131749042 (number)

131749042 is an even 9-digits composite number following 131749041 and preceding 131749043. In scientific notation, it is written as 1.31749042 × 10^8. The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors. There are 65856000 positive integers (up to 131749042) that are relatively prime to 131749042.

Interesting facts

Basic properties

Name

Name one hundred thirty-one million seven hundred forty-nine thousand forty-two

Notation

Scientific notation 1.31749042 × 10^8
Engineering notation 1.31749042 × 10^6

Prime Factorization of 131749042

Prime Factorization 2 × 4801 × 13721

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 131749042
Product of the distinct prime numbers

The prime factorization of 131749042 is 2 × 4801 × 13721. Since it has a total of 3 prime factors.

Most popular turbo-numbers

6, 3, 6, 26, 95, 198, 3846, 6755, 18070, 62957, 756410, 864056, 5123599, 7163810, 82967053, 39661387, 404845708, 999489050, 8731865674, 7529891821

Basic calculations (n = 131749042)

Multiplication

n×y
n×2 263498084
n×3 395247126
n×4 526996168
n×5 658745210

Division

n÷y
n÷2 65874521
n÷3 43916347.333333
n÷3 32937260.5
n÷5 26349808.4

Exponentiation

ny
n2 17357810067917764
n3 2.2868748476661E+24
n4 3.0129357035391E+32
n5 3.9695139254887E+40

Nth Root

y√n
2√n 11478.198552038
3√n 508.84145836264
4√n 107.1363549503
5√n 42.067770231296

Divisors of 131749042

1, 2, 4801, 9602, 13721, 27442, 65874521, 131749042

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 -131749041
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 131749042 can be divided by 8 positive divisors. The sum of these divisors (counting 131749042) is 1, the average is 0.125.

Base conversion 131749042

Base System Value
2 Binary 111110110100101010010110010
3 Ternary 100011220112201011
4 Quaternary 13312211102302
5 Quinary 232211432132
6 Senary 21023501134
8 Octal 766452262
10 Decimal 131749042
12 Duodecimal 381577aa
16 Hexadecimal 7da54b2
20 Vigesimal 2138cc2
36 Base36 26fu7m

Cryptographic Hash Functions

md5 75d509243e6f2e38a3a14d8e190ebf87
sha1 b0b1cf94c1a756f7dcd4eaf2c43887c253940905
sha256 f5380d37deaf8bc030566f7d53a1c2331dfb8d9e854750e3dd1e4c0e09a100da
sha512 cf4258ef422df2e33f5ad611d9c3bee5c107d078a15748e804713ae6971b14a5364b7b5203c3617d086b405ec362b23d96333b07a2cb218606b1f9aa4c1ab573
ripemd-160 39a51925a0d8a7e67f7c215c93c37d8fc05947a9

131749042 as geometric shapes

Circle

Radius = n
Diameter 263498084
Circumference 827803644.92939
Area 5.4531168591777E+16

Sphere

Radius = n
Volume 9.5792389614762E+24
Surface area 2.1812467436711E+17
Circumference 827803644.92939

Square

Length = n
Perimeter 526996168
Area 17357810067917764
Diagonal 186321282.02606

Cube

Length = n
Surface area 104146860407506584
Volume 2.2868748476661E+24
Space diagonal 228196034.59253

Equilateral Triangle

Length = n
Perimeter 395247126
Area 7.516152236441E+15
Altitude 114098017.29626

Triangular Pyramid

Length = n
Surface area 7.516152236441E+15
Volume 2.6951078541828E+23
Height 62107094.008688