245835981 (number)

245835981 is an odd 9-digits composite number following 245835980 and preceding 245835982. In scientific notation, it is written as 2.45835981 × 10^8. The sum of its digits is 45. It has a total of 3 prime factors and 6 positive divisors. There are 163890648 positive integers (up to 245835981) that are relatively prime to 245835981.

Interesting facts

Basic properties

Name

Name two hundred forty-five million eight hundred thirty-five thousand nine hundred eighty-one

Notation

Scientific notation 2.45835981 × 10^8
Engineering notation 2.45835981 × 10^6

Prime Factorization of 245835981

Prime Factorization 3 × 3 × 27315109

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 81945327
Product of the distinct prime numbers

The prime factorization of 245835981 is 3 × 3 × 27315109. Since it has a total of 3 prime factors.

Most popular turbo-numbers

6, 2, 44, 15, 522, 864, 8945, 8397, 29554, 47899, 708856, 973484, 6714599, 5178627, 87639760, 2571076, 453525326, 649278300, 5684021686, 8693597836

Basic calculations (n = 245835981)

Multiplication

n×y
n×2 491671962
n×3 737507943
n×4 983343924
n×5 1229179905

Division

n÷y
n÷2 122917990.5
n÷3 81945327
n÷3 61458995.25
n÷5 49167196.2

Exponentiation

ny
n2 60435329554232361
n3 1.4857178528023E+25
n4 3.6524290583287E+33
n5 8.9789848058714E+41

Nth Root

y√n
2√n 15679.157534766
3√n 626.44336792317
4√n 125.21644274921
5√n 47.657262195308

Divisors of 245835981

1, 3, 9, 27315109, 81945327, 245835981

6 divisors

τ Total Divisors 6
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -245835980
Sum of the proper positive divisors of n
A Arithmetic Mean 0.16666666666667
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 6
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 245835981 can be divided by 6 positive divisors. The sum of these divisors (counting 245835981) is 1, the average is 0.16666666666667.

Base conversion 245835981

Base System Value
2 Binary 1110101001110010100011001101
3 Ternary 122010120202120100
4 Quaternary 32221302203031
5 Quinary 1000413222411
6 Senary 40221041313
8 Octal 1651624315
10 Decimal 245835981
12 Duodecimal 6a3b6239
16 Hexadecimal ea728cd
20 Vigesimal 3gg99j1
36 Base36 42d499

Cryptographic Hash Functions

md5 7c612c8b53dc727f6fb451ebcab782a1
sha1 249e7d89db4f13d29fa0b96cfe71ccdf5bfb750c
sha256 606fbf4b93be957a06946c588dd989c0874499b9a77cf59583558449442a4d5b
sha512 303262a4d09bcdf82589bda05a1bf1b1c69d7d9ec04c497ea790f7efa76b1f267575a76ea2e72bdc5781093fd0d6302598be39b061e01b3f59a1c8ffaf11376c
ripemd-160 51241ad307fe6dc13f9bd16179b90fb58c65c3c7

245835981 as geometric shapes

Circle

Radius = n
Diameter 491671962
Circumference 1544633023.7953
Area 1.8986318734485E+17

Sphere

Radius = n
Volume 6.2233603888945E+25
Surface area 7.5945274937942E+17
Circumference 1544633023.7953

Square

Length = n
Perimeter 983343924
Area 60435329554232361
Diagonal 347664578.44949

Cube

Length = n
Surface area 362611977325394166
Volume 1.4857178528023E+25
Space diagonal 425800409.42054

Equilateral Triangle

Length = n
Perimeter 737507943
Area 2.6169265340025E+16
Altitude 212900204.71027

Triangular Pyramid

Length = n
Surface area 2.6169265340025E+16
Volume 1.7509352810774E+24
Height 115888192.8165