391381330 (number)

391381330 is an even 9-digits composite number following 391381329 and preceding 391381331. In scientific notation, it is written as 3.91381330 × 10^8. The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors. There are 156552528 positive integers (up to 391381330) that are relatively prime to 391381330.

Interesting facts

Basic properties

Name

Name three hundred ninety-one million three hundred eighty-one thousand three hundred thirty

Notation

Scientific notation 3.91381330 × 10^8
Engineering notation 3.91381330 × 10^6

Prime Factorization of 391381330

Prime Factorization 2 × 5 × 39138133

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 391381330
Product of the distinct prime numbers

The prime factorization of 391381330 is 2 × 5 × 39138133. Since it has a total of 3 prime factors.

Most popular turbo-numbers

6, 9, 30, 57, 763, 564, 1103, 6016, 27251, 18365, 120163, 916624, 5281474, 7861059, 80267391, 90312632, 66999594, 878596027, 9500544767, 6802790293

Basic calculations (n = 391381330)

Multiplication

n×y
n×2 782762660
n×3 1174143990
n×4 1565525320
n×5 1956906650

Division

n÷y
n÷2 195690665
n÷3 130460443.33333
n÷3 97845332.5
n÷5 78276266

Exponentiation

ny
n2 153179345472568900
n3 5.9951535959583E+25
n4 2.3463911879405E+34
n5 9.1833370383642E+42

Nth Root

y√n
2√n 19783.359926969
3√n 731.47592181705
4√n 140.65333244175
5√n 52.302207691016

Divisors of 391381330

1, 2, 5, 10, 39138133, 78276266, 195690665, 391381330

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 -391381329
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 391381330 can be divided by 8 positive divisors. The sum of these divisors (counting 391381330) is 1, the average is 0.125.

Base conversion 391381330

Base System Value
2 Binary 10111010101000000000101010010
3 Ternary 1000021110020020211
4 Quaternary 113111000011102
5 Quinary 1300143200310
6 Senary 102500354334
8 Octal 2725000522
10 Decimal 391381330
12 Duodecimal ab0a59aa
16 Hexadecimal 17540152
20 Vigesimal 6262d6a
36 Base36 6h0nrm

Cryptographic Hash Functions

md5 fb3356cce346e8eeca91ec5334f7bdf7
sha1 9a3bff491346dbe5e631bdd5eb5295f8685cbe11
sha256 3ac7124ff95eec47acb48f0503c3bde5721ab613e45aab719db31b3bfbf8f9c7
sha512 8c48b605c664858025849e4416812c2fb1c289207ac14752199951588bdfad1413eb35d0c518ba28c327b4b920d39ccddc58bf7d1179f2122466061e18488cb8
ripemd-160 7bc7d1c9e84ec0cea464c6a3bfd2ea755501eefe

391381330 as geometric shapes

Circle

Radius = n
Diameter 782762660
Circumference 2459121422.1604
Area 4.8122710641832E+17

Sphere

Radius = n
Volume 2.511244065894E+26
Surface area 1.9249084256733E+18
Circumference 2459121422.1604

Square

Length = n
Perimeter 1565525320
Area 153179345472568900
Diagonal 553496784.94562

Cube

Length = n
Surface area 919076072835413400
Volume 5.9951535959583E+25
Space diagonal 677892348.69388

Equilateral Triangle

Length = n
Perimeter 1174143990
Area 6.6328602257159E+16
Altitude 338946174.34694

Triangular Pyramid

Length = n
Surface area 6.6328602257159E+16
Volume 7.0653562699284E+24
Height 184498928.31521