161715216 (number)

161715216 is an even 9-digits composite number following 161715215 and preceding 161715217. In scientific notation, it is written as 1.61715216 × 10^8. The sum of its digits is 30. It has a total of 7 prime factors and 40 positive divisors. There are 49758336 positive integers (up to 161715216) that are relatively prime to 161715216.

Interesting facts

Basic properties

Name

Name one hundred sixty-one million seven hundred fifteen thousand two hundred sixteen

Notation

Scientific notation 1.61715216 × 10^8
Engineering notation 1.61715216 × 10^6

Prime Factorization of 161715216

Prime Factorization 2 × 2 × 2 × 2 × 3 × 13 × 259159

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 20214402
Product of the distinct prime numbers

The prime factorization of 161715216 is 2 × 2 × 2 × 2 × 3 × 13 × 259159. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 161715216)

Multiplication

n×y
n×2 323430432
n×3 485145648
n×4 646860864
n×5 808576080

Division

n÷y
n÷2 80857608
n÷3 53905072
n÷3 40428804
n÷5 32343043.2

Exponentiation

ny
n2 26151811085926656
n3 4.2291457785518E+24
n4 6.83917223074E+32
n5 1.1059982145553E+41

Nth Root

y√n
2√n 12716.729768301
3√n 544.81655414475
4√n 112.76847861127
5√n 43.827851051584

Divisors of 161715216

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -161715215
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 161715216 can be divided by 40 positive divisors. The sum of these divisors (counting 161715216) is 1, the average is 0.025.

Base conversion 161715216

Base System Value
2 Binary 1001101000111001010000010000
3 Ternary 102021021222120110
4 Quaternary 21220321100100
5 Quinary 312344341331
6 Senary 24014041320
8 Octal 1150712020
10 Decimal 161715216
12 Duodecimal 461a9240
16 Hexadecimal 9a39410
20 Vigesimal 2aae80g
36 Base36 2oa49c

Cryptographic Hash Functions

md5 9f9b1d745b704c2f4498d2377fdd4623
sha1 660819aa0fc492a8acb7106d9660e76d46623724
sha256 645d30cce24c3a055dae318ab40b2abeda26bb63792e5d47945ecbb4fcfa08da
sha512 50fc9dadf439964226072486feb5e0293ecf079a768d8084a4424abd08640544bd9352bc6423792450adb99ca08efa3163c1d04460e9b0ab9b0a9a71bbe3a066
ripemd-160 bfdc9628bee5510830d60209b1aefa4742e8edb1

161715216 as geometric shapes

Circle

Radius = n
Diameter 323430432
Circumference 1016086669.1186
Area 8.2158337585615E+16

Sphere

Radius = n
Volume 1.7715004411812E+25
Surface area 3.2863335034246E+17
Circumference 1016086669.1186

Square

Length = n
Perimeter 646860864
Area 26151811085926656
Diagonal 228699851.70929

Cube

Length = n
Surface area 156910866515559936
Volume 4.2291457785518E+24
Space diagonal 280098970.46898

Equilateral Triangle

Length = n
Perimeter 485145648
Area 1.1324066377692E+16
Altitude 140049485.23449

Triangular Pyramid

Length = n
Surface area 1.1324066377692E+16
Volume 4.9840960977341E+23
Height 76233283.903098