163944990 (number)

163944990 is an even 9-digits composite number following 163944989 and preceding 163944991. In scientific notation, it is written as 1.63944990 × 10^8. The sum of its digits is 45. It has a total of 5 prime factors and 32 positive divisors. There are 39744000 positive integers (up to 163944990) that are relatively prime to 163944990.

Interesting facts

Basic properties

Name

Name one hundred sixty-three million nine hundred forty-four thousand nine hundred ninety

Notation

Scientific notation 1.63944990 × 10^8
Engineering notation 1.63944990 × 10^6

Prime Factorization of 163944990

Prime Factorization 2 × 5 × 9 × 11 × 165601

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 163944990
Product of the distinct prime numbers

The prime factorization of 163944990 is 2 × 5 × 9 × 11 × 165601. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 7, 88, 86, 276, 400, 9575, 769, 35706, 72213, 92024, 180812, 5000759, 2223007, 42619317, 27949062, 27356952, 112251044, 4723609445, 647500509

Basic calculations (n = 163944990)

Multiplication

n×y
n×2 327889980
n×3 491834970
n×4 655779960
n×5 819724950

Division

n÷y
n÷2 81972495
n÷3 54648330
n÷3 40986247.5
n÷5 32788998

Exponentiation

ny
n2 26877959746100100
n3 4.4065068417948E+24
n4 7.2242472011298E+32
n5 1.1843791351467E+41

Nth Root

y√n
2√n 12804.100515069
3√n 547.30915973349
4√n 113.15520542631
5√n 43.94805202126

Divisors of 163944990

1, 2, 5, 9, 10, 11, 18, 22, 45, 55, 90, 99, 110, 198, 495, 990, 165601, 331202, 828005, 1490409, 1656010, 1821611, 2980818, 3643222, 7452045, 9108055, 14904090, 16394499, 18216110, 32788998, 81972495, 163944990

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -163944989
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 163944990 can be divided by 32 positive divisors. The sum of these divisors (counting 163944990) is 1, the average is 0.03125.

Base conversion 163944990

Base System Value
2 Binary 1001110001011001101000011110
3 Ternary 102102111021020200
4 Quaternary 21301121220132
5 Quinary 313432214430
6 Senary 24133524330
8 Octal 1161315036
10 Decimal 163944990
12 Duodecimal 46aa36a6
16 Hexadecimal 9c59a1e
20 Vigesimal 2b4d29a
36 Base36 2plwri

Cryptographic Hash Functions

md5 988dd26ae4396f17c155a238c285cc94
sha1 b68a81ca9c3f6fc1ea4153e2da94343c45e01ec9
sha256 4943cbb1eb20f9c1ff7c5f88991c09ed2e04cd6de17db6ce7820a459d1f29a66
sha512 dadb0896ba5503bd87cf9105e636c37feb396ae740380e3dcd77806809bd7e4686af83df797571598d3d101f888aa3893714bedacaed0ad0c9ab896d3c377c46
ripemd-160 7d98ac7910ccde1b3ef765229a8141bdccefcf1b

163944990 as geometric shapes

Circle

Radius = n
Diameter 327889980
Circumference 1030096752.3537
Area 8.443960088183E+16

Sphere

Radius = n
Volume 1.8457932696234E+25
Surface area 3.3775840352732E+17
Circumference 1030096752.3537

Square

Length = n
Perimeter 655779960
Area 26877959746100100
Diagonal 231853228.34112

Cube

Length = n
Surface area 161267758476600600
Volume 4.4065068417948E+24
Space diagonal 283961052.32637

Equilateral Triangle

Length = n
Perimeter 491834970
Area 1.1638497971009E+16
Altitude 141980526.16319

Triangular Pyramid

Length = n
Surface area 1.1638497971009E+16
Volume 5.1931181152967E+23
Height 77284409.44704