131465280 (number)

131465280 is an even 9-digits composite number following 131465279 and preceding 131465281. In scientific notation, it is written as 1.31465280 × 10^8. The sum of its digits is 30. It has a total of 8 prime factors and 28 positive divisors. There are 35057152 positive integers (up to 131465280) that are relatively prime to 131465280.

Interesting facts

Basic properties

Name

Name one hundred thirty-one million four hundred sixty-five thousand two hundred eighty

Notation

Scientific notation 1.31465280 × 10^8
Engineering notation 1.31465280 × 10^6

Prime Factorization of 131465280

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 15 × 136943

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 4108290
Product of the distinct prime numbers

The prime factorization of 131465280 is 2 × 2 × 2 × 2 × 2 × 2 × 15 × 136943. Since it has a total of 8 prime factors.

Most popular turbo-numbers

2, 4, 69, 11, 154, 211, 1772, 6228, 9199, 70119, 485106, 979293, 3589844, 9196797, 1672349, 64081596, 213625302, 957012804, 5801199045, 3191878270

Basic calculations (n = 131465280)

Multiplication

n×y
n×2 262930560
n×3 394395840
n×4 525861120
n×5 657326400

Division

n÷y
n÷2 65732640
n÷3 43821760
n÷3 32866320
n÷5 26293056

Exponentiation

ny
n2 17283119845478400
n3 2.2721301897594E+24
n4 2.9870623159317E+32
n5 3.9269498374141E+40

Nth Root

y√n
2√n 11465.830977299
3√n 508.47588035522
4√n 107.07862054257
5√n 42.049633428258

Divisors of 131465280

1, 2, 4, 8, 15, 16, 30, 32, 60, 64, 120, 240, 480, 960, 136943, 273886, 547772, 1095544, 2054145, 2191088, 4108290, 4382176, 8216580, 8764352, 16433160, 32866320, 65732640, 131465280

28 divisors

τ Total Divisors 28
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -131465279
Sum of the proper positive divisors of n
A Arithmetic Mean 0.035714285714286
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 28
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 131465280 can be divided by 28 positive divisors. The sum of these divisors (counting 131465280) is 1, the average is 0.035714285714286.

Base conversion 131465280

Base System Value
2 Binary 111110101100000000001000000
3 Ternary 100011101010110110
4 Quaternary 13311200001000
5 Quinary 232123342110
6 Senary 21013431320
8 Octal 765400100
10 Decimal 131465280
12 Duodecimal 3803b540
16 Hexadecimal 7d60040
20 Vigesimal 211d340
36 Base36 269r9c

Cryptographic Hash Functions

md5 6d338be74e50e4236e4bf7446d5603b9
sha1 fb02a6a1a9c0e1f635120a4033548aa5563f38c4
sha256 437ccfc1390a8fe637e19265b2cac63a821a6f42f4199b1ba9b7af751a613e54
sha512 aca0a7a8172820f05dabdc455d03e04836701ca864aea73aea486006e49827874433382d2e6ddb934f540c27ba53d7fa384595881552405f3c6181b98364f6d4
ripemd-160 75a65eabd7d64b36abaf9787ce1b44a673818e6f

131465280 as geometric shapes

Circle

Radius = n
Diameter 262930560
Circumference 826020715.70025
Area 5.4296522337667E+16

Sphere

Radius = n
Volume 9.5174766828635E+24
Surface area 2.1718608935067E+17
Circumference 826020715.70025

Square

Length = n
Perimeter 525861120
Area 17283119845478400
Diagonal 185919981.95718

Cube

Length = n
Surface area 103698719072870400
Volume 2.2721301897594E+24
Space diagonal 227704544.39127

Equilateral Triangle

Length = n
Perimeter 394395840
Area 7.4838104214176E+15
Altitude 113852272.19563

Triangular Pyramid

Length = n
Surface area 7.4838104214176E+15
Volume 2.6777311081959E+23
Height 61973327.319059