399454945 (number)

399454945 is an odd 9-digits composite number following 399454944 and preceding 399454946. In scientific notation, it is written as 3.99454945 × 10^8. The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors. There are 319563952 positive integers (up to 399454945) that are relatively prime to 399454945.

Interesting facts

Basic properties

Name

Name three hundred ninety-nine million four hundred fifty-four thousand nine hundred forty-five

Notation

Scientific notation 3.99454945 × 10^8
Engineering notation 3.99454945 × 10^6

Prime Factorization of 399454945

Prime Factorization 5 × 79890989

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 399454945
Product of the distinct prime numbers

The prime factorization of 399454945 is 5 × 79890989. Since it has a total of 2 prime factors.

Most popular turbo-numbers

10, 4, 91, 84, 430, 619, 5079, 4758, 24519, 78919, 420007, 791928, 9889834, 4042493, 35823968, 71351817, 473728593, 169524833, 550488229, 6455693765

Basic calculations (n = 399454945)

Multiplication

n×y
n×2 798909890
n×3 1198364835
n×4 1597819780
n×5 1997274725

Division

n÷y
n÷2 199727472.5
n÷3 133151648.33333
n÷3 99863736.25
n÷5 79890989

Exponentiation

ny
n2 159564253084953025
n3 6.3738729940016E+25
n4 2.5460750862559E+34
n5 1.0170422835462E+43

Nth Root

y√n
2√n 19986.368979882
3√n 736.47148097172
4√n 141.37315508923
5√n 52.516232257546

Divisors of 399454945

1, 5, 79890989, 399454945

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 -399454944
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 399454945 can be divided by 4 positive divisors. The sum of these divisors (counting 399454945) is 1, the average is 0.25.

Base conversion 399454945

Base System Value
2 Binary 10111110011110011001011100001
3 Ternary 1000211122102011121
4 Quaternary 113303303023201
5 Quinary 1304230024240
6 Senary 103345412241
8 Octal 2763631341
10 Decimal 399454945
12 Duodecimal b193a081
16 Hexadecimal 17cf32e1
20 Vigesimal 64gbh75
36 Base36 6ltpep

Cryptographic Hash Functions

md5 c93f497c041b895c780fb32abedb1539
sha1 f1eb9d94f96082067efcfb0e1a7504ec0480cf0a
sha256 bb7d70b54e0ddb183ed787d04fbc8dc8b8c2ca5d8d5a4a720f5ad8b07db9ad45
sha512 cc5b14606f44085b031160a6d4004353526b11387b823d387f6cd429bb0e386a61ab72180046b0a12011285a4b77c99af6fff56afe95023aeff03dbae6c02733
ripemd-160 793e53e4c4858df958d32632d14d986d6c725fa3

399454945 as geometric shapes

Circle

Radius = n
Diameter 798909890
Circumference 2509849441.3042
Area 5.0128588526723E+17

Sphere

Radius = n
Volume 2.6698816763826E+26
Surface area 2.0051435410689E+18
Circumference 2509849441.3042

Square

Length = n
Perimeter 1597819780
Area 159564253084953025
Diagonal 564914600.776

Cube

Length = n
Surface area 957385518509718150
Volume 6.3738729940016E+25
Space diagonal 691876260.07463

Equilateral Triangle

Length = n
Perimeter 1198364835
Area 6.9093348353729E+16
Altitude 345938130.03732

Triangular Pyramid

Length = n
Surface area 6.9093348353729E+16
Volume 7.5116813608006E+24
Height 188304866.92533