245640900 (number)

245640900 is an even 9-digits composite number following 245640899 and preceding 245640901. In scientific notation, it is written as 2.45640900 × 10^8. The sum of its digits is 30. It has a total of 8 prime factors and 144 positive divisors. There are 62208000 positive integers (up to 245640900) that are relatively prime to 245640900.

Interesting facts

Basic properties

Name

Name two hundred forty-five million six hundred forty thousand nine hundred

Notation

Scientific notation 2.45640900 × 10^8
Engineering notation 2.45640900 × 10^6

Prime Factorization of 245640900

Prime Factorization 2 × 2 × 3 × 5 × 5 × 61 × 31 × 433

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 24564090
Product of the distinct prime numbers

The prime factorization of 245640900 is 2 × 2 × 3 × 5 × 5 × 61 × 31 × 433. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 245640900)

Multiplication

n×y
n×2 491281800
n×3 736922700
n×4 982563600
n×5 1228204500

Division

n÷y
n÷2 122820450
n÷3 81880300
n÷3 61410225
n÷5 49128180

Exponentiation

ny
n2 60339451752810000
n3 1.4821837234067E+25
n4 3.6408494378297E+33
n5 8.9434153267298E+41

Nth Root

y√n
2√n 15672.935270714
3√n 626.27762118164
4√n 125.19159424943
5√n 47.649696192346

Divisors of 245640900

144 divisors

τ Total Divisors 144
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -245640899
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0069444444444444
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 144
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 245640900 can be divided by 144 positive divisors. The sum of these divisors (counting 245640900) is 1, the average is 0.0069444444444444.

Base conversion 245640900

Base System Value
2 Binary 1110101001000010111011000100
3 Ternary 122010012211222010
4 Quaternary 32221002323010
5 Quinary 1000341002100
6 Senary 40212534220
8 Octal 1651027304
10 Decimal 245640900
12 Duodecimal 6a321370
16 Hexadecimal ea42ec4
20 Vigesimal 3gf5250
36 Base36 428xqc

Cryptographic Hash Functions

md5 78c157f1570c5e2c9910514a1da86416
sha1 0938b61085aca5a84640099a8fc8ab02137a7adf
sha256 c804be42348abd5c74c7bba28d1940688720ce01e8ae3cbb63a7c3181404dc09
sha512 37793e4963b176b52cb5e571fd47e4f2a8b26b12a9f693597b86fb79a5e65030c62f4bac7681c9087e9015151e7fb484175258c36fa73c963c4a62ffd3075b06
ripemd-160 bf3965e6cba11d54b5af40cd6903f672b881e71e

245640900 as geometric shapes

Circle

Radius = n
Diameter 491281800
Circumference 1543407293.7224
Area 1.8956197834826E+17

Sphere

Radius = n
Volume 6.2085566622997E+25
Surface area 7.5824791339305E+17
Circumference 1543407293.7224

Square

Length = n
Perimeter 982563600
Area 60339451752810000
Diagonal 347388692.25353

Cube

Length = n
Surface area 362036710516860000
Volume 1.4821837234067E+25
Space diagonal 425462519.21695

Equilateral Triangle

Length = n
Perimeter 736922700
Area 2.6127749034179E+16
Altitude 212731259.60847

Triangular Pyramid

Length = n
Surface area 2.6127749034179E+16
Volume 1.746770269642E+24
Height 115796230.75118