131445839 (number)

131445839 is an odd 9-digits composite number following 131445838 and preceding 131445840. In scientific notation, it is written as 1.31445839 × 10^8. The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors. There are 112331520 positive integers (up to 131445839) that are relatively prime to 131445839.

Interesting facts

Basic properties

Name

Name one hundred thirty-one million four hundred forty-five thousand eight hundred thirty-nine

Notation

Scientific notation 1.31445839 × 10^8
Engineering notation 1.31445839 × 10^6

Prime Factorization of 131445839

Prime Factorization 7 × 337 × 55721

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 131445839
Product of the distinct prime numbers

The prime factorization of 131445839 is 7 × 337 × 55721. Since it has a total of 3 prime factors.

Most popular turbo-numbers

3, 10, 9, 94, 682, 507, 9861, 9190, 69275, 58966, 256882, 785689, 1973853, 1986262, 33427276, 78612348, 421350625, 644986111, 8380868824, 9608436130

Basic calculations (n = 131445839)

Multiplication

n×y
n×2 262891678
n×3 394337517
n×4 525783356
n×5 657229195

Division

n÷y
n÷2 65722919.5
n÷3 43815279.666667
n÷3 32861459.75
n÷5 26289167.8

Exponentiation

ny
n2 17278008590413921
n3 2.2711223354162E+24
n4 2.9852958085042E+32
n5 3.9240471221201E+40

Nth Root

y√n
2√n 11464.983166146
3√n 508.45081475893
4√n 107.07466164385
5√n 42.048389700205

Divisors of 131445839

1, 7, 337, 2359, 55721, 390047, 18777977, 131445839

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 -131445838
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 131445839 can be divided by 8 positive divisors. The sum of these divisors (counting 131445839) is 1, the average is 0.125.

Base conversion 131445839

Base System Value
2 Binary 111110101011011010001001111
3 Ternary 100011100010210102
4 Quaternary 13311123101033
5 Quinary 232122231324
6 Senary 21013201315
8 Octal 765332117
10 Decimal 131445839
12 Duodecimal 3803023b
16 Hexadecimal 7d5b44f
20 Vigesimal 211aebj
36 Base36 269c9b

Cryptographic Hash Functions

md5 0fdb4adc163d993a329d91a67e38ace9
sha1 d20002dc41213c6d9dedd319c434bf72ae6724fb
sha256 6d06fcf8abf8625e08da1a5769a9b201a00daf711f622c13171b3e935c83c68e
sha512 dbd707942c7372d78d70db713fd8b920d5da674b4c2f43f88d26b71863241e01ed8729b7be43e95458a28539c46e8826f7acd9e43c3b0b532b72134b6c09554d
ripemd-160 bde09c57c9d6dc6467adf3b7ed1d76cca0c61a02

131445839 as geometric shapes

Circle

Radius = n
Diameter 262891678
Circumference 825898564.29469
Area 5.4280464856306E+16

Sphere

Radius = n
Volume 9.5132549924628E+24
Surface area 2.1712185942522E+17
Circumference 825898564.29469

Square

Length = n
Perimeter 525783356
Area 17278008590413921
Diagonal 185892488.23131

Cube

Length = n
Surface area 103668051542483526
Volume 2.2711223354162E+24
Space diagonal 227670871.59152

Equilateral Triangle

Length = n
Perimeter 394337517
Area 7.4815971830521E+15
Altitude 113835435.79576

Triangular Pyramid

Length = n
Surface area 7.4815971830521E+15
Volume 2.6765433404617E+23
Height 61964162.74377