161796144 (number)

161796144 is an even 9-digits composite number following 161796143 and preceding 161796145. In scientific notation, it is written as 1.61796144 × 10^8. The sum of its digits is 39. It has a total of 7 prime factors and 40 positive divisors. There are 53869888 positive integers (up to 161796144) that are relatively prime to 161796144.

Interesting facts

Basic properties

Name

Name one hundred sixty-one million seven hundred ninety-six thousand one hundred forty-four

Notation

Scientific notation 1.61796144 × 10^8
Engineering notation 1.61796144 × 10^6

Prime Factorization of 161796144

Prime Factorization 2 × 2 × 2 × 2 × 3 × 2579 × 1307

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 20224518
Product of the distinct prime numbers

The prime factorization of 161796144 is 2 × 2 × 2 × 2 × 3 × 2579 × 1307. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 161796144)

Multiplication

n×y
n×2 323592288
n×3 485388432
n×4 647184576
n×5 808980720

Division

n÷y
n÷2 80898072
n÷3 53932048
n÷3 40449036
n÷5 32359228.8

Exponentiation

ny
n2 26177992213268736
n3 4.2354981977689E+24
n4 6.8528727631796E+32
n5 1.1087683884051E+41

Nth Root

y√n
2√n 12719.911320446
3√n 544.90742079775
4√n 112.78258429583
5√n 43.832236774379

Divisors of 161796144

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 -161796143
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 161796144 can be divided by 40 positive divisors. The sum of these divisors (counting 161796144) is 1, the average is 0.025.

Base conversion 161796144

Base System Value
2 Binary 1001101001001101000000110000
3 Ternary 102021110002120210
4 Quaternary 21221031000300
5 Quinary 312404434034
6 Senary 24015504120
8 Octal 1151150060
10 Decimal 161796144
12 Duodecimal 46228040
16 Hexadecimal 9a4d030
20 Vigesimal 2ab4a74
36 Base36 2obupc

Cryptographic Hash Functions

md5 bc153791e56fbb821e9ab64cdd7fe976
sha1 06e92225efcf721af970a9fc5d34f31576a965c1
sha256 a1749d45398139f016cd0a077030fe02c3e8f3b300e03f7d98d99248edad7852
sha512 567392a8d721d52074036a4399d0886f44c0fdef89f28206692f76f41de0f40240195f78b122a5cad5a292192403ef183dd740c160079c2d3dad386d4fc67ca9
ripemd-160 242f90f758d999d0d57b89a0a51cc682f0b02eb5

161796144 as geometric shapes

Circle

Radius = n
Diameter 323592288
Circumference 1016595154.7391
Area 8.2240588022936E+16

Sphere

Radius = n
Volume 1.7741613363205E+25
Surface area 3.2896235209174E+17
Circumference 1016595154.7391

Square

Length = n
Perimeter 647184576
Area 26177992213268736
Diagonal 228814301.18447

Cube

Length = n
Surface area 157067953279612416
Volume 4.2354981977689E+24
Space diagonal 280239141.87673

Equilateral Triangle

Length = n
Perimeter 485388432
Area 1.1335403138381E+16
Altitude 140119570.93837

Triangular Pyramid

Length = n
Surface area 1.1335403138381E+16
Volume 4.9915824955763E+23
Height 76271433.728157