381389997 (number)

381389997 is an odd 9-digits composite number following 381389996 and preceding 381389998. In scientific notation, it is written as 3.81389997 × 10^8. The sum of its digits is 57. It has a total of 2 prime factors and 4 positive divisors. There are 254259996 positive integers (up to 381389997) that are relatively prime to 381389997.

Interesting facts

Basic properties

Name

Name three hundred eighty-one million three hundred eighty-nine thousand nine hundred ninety-seven

Notation

Scientific notation 3.81389997 × 10^8
Engineering notation 3.81389997 × 10^6

Prime Factorization of 381389997

Prime Factorization 3 × 127129999

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 381389997
Product of the distinct prime numbers

The prime factorization of 381389997 is 3 × 127129999. Since it has a total of 2 prime factors.

Most popular turbo-numbers

2, 5, 51, 97, 458, 848, 6103, 5516, 51938, 9613, 548116, 678169, 7193358, 6894983, 47419237, 24397745, 473035978, 835653348, 8890505706, 4902458121

Basic calculations (n = 381389997)

Multiplication

n×y
n×2 762779994
n×3 1144169991
n×4 1525559988
n×5 1906949985

Division

n÷y
n÷2 190694998.5
n÷3 127129999
n÷3 95347499.25
n÷5 76277999.4

Exponentiation

ny
n2 145458329811660009
n3 5.5476351970494E+25
n4 2.1158125711598E+34
n5 8.0694975016719E+42

Nth Root

y√n
2√n 19529.208816539
3√n 725.19772458858
4√n 139.74694564297
5√n 52.032400170303

Divisors of 381389997

1, 3, 127129999, 381389997

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 -381389996
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 381389997 can be divided by 4 positive divisors. The sum of these divisors (counting 381389997) is 1, the average is 0.25.

Base conversion 381389997

Base System Value
2 Binary 10110101110111000110010101101
3 Ternary 222120122121201110
4 Quaternary 112232320302231
5 Quinary 1240113434442
6 Senary 101502302233
8 Octal 2656706255
10 Decimal 381389997
12 Duodecimal a7887979
16 Hexadecimal 16bb8cad
20 Vigesimal 5j3dejh
36 Base36 6b2iel

Cryptographic Hash Functions

md5 8dc10a64b8efff53862c42be08e00666
sha1 cd1606d7cb1c1f766b718adb33dfcc898db6f37d
sha256 3a50c08c934a40b8e217d22fc93aa5437fdb0bb513494c9a89840ec29e50b936
sha512 7c9158b588c8baeade2fad3908e532100e29e144828741cfae1778c350ed2d3e89dfb1e793847ff29a1c09c777bc69518782f66b9a4a639bf2a84a572e16f49c
ripemd-160 74d9056fa5c3feee85e3ad4f24a0d2c72d42f0b3

381389997 as geometric shapes

Circle

Radius = n
Diameter 762779994
Circumference 2396344025.4557
Area 4.5697082033975E+17

Sphere

Radius = n
Volume 2.3237879973129E+26
Surface area 1.827883281359E+18
Circumference 2396344025.4557

Square

Length = n
Perimeter 1525559988
Area 145458329811660009
Diagonal 539366906.31083

Cube

Length = n
Surface area 872749978869960054
Volume 5.5476351970494E+25
Space diagonal 660586852.30254

Equilateral Triangle

Length = n
Perimeter 1144169991
Area 6.2985304404476E+16
Altitude 330293426.15127

Triangular Pyramid

Length = n
Surface area 6.2985304404476E+16
Volume 6.5379507789713E+24
Height 179788968.77028