410534055489600
n3 8.3180932400703E+21
n4 1.6853821071674E+29
n5 3.4148605517867E+36

Nth Root

y√n
2√n 4501.2931475299
3√n 272.62030431323
4√n 67.091677185251
5√n 28.929099748562

Divisors of 20261640

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20261639
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20261640 can be divided by 64 positive divisors. The sum of these divisors (counting 20261640) is 1, the average is 0.015625.

Base conversion 20261640

Base System Value
2 Binary 1001101010010101100001000
3 Ternary 1102010101202010
4 Quaternary 1031102230020
5 Quinary 20141333030
6 Senary 2002135520
8 Octal 115225410
10 Decimal 20261640
12 Duodecimal 69515a0
16 Hexadecimal 1352b08
20 Vigesimal 66ce20
36 Base36 c29zc

Cryptographic Hash Functions

md5 6454b0f262fab343710ac80cf723ff47
sha1 e418bda8cc9c0f2a38fe53ca6926aa57d4264ea8
sha256 2b07db011b53090006bd95cb5c72ff07f714e5ae94ea0d943d5f0fa69082518b
sha512 4c6c5f79656991041f43136242f9b767d3cede0eb1876194463a88455931a70ec9ac576060f463faa0267cf175e9985cf5c4bac3d38a0b0b5b653927143a5065
ripemd-160 ea44789b120b35fde245861b1472fda3bc48796b

20261640 as geometric shapes

Circle

Radius = n
Diameter 40523280
Circumference 127307638.74736
Area 1.2897307727746E+15

Sphere

Radius = n
Volume 3.4842747486506E+22
Surface area 5.1589230910982E+15
Circumference 127307638.74736

Square

Length = n
Perimeter 81046560
Area 410534055489600
Diagonal 28654286.083921

Cube

Length = n
Surface area 2463204332937600
Volume 8.3180932400703E+21
Space diagonal 35094189.92467

Equilateral Triangle

Length = n
Perimeter 60784920
Area 1.7776646058632E+14
Altitude 17547094.962335

Triangular Pyramid

Length = n
Surface area 1.7776646058632E+14
Volume 9.8029668943262E+20
Height 9551428.6946404