20185500 (number)

20185500 is an even 8-digits composite number following 20185499 and preceding 20185501. In scientific notation, it is written as 2.0185500 × 10^7. The sum of its digits is 21. It has a total of 7 prime factors and 48 positive divisors. There are 5382400 positive integers (up to 20185500) that are relatively prime to 20185500.

Interesting facts

Basic properties

Name

Name twenty million one hundred eighty-five thousand five hundred

Notation

Scientific notation 2.0185500 × 10^7
Engineering notation 2.0185500 × 10^6

Prime Factorization of 20185500

Prime Factorization 2 × 2 × 3 × 5 × 5 × 5 × 13457

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 403710
Product of the distinct prime numbers

The prime factorization of 20185500 is 2 × 2 × 3 × 5 × 5 × 5 × 13457. Since it has a total of 7 prime factors.

Most popular turbo-numbers

2, 7, 48, 31, 497, 971, 4225, 1235, 50416, 15232, 61911, 972804, 9266398, 1283281, 84080088, 11067410, 344468456, 620920479, 7876106473, 8358179257

Basic calculations (n = 20185500)

Multiplication

n×y
n×2 40371000
n×3 60556500
n×4 80742000
n×5 100927500

Division

n÷y
n÷2 10092750
n÷3 6728500
n÷3 5046375
n÷5 4037100

Exponentiation

ny
n2 407454410250000
n3 8.2246709981014E+21
n4 1.6601909643218E+29
n5 3.3511784710317E+36

Nth Root

y√n
2√n 4492.8276174365
3√n 272.2783878433
4√n 67.028558222869
5√n 28.907324807939

Divisors of 20185500

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 1500, 13457, 26914, 40371, 53828, 67285, 80742, 134570, 161484, 201855, 269140, 336425, 403710, 672850, 807420, 1009275, 1345700, 1682125, 2018550, 3364250, 4037100, 5046375, 6728500, 10092750, 20185500

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20185499
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20185500 can be divided by 48 positive divisors. The sum of these divisors (counting 20185500) is 1, the average is 0.020833333333333.

Base conversion 20185500

Base System Value
2 Binary 1001101000000000110011100
3 Ternary 1101222112022010
4 Quaternary 1031000012130
5 Quinary 20131414000
6 Senary 2000351220
8 Octal 115000634
10 Decimal 20185500
12 Duodecimal 6915510
16 Hexadecimal 134019c
20 Vigesimal 6633f0
36 Base36 c0n8c

Cryptographic Hash Functions

md5 dde2a2d52d4934f5d994f0dae2f9a042
sha1 255707b6d690d116c07ccd8dd9b572457dab23d5
sha256 1640ae97bec6fa2d4b0d604b198c9d73d41344febb6af9dfc6ba2596442fbe19
sha512 2a20d2ce22bde0a06239ff68d08ea0db2156d37b018d4c5485289700a8777d8ba79e1c6d835cf281f03bf577b28f18761535eec38fad88b37328470738d5ae7e
ripemd-160 2520c73381ab3ad76cdcdcf114c3b607dd351940

20185500 as geometric shapes

Circle

Radius = n
Diameter 40371000
Circumference 126829237.01807
Area 1.2800557819142E+15

Sphere

Radius = n
Volume 3.4451421314438E+22
Surface area 5.1202231276566E+15
Circumference 126829237.01807

Square

Length = n
Perimeter 80742000
Area 407454410250000
Diagonal 28546607.863282

Cube

Length = n
Surface area 2444726461500000
Volume 8.2246709981014E+21
Space diagonal 34962311.576182

Equilateral Triangle

Length = n
Perimeter 60556500
Area 1.7643293508025E+14
Altitude 17481155.788091

Triangular Pyramid

Length = n
Surface area 1.7643293508025E+14
Volume 9.6928677263097E+20
Height 9515535.9544274