168488905 (number)

168488905 is an odd 9-digits composite number following 168488904 and preceding 168488906. In scientific notation, it is written as 1.68488905 × 10^8. The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors. There are 124266240 positive integers (up to 168488905) that are relatively prime to 168488905.

Interesting facts

Basic properties

Name

Name one hundred sixty-eight million four hundred eighty-eight thousand nine hundred five

Notation

Scientific notation 1.68488905 × 10^8
Engineering notation 1.68488905 × 10^6

Prime Factorization of 168488905

Prime Factorization 5 × 13 × 1877 × 1381

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 168488905
Product of the distinct prime numbers

The prime factorization of 168488905 is 5 × 13 × 1877 × 1381. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 168488905)

Multiplication

n×y
n×2 336977810
n×3 505466715
n×4 673955620
n×5 842444525

Division

n÷y
n÷2 84244452.5
n÷3 56162968.333333
n÷3 42122226.25
n÷5 33697781

Exponentiation

ny
n2 28388511108099025
n3 4.7831491511839E+24
n4 8.0590756293466E+32
n5 1.3578648281008E+41

Nth Root

y√n
2√n 12980.32761528
3√n 552.31957554711
4√n 113.9312407344
5√n 44.18900895472

Divisors of 168488905

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 -168488904
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 168488905 can be divided by 16 positive divisors. The sum of these divisors (counting 168488905) is 1, the average is 0.0625.

Base conversion 168488905

Base System Value
2 Binary 1010000010101110111111001001
3 Ternary 102202001010022211
4 Quaternary 22002232333021
5 Quinary 321113121110
6 Senary 24415145121
8 Octal 1202567711
10 Decimal 168488905
12 Duodecimal 485151a1
16 Hexadecimal a0aefc9
20 Vigesimal 2cd1255
36 Base36 2sbavd

Cryptographic Hash Functions

md5 faffd9898525e62c3030c26e5b49f42c
sha1 9724db4e8b8774525b2c25d4630240516e6ed8e4
sha256 59e0554cc852db6eed2f7c91d87411dbd782f762bb4cefe380ff7f771aa5c20b
sha512 6e131c245bdfe602318e69ea7c56a20a4bfa2fa4d0d8ca83cd7df181b8ef30cd8b5d8e7fc7ebe904ae1fb862f5187130f46afd6ea3b65afddd68106916e5611a
ripemd-160 5460d040bd2ac47b9750095b826934f1b0afa776

168488905 as geometric shapes

Circle

Radius = n
Diameter 336977810
Circumference 1058647012.3188
Area 8.9185137943556E+16

Sphere

Radius = n
Volume 2.0035608312512E+25
Surface area 3.5674055177422E+17
Circumference 1058647012.3188

Square

Length = n
Perimeter 673955620
Area 28388511108099025
Diagonal 238279294.56039

Cube

Length = n
Surface area 170331066648594150
Volume 4.7831491511839E+24
Space diagonal 291831343.97165

Equilateral Triangle

Length = n
Perimeter 505466715
Area 1.2292585897615E+16
Altitude 145915671.98582

Triangular Pyramid

Length = n
Surface area 1.2292585897615E+16
Volume 5.6369953337147E+23
Height 79426431.520131