208889745 (number)

208889745 is an odd 9-digits composite number following 208889744 and preceding 208889746. In scientific notation, it is written as 2.08889745 × 10^8. The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors. There are 111265920 positive integers (up to 208889745) that are relatively prime to 208889745.

Interesting facts

Basic properties

Name

Name two hundred eight million eight hundred eighty-nine thousand seven hundred forty-five

Notation

Scientific notation 2.08889745 × 10^8
Engineering notation 2.08889745 × 10^6

Prime Factorization of 208889745

Prime Factorization 5 × 3 × 823 × 16921

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 208889745
Product of the distinct prime numbers

The prime factorization of 208889745 is 5 × 3 × 823 × 16921. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 8, 23, 69, 693, 217, 4738, 4645, 34536, 35544, 783608, 46001, 7916050, 2437195, 41064987, 95319760, 839675929, 402264158, 6973669942, 684730022

Basic calculations (n = 208889745)

Multiplication

n×y
n×2 417779490
n×3 626669235
n×4 835558980
n×5 1044448725

Division

n÷y
n÷2 104444872.5
n÷3 69629915
n÷3 52222436.25
n÷5 41777949

Exponentiation

ny
n2 43634925566165025
n3 9.1148884746102E+24
n4 1.9040067291648E+33
n5 3.9772748013351E+41

Nth Root

y√n
2√n 14453.018542851
3√n 593.34284078384
4√n 120.22070762914
5√n 46.129996743215

Divisors of 208889745

1, 3, 5, 15, 823, 2469, 4115, 12345, 16921, 50763, 84605, 253815, 13925983, 41777949, 69629915, 208889745

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -208889744
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 208889745 can be divided by 16 positive divisors. The sum of these divisors (counting 208889745) is 1, the average is 0.0625.

Base conversion 208889745

Base System Value
2 Binary 1100011100110110011110010001
3 Ternary 112120001200212020
4 Quaternary 30130312132101
5 Quinary 411433432440
6 Senary 32421122053
8 Octal 1434663621
10 Decimal 208889745
12 Duodecimal 59b59329
16 Hexadecimal c736791
20 Vigesimal 355b475
36 Base36 3gd8cx

Cryptographic Hash Functions

md5 b082e9f26cfb7c7d1519ef7e911d22f9
sha1 be788c91d9e8a64ee672a7156793ec0edbc646c2
sha256 103510c7e9f4de35dced6a241eb0810d1068f4370944e7d572b6e181e5741978
sha512 d8127f97451d891e6f9974ca0270b5f8f8feb670d30b46eeec6617aee87354a9560181cf330e951390b2caf8bd55b097efbe9bcc27c4cc157046c4d15f405512
ripemd-160 edc3bb81cd47bdcdb58fe4dd1da5b10e83d01432

208889745 as geometric shapes

Circle

Radius = n
Diameter 417779490
Circumference 1312492976.6045
Area 1.370831615986E+17

Sphere

Radius = n
Volume 3.8180355560168E+25
Surface area 5.4833264639441E+17
Circumference 1312492976.6045

Square

Length = n
Perimeter 835558980
Area 43634925566165025
Diagonal 295414710.41966

Cube

Length = n
Surface area 261809553396990150
Volume 9.1148884746102E+24
Space diagonal 361807651.52011

Equilateral Triangle

Length = n
Perimeter 626669235
Area 1.8894477016271E+16
Altitude 180903825.76005

Triangular Pyramid

Length = n
Surface area 1.8894477016271E+16
Volume 1.0741999083593E+24
Height 98471570.139886