399085909 (number)

399085909 is an odd 9-digits composite number following 399085908 and preceding 399085910. In scientific notation, it is written as 3.99085909 × 10^8. The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors. There are 385916400 positive integers (up to 399085909) that are relatively prime to 399085909.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 3.99085909 × 10^8
Engineering notation 3.99085909 × 10^6

Prime Factorization of 399085909

Prime Factorization 31 × 1549 × 8311

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 399085909
Product of the distinct prime numbers

The prime factorization of 399085909 is 31 × 1549 × 8311. Since it has a total of 3 prime factors.

Most popular turbo-numbers

4, 10, 34, 46, 600, 462, 3179, 6387, 89870, 47964, 741839, 709684, 9681294, 7487171, 82761058, 58534961, 589105489, 504782667, 1102458521, 4822959791

Basic calculations (n = 399085909)

Multiplication

n×y
n×2 798171818
n×3 1197257727
n×4 1596343636
n×5 1995429545

Division

n÷y
n÷2 199542954.5
n÷3 133028636.33333
n÷3 99771477.25
n÷5 79817181.8

Exponentiation

ny
n2 159269562762356281
n3 6.3562238231048E+25
n4 2.5366793622512E+34
n5 1.0123529891256E+43

Nth Root

y√n
2√n 19977.134654399
3√n 736.24461497863
4√n 141.34049191367
5√n 52.506525257386

Divisors of 399085909

1, 31, 1549, 8311, 48019, 257641, 12873739, 399085909

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -399085908
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 399085909 can be divided by 8 positive divisors. The sum of these divisors (counting 399085909) is 1, the average is 0.125.

Base conversion 399085909

Base System Value
2 Binary 10111110010011001000101010101
3 Ternary 1000210221122221121
4 Quaternary 113302121011111
5 Quinary 1304131222114
6 Senary 103333443541
8 Octal 2762310525
10 Decimal 399085909
12 Duodecimal b17a05b1
16 Hexadecimal 17c99155
20 Vigesimal 64e5ef9
36 Base36 6llsnp

Cryptographic Hash Functions

md5 3a319961ede5565dd67414d8480c7c34
sha1 9ebbb8db9c17dd97dae3ab49cb1f842d365834b4
sha256 f7f492609152b076198199d76a12051146e220c05440a9497ec8568c7211ea33
sha512 b7bc1c269358412c1c1e96311e2e7414263b6e719e59dbc083d32817e8e08e8e5e7e5e8f4072f5ebaabf562b797499607846c4eb471bff7f18a9a8abb28f5e20
ripemd-160 e69a8af9a642491b50387b4f0321fb3545a57397

399085909 as geometric shapes

Circle

Radius = n
Diameter 798171818
Circumference 2507530719.7312
Area 5.0036008831468E+17

Sphere

Radius = n
Volume 2.6624888089651E+26
Surface area 2.0014403532587E+18
Circumference 2507530719.7312

Square

Length = n
Perimeter 1596343636
Area 159269562762356281
Diagonal 564392705.05979

Cube

Length = n
Surface area 955617376574137686
Volume 6.3562238231048E+25
Space diagonal 691237070.97281

Equilateral Triangle

Length = n
Perimeter 1197257727
Area 6.896574370092E+16
Altitude 345618535.4864

Triangular Pyramid

Length = n
Surface area 6.896574370092E+16
Volume 7.4908816134281E+24
Height 188130901.6866