394418640 (number)

394418640 is an even 9-digits composite number following 394418639 and preceding 394418641. In scientific notation, it is written as 3.94418640 × 10^8. The sum of its digits is 39. It has a total of 8 prime factors and 80 positive divisors. There are 81930240 positive integers (up to 394418640) that are relatively prime to 394418640.

Interesting facts

Basic properties

Name

Name three hundred ninety-four million four hundred eighteen thousand six hundred forty

Notation

Scientific notation 3.94418640 × 10^8
Engineering notation 3.94418640 × 10^6

Prime Factorization of 394418640

Prime Factorization 2 × 2 × 2 × 2 × 15 × 7 × 77 × 3049

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 49302330
Product of the distinct prime numbers

The prime factorization of 394418640 is 2 × 2 × 2 × 2 × 15 × 7 × 77 × 3049. Since it has a total of 8 prime factors.

Most popular turbo-numbers

7, 4, 59, 60, 175, 461, 5900, 8309, 57685, 10505, 401094, 228770, 538264, 6082115, 39496687, 84656355, 723160453, 30180254, 6868131686, 9140349745

Basic calculations (n = 394418640)

Multiplication

n×y
n×2 788837280
n×3 1183255920
n×4 1577674560
n×5 1972093200

Division

n÷y
n÷2 197209320
n÷3 131472880
n÷3 98604660
n÷5 78883728

Exponentiation

ny
n2 155566063579449600
n3 6.135815522716E+25
n4 2.4200800137605E+34
n5 9.5452466771861E+42

Nth Root

y√n
2√n 19859.975830801
3√n 733.36325130467
4√n 140.92542648792
5√n 52.383134993247

Divisors of 394418640

1, 2, 4, 7, 8, 14, 15, 16, 28, 30, 56, 60, 77, 105, 112, 120, 154, 210, 240, 308, 420, 539, 616, 840, 1078, 1155, 1232, 1680, 2156, 2310, 3049, 4312, 4620, 6098, 8085, 8624, 9240, 12196, 16170, 18480, 21343, 24392, 32340, 42686, 45735, 48784, 64680, 85372, 91470, 129360, 170744, 182940, 234773, 320145, 341488, 365880, 469546, 640290, 731760, 939092, 1280580, 1643411, 1878184, 2561160, 3286822, 3521595, 3756368, 5122320, 6573644, 7043190, 13147288, 14086380, 24651165, 26294576, 28172760, 49302330, 56345520, 98604660, 197209320, 394418640

80 divisors

τ Total Divisors 80
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -394418639
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0125
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 80
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 394418640 can be divided by 80 positive divisors. The sum of these divisors (counting 394418640) is 1, the average is 0.0125.

Base conversion 394418640

Base System Value
2 Binary 10111100000100101100111010000
3 Ternary 1000111011112122210
4 Quaternary 113200211213100
5 Quinary 1301432344030
6 Senary 103045432120
8 Octal 2740454720
10 Decimal 394418640
12 Duodecimal b010b640
16 Hexadecimal 178259d0
20 Vigesimal 63526c0
36 Base36 6itrdc

Cryptographic Hash Functions

md5 0263f71999630796e3baf8c6eab1e160
sha1 4de777107ea657af80dc30660c507c747e8b9612
sha256 fe28ee54b83704db7da01b692c1daa308e93291f5d60e036ba04b7a78c08f9b1
sha512 a8f22e841c3b9279f0a5f87e172340ec9a40c9149346cecbe5388efec3f01dbd47d30623718b5e610f6462e93831da2f87b2c821fefbcec0e152260212945834
ripemd-160 e39062a27a0a14e54bed4a010b1374a553feb6e3

394418640 as geometric shapes

Circle

Radius = n
Diameter 788837280
Circumference 2478205403.7258
Area 4.8872520248908E+17

Sphere

Radius = n
Volume 2.5701643959929E+26
Surface area 1.9549008099563E+18
Circumference 2478205403.7258

Square

Length = n
Perimeter 1577674560
Area 155566063579449600
Diagonal 557792189.94075

Cube

Length = n
Surface area 933396381476697600
Volume 6.135815522716E+25
Space diagonal 683153123.93222

Equilateral Triangle

Length = n
Perimeter 1183255920
Area 6.7362081513274E+16
Altitude 341576561.96611

Triangular Pyramid

Length = n
Surface area 6.7362081513274E+16
Volume 7.2311279403703E+24
Height 185930729.98025