397491312 (number)
397491312 is an even 9-digits composite number following 397491311 and preceding 397491313. In scientific notation, it is written as 3.97491312 × 10^8. The sum of its digits is 39. It has a total of 7 prime factors and 40 positive divisors. There are 129415104 positive integers (up to 397491312) that are relatively prime to 397491312.
Interesting facts
- 397491312 has 40 divisors, whose sum is 1050738304
- The reverse of 397491312 is 213194793
- Previous prime number is 43
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 39
- Digital Root 3
Name
Name | three hundred ninety-seven million four hundred ninety-one thousand three hundred twelve |
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Notation
Scientific notation | 3.97491312 × 10^8 |
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Engineering notation | 3.97491312 × 10^6 |
Prime Factorization of 397491312
Prime Factorization 2 × 2 × 2 × 2 × 3 × 43 × 192583
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 49686414 | Product of the distinct prime numbers |
The prime factorization of 397491312 is 2 × 2 × 2 × 2 × 3 × 43 × 192583. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 397491312)
Multiplication
n×yn×2 | 794982624 |
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n×3 | 1192473936 |
n×4 | 1589965248 |
n×5 | 1987456560 |
Division
n÷yn÷2 | 198745656 |
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n÷3 | 132497104 |
n÷3 | 99372828 |
n÷5 | 79498262.4 |
Exponentiation
nyn2 | 157999343115481344 |
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n3 | 6.2803366190111E+25 |
n4 | 2.4963792424924E+34 |
n5 | 9.9228906034785E+42 |
Nth Root
y√n2√n | 19937.184154238 |
---|---|
3√n | 735.26272064914 |
4√n | 141.19909402768 |
5√n | 52.464498774519 |
Divisors of 397491312
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -397491311 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 397491312 can be divided by 40 positive divisors. The sum of these divisors (counting 397491312) is 1, the average is 0.025.
Base conversion 397491312
Base | System | Value |
---|---|---|
2 | Binary | 10111101100010011110001110000 |
3 | Ternary | 1000200221122120110 |
4 | Quaternary | 113230103301300 |
5 | Quinary | 1303224210222 |
6 | Senary | 103235341320 |
8 | Octal | 2754236160 |
10 | Decimal | 397491312 |
12 | Duodecimal | b1151840 |
16 | Hexadecimal | 17b13c70 |
20 | Vigesimal | 644685c |
36 | Base36 | 6knm9c |
Cryptographic Hash Functions
md5 | 2f1948b95eaa8ca0c5402fe4c6493d14 |
---|---|
sha1 | a6c240218498b799efee46eb21a50dd50cb4b5bc |
sha256 | 608ec9243881c0d4157b01a791571a831d38de58d842ee48f64ffaeae34cbf97 |
sha512 | ff6f50c703f4a61c5610bca5a08d3486f5a41421331278ebe9dcd9107d52a981c542195a933e15742579bc8967b1d40776d29d05faed14fbf1419eabdc1469e4 |
ripemd-160 | 43e674bab3bf160db96d18038e7feeb9f18434a3 |
397491312 as geometric shapes
Circle
Radius = nDiameter | 794982624 |
---|---|
Circumference | 2497511571.2899 |
Area | 4.9636957560361E+17 |
Sphere
Radius = nVolume | 2.6307012512475E+26 |
---|---|
Surface area | 1.9854783024144E+18 |
Circumference | 2497511571.2899 |
Square
Length = nPerimeter | 1589965248 |
---|---|
Area | 157999343115481344 |
Diagonal | 562137604.35588 |
Cube
Length = nSurface area | 947996058692888064 |
---|---|
Volume | 6.2803366190111E+25 |
Space diagonal | 688475147.95121 |
Equilateral Triangle
Length = nPerimeter | 1192473936 |
---|---|
Area | 6.841572245963E+16 |
Altitude | 344237573.97561 |
Triangular Pyramid
Length = nSurface area | 6.841572245963E+16 |
---|---|
Volume | 7.4014476857282E+24 |
Height | 187379201.45196 |