20001405 (number)

20001405 is an odd 8-digits composite number following 20001404 and preceding 20001406. In scientific notation, it is written as 2.0001405 × 10^7. The sum of its digits is 12. It has a total of 5 prime factors and 32 positive divisors. There are 10333440 positive integers (up to 20001405) that are relatively prime to 20001405.

Interesting facts

Basic properties

Name

Name twenty million one thousand four hundred five

Notation

Scientific notation 2.0001405 × 10^7
Engineering notation 2.0001405 × 10^6

Prime Factorization of 20001405

Prime Factorization 3 × 5 × 53 × 181 × 139

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 20001405
Product of the distinct prime numbers

The prime factorization of 20001405 is 3 × 5 × 53 × 181 × 139. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 10, 99, 63, 279, 803, 408, 1690, 90845, 40538, 89098, 831396, 5087298, 9871219, 59346795, 29983788, 101091766, 623267075, 3841172817, 4695672491

Basic calculations (n = 20001405)

Multiplication

n×y
n×2 40002810
n×3 60004215
n×4 80005620
n×5 100007025

Division

n÷y
n÷2 10000702.5
n÷3 6667135
n÷3 5000351.25
n÷5 4000281

Exponentiation

ny
n2 400056201974025
n3 8.0016861184443E+21
n4 1.6004496473788E+29
n5 3.2011241579331E+36

Nth Root

y√n
2√n 4472.2930360163
3√n 271.44811777191
4√n 66.875204941864
5√n 28.854403505427

Divisors of 20001405

1, 3, 5, 15, 53, 139, 159, 181, 265, 417, 543, 695, 795, 905, 2085, 2715, 7367, 9593, 22101, 25159, 28779, 36835, 47965, 75477, 110505, 125795, 143895, 377385, 1333427, 4000281, 6667135, 20001405

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20001404
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20001405 can be divided by 32 positive divisors. The sum of these divisors (counting 20001405) is 1, the average is 0.03125.

Base conversion 20001405

Base System Value
2 Binary 1001100010011001001111101
3 Ternary 1101122011202210
4 Quaternary 1030103021331
5 Quinary 20110021110
6 Senary 1552411033
8 Octal 114231175
10 Decimal 20001405
12 Duodecimal 6846a79
16 Hexadecimal 131327d
20 Vigesimal 6503a5
36 Base36 bwp6l

Cryptographic Hash Functions

md5 a89353cea2001467f1d97b2f541950c5
sha1 214fb1584594d6f4724a04e639dcce4fd62b3cc9
sha256 bf647dff539d24aab14f6fc11fd6adc89e56b0a0f0a667d53b0893a797ba4be4
sha512 c578a51207bedc916059b4c12ba1c1a816b4c2de85b852ce699bc72e83d1ad0bcce7fa24c6ec9107cc6bea967ab79c6fa43812921089872e6a72c5e49100b8dc
ripemd-160 46c02d3b0ef4a8501cdb71e2e7cf9f79c31fceed

20001405 as geometric shapes

Circle

Radius = n
Diameter 40002810
Circumference 125672534.01895
Area 1.2568136251446E+15

Sphere

Radius = n
Volume 3.3517384434715E+22
Surface area 5.0272545005785E+15
Circumference 125672534.01895

Square

Length = n
Perimeter 80005620
Area 400056201974025
Diagonal 28286258.217517

Cube

Length = n
Surface area 2400337211844150
Volume 8.0016861184443E+21
Space diagonal 34643449.682762

Equilateral Triangle

Length = n
Perimeter 60004215
Area 1.7322941692551E+14
Altitude 17321724.841381

Triangular Pyramid

Length = n
Surface area 1.7322941692551E+14
Volume 9.4300775254637E+20
Height 9428752.7391723