149291281 (number)

149291281 is an odd 9-digits composite number following 149291280 and preceding 149291282. In scientific notation, it is written as 1.49291281 × 10^8. The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors. There are 149209200 positive integers (up to 149291281) that are relatively prime to 149291281.

Interesting facts

Basic properties

Name

Name one hundred forty-nine million two hundred ninety-one thousand two hundred eighty-one

Notation

Scientific notation 1.49291281 × 10^8
Engineering notation 1.49291281 × 10^6

Prime Factorization of 149291281

Prime Factorization 1861 × 80221

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 149291281
Product of the distinct prime numbers

The prime factorization of 149291281 is 1861 × 80221. Since it has a total of 2 prime factors.

Most popular turbo-numbers

10, 2, 29, 33, 167, 715, 5732, 716, 66276, 78793, 36346, 835463, 5512842, 5208169, 42357333, 53130889, 91470809, 56913863, 1718793747, 2707172388

Basic calculations (n = 149291281)

Multiplication

n×y
n×2 298582562
n×3 447873843
n×4 597165124
n×5 746456405

Division

n÷y
n÷2 74645640.5
n÷3 49763760.333333
n÷3 37322820.25
n÷5 29858256.2

Exponentiation

ny
n2 22287886582620961
n3 3.3273871387022E+24
n4 4.9674988831978E+32
n5 7.4160427163866E+40

Nth Root

y√n
2√n 12218.481124919
3√n 530.49115618704
4√n 110.5372386344
5√n 43.132724248508

Divisors of 149291281

1, 1861, 80221, 149291281

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 -149291280
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 149291281 can be divided by 4 positive divisors. The sum of these divisors (counting 149291281) is 1, the average is 0.25.

Base conversion 149291281

Base System Value
2 Binary 1000111001100000000100010001
3 Ternary 101101220210010201
4 Quaternary 20321200010101
5 Quinary 301204310111
6 Senary 22451455201
8 Octal 1071400421
10 Decimal 149291281
12 Duodecimal 41bb7501
16 Hexadecimal 8e60111
20 Vigesimal 26d1841
36 Base36 2gvtw1

Cryptographic Hash Functions

md5 44922bb344fdf244483f23bd7d80b81a
sha1 38ff94c750477989ee321a6dfcb6a1d1c88cdeff
sha256 756a6f645aca326fb9465d6e7dcad8689f068ee0f9dbd8c6a0b036227a7d87cd
sha512 b00c54ef7e28d893694f501a8f9879e6f86a9aaf188039d1e8e1cef0da1a925d07ae3c09bb6091d6dc4177f555e0d112963f9b36b9bc7c7c10f0c76bceeac38b
ripemd-160 87e4625d4424fc9873cf4b2e4bfbdee9ea39ba0a

149291281 as geometric shapes

Circle

Radius = n
Diameter 298582562
Circumference 938024783.26922
Area 7.0019460752005E+16

Sphere

Radius = n
Volume 1.3937726654128E+25
Surface area 2.8007784300802E+17
Circumference 938024783.26922

Square

Length = n
Perimeter 597165124
Area 22287886582620961
Diagonal 211129754.33425

Cube

Length = n
Surface area 133727319495725766
Volume 3.3273871387022E+24
Space diagonal 258580083.81904

Equilateral Triangle

Length = n
Perimeter 447873843
Area 9.650937988608E+15
Altitude 129290041.90952

Triangular Pyramid

Length = n
Surface area 9.650937988608E+15
Volume 3.9213633490154E+23
Height 70376584.778084