161880369 (number)

161880369 is an odd 9-digits composite number following 161880368 and preceding 161880370. In scientific notation, it is written as 1.61880369 × 10^8. The sum of its digits is 42. It has a total of 5 prime factors and 24 positive divisors. There are 91645344 positive integers (up to 161880369) that are relatively prime to 161880369.

Interesting facts

Basic properties

Name

Name one hundred sixty-one million eight hundred eighty thousand three hundred sixty-nine

Notation

Scientific notation 1.61880369 × 10^8
Engineering notation 1.61880369 × 10^6

Prime Factorization of 161880369

Prime Factorization 3 × 7 × 7 × 109 × 10103

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 23125767
Product of the distinct prime numbers

The prime factorization of 161880369 is 3 × 7 × 7 × 109 × 10103. Since it has a total of 5 prime factors.

Most popular turbo-numbers

10, 7, 90, 4, 758, 954, 3040, 9784, 89653, 16575, 938796, 735874, 6682075, 246426, 40580401, 9026741, 64460244, 438237301, 4505131952, 9567907098

Basic calculations (n = 161880369)

Multiplication

n×y
n×2 323760738
n×3 485641107
n×4 647521476
n×5 809401845

Division

n÷y
n÷2 80940184.5
n÷3 53960123
n÷3 40470092.25
n÷5 32376073.8

Exponentiation

ny
n2 26205253867576161
n3 4.2421161658219E+24
n4 6.8671533026412E+32
n5 1.1116573106111E+41

Nth Root

y√n
2√n 12723.221643908
3√n 545.00195717952
4√n 112.79725902657
5√n 43.836799307913

Divisors of 161880369

1, 3, 7, 21, 49, 109, 147, 327, 763, 2289, 5341, 10103, 16023, 30309, 70721, 212163, 495047, 1101227, 1485141, 3303681, 7708589, 23125767, 53960123, 161880369

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -161880368
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 161880369 can be divided by 24 positive divisors. The sum of these divisors (counting 161880369) is 1, the average is 0.041666666666667.

Base conversion 161880369

Base System Value
2 Binary 1001101001100001100100110001
3 Ternary 102021121101010020
4 Quaternary 21221201210301
5 Quinary 312420132434
6 Senary 24021354053
8 Octal 1151414461
10 Decimal 161880369
12 Duodecimal 46268929
16 Hexadecimal 9a61931
20 Vigesimal 2abf0i9
36 Base36 2odnox

Cryptographic Hash Functions

md5 b7c0647b91c5332d369f64ae92843a0d
sha1 a0505b1ccfb04295d2551a044e9bbac69c1afb83
sha256 31d9e76d1571beab9c10f14ece452652212103928d4a58bfe4173f2d53a43459
sha512 abeb60ca8b6d0c692b624a651f80f0d147fdbfd35fd356933e3592b3ee6da7cf9dc69fb1965884114883e0d2cfabfc931e633127883ebb27b3ffe24d4a43df69
ripemd-160 a2ee88f37823d1fd9351fc4c767f87647c2bc158

161880369 as geometric shapes

Circle

Radius = n
Diameter 323760738
Circumference 1017124356.0216
Area 8.2326233035833E+16

Sphere

Radius = n
Volume 1.7769334642961E+25
Surface area 3.2930493214333E+17
Circumference 1017124356.0216

Square

Length = n
Perimeter 647521476
Area 26205253867576161
Diagonal 228933413.32176

Cube

Length = n
Surface area 157231523205456966
Volume 4.2421161658219E+24
Space diagonal 280385023.856

Equilateral Triangle

Length = n
Perimeter 485641107
Area 1.1347207780971E+16
Altitude 140192511.928

Triangular Pyramid

Length = n
Surface area 1.1347207780971E+16
Volume 4.9993818457229E+23
Height 76311137.77392