168440145 (number)

168440145 is an odd 9-digits composite number following 168440144 and preceding 168440146. In scientific notation, it is written as 1.68440145 × 10^8. The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors. There are 89781120 positive integers (up to 168440145) that are relatively prime to 168440145.

Interesting facts

Basic properties

Name

Name one hundred sixty-eight million four hundred forty thousand one hundred forty-five

Notation

Scientific notation 1.68440145 × 10^8
Engineering notation 1.68440145 × 10^6

Prime Factorization of 168440145

Prime Factorization 5 × 3 × 3271 × 3433

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 168440145
Product of the distinct prime numbers

The prime factorization of 168440145 is 5 × 3 × 3271 × 3433. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 168440145)

Multiplication

n×y
n×2 336880290
n×3 505320435
n×4 673760580
n×5 842200725

Division

n÷y
n÷2 84220072.5
n÷3 56146715
n÷3 42110036.25
n÷5 33688029

Exponentiation

ny
n2 28372082447621025
n3 4.7789976814292E+24
n4 8.049750624146E+32
n5 1.355901162345E+41

Nth Root

y√n
2√n 12978.449252511
3√n 552.26629073123
4√n 113.92299703094
5√n 44.18645103491

Divisors of 168440145

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -168440144
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 168440145 can be divided by 16 positive divisors. The sum of these divisors (counting 168440145) is 1, the average is 0.0625.

Base conversion 168440145

Base System Value
2 Binary 1010000010100011000101010001
3 Ternary 102201221122102220
4 Quaternary 22002203011101
5 Quinary 321110041040
6 Senary 24414131253
8 Octal 1202430521
10 Decimal 168440145
12 Duodecimal 484b0b29
16 Hexadecimal a0a3151
20 Vigesimal 2ccf075
36 Base36 2sa98x

Cryptographic Hash Functions

md5 bb15ca1d996677e0795432754d86ab2d
sha1 283aebfe697c39a8d354433a87833ad2aee5ec61
sha256 a20ceabc5aa86b8658d6a452f7acd502668550d15bc4a21cc0b4863367388f40
sha512 1b70f5f4e2bb636be57a5cd20d8ba7f79a5be6c68854baecf78152dbf06b861dd8dce12f632cacd39aeb26470745e8d06fd3e915d175cbff7ffb7f8636e4d744
ripemd-160 d1530cb0c29f0b33e65d0b895a0b4e3d483522b7

168440145 as geometric shapes

Circle

Radius = n
Diameter 336880290
Circumference 1058340644.2032
Area 8.913352578449E+16

Sphere

Radius = n
Volume 2.0018218676668E+25
Surface area 3.5653410313796E+17
Circumference 1058340644.2032

Square

Length = n
Perimeter 673760580
Area 28372082447621025
Diagonal 238210337.50709

Cube

Length = n
Surface area 170232494685726150
Volume 4.7789976814292E+24
Space diagonal 291746889.17427

Equilateral Triangle

Length = n
Perimeter 505320435
Area 1.2285472078953E+16
Altitude 145873444.58713

Triangular Pyramid

Length = n
Surface area 1.2285472078953E+16
Volume 5.632102779689E+23
Height 79403445.835697