395965981 (number)

395965981 is an odd 9-digits composite number following 395965980 and preceding 395965982. In scientific notation, it is written as 3.95965981 × 10^8. The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors. There are 395171964 positive integers (up to 395965981) that are relatively prime to 395965981.

Interesting facts

Basic properties

Name

Name three hundred ninety-five million nine hundred sixty-five thousand nine hundred eighty-one

Notation

Scientific notation 3.95965981 × 10^8
Engineering notation 3.95965981 × 10^6

Prime Factorization of 395965981

Prime Factorization 499 × 793519

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 395965981
Product of the distinct prime numbers

The prime factorization of 395965981 is 499 × 793519. Since it has a total of 2 prime factors.

Most popular turbo-numbers

9, 2, 84, 82, 105, 426, 1451, 9283, 18684, 25941, 755261, 799089, 3754067, 8387049, 29710736, 32243330, 799390350, 162843581, 3971689575, 7804374909

Basic calculations (n = 395965981)

Multiplication

n×y
n×2 791931962
n×3 1187897943
n×4 1583863924
n×5 1979829905

Division

n÷y
n÷2 197982990.5
n÷3 131988660.33333
n÷3 98991495.25
n÷5 79193196.2

Exponentiation

ny
n2 156789058109292361
n3 6.2083133204312E+25
n4 2.4582808742799E+34
n5 9.7339559795778E+42

Nth Root

y√n
2√n 19898.893964238
3√n 734.32101733508
4√n 141.06343950237
5√n 52.424171429664

Divisors of 395965981

1, 499, 793519, 395965981

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -395965980
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 395965981 can be divided by 4 positive divisors. The sum of these divisors (counting 395965981) is 1, the average is 0.25.

Base conversion 395965981

Base System Value
2 Binary 10111100110011111011000011101
3 Ternary 1000121002011012201
4 Quaternary 113212133120131
5 Quinary 1302331402411
6 Senary 103142531501
8 Octal 2746373035
10 Decimal 395965981
12 Duodecimal b0736b91
16 Hexadecimal 1799f61d
20 Vigesimal 63efej1
36 Base36 6jqxb1

Cryptographic Hash Functions

md5 691425c2882cf2a46900a0a20ad92a3a
sha1 4b435e1069aef7711775468d7767d1b1fc12808c
sha256 3e9d869788d6d18059c4d53bf5d747f8cf4d69f2320795dea64f5739a50632f4
sha512 b22cbf5fed95cd09999b853732a3fdf681cda5ad077da44bddabdef81708b2fdcd3f6eff492557cf68d6fce1365705efdf54e4a571a3c8882202f8732fcdc16d
ripemd-160 917cb3d744ae36d8aeae00322a1a9071f30da16f

395965981 as geometric shapes

Circle

Radius = n
Diameter 791931962
Circumference 2487927633.9622
Area 4.9256735311942E+17

Sphere

Radius = n
Volume 2.6005322024867E+26
Surface area 1.9702694124777E+18
Circumference 2487927633.9622

Square

Length = n
Perimeter 1583863924
Area 156789058109292361
Diagonal 559980460.56857

Cube

Length = n
Surface area 940734348655754166
Volume 6.2083133204312E+25
Space diagonal 685833197.16085

Equilateral Triangle

Length = n
Perimeter 1187897943
Area 6.7891653679041E+16
Altitude 342916598.58043

Triangular Pyramid

Length = n
Surface area 6.7891653679041E+16
Volume 7.3165674143461E+24
Height 186660153.52286