161728151 (number)

161728151 is an odd 9-digits composite number following 161728150 and preceding 161728152. In scientific notation, it is written as 1.61728151 × 10^8. The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors. There are 147058560 positive integers (up to 161728151) that are relatively prime to 161728151.

Interesting facts

Basic properties

Name

Name one hundred sixty-one million seven hundred twenty-eight thousand one hundred fifty-one

Notation

Scientific notation 1.61728151 × 10^8
Engineering notation 1.61728151 × 10^6

Prime Factorization of 161728151

Prime Factorization 13 × 67 × 185681

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 161728151
Product of the distinct prime numbers

The prime factorization of 161728151 is 13 × 67 × 185681. Since it has a total of 3 prime factors.

Most popular turbo-numbers

1, 7, 74, 59, 605, 229, 8959, 3243, 504, 46183, 498975, 53667, 6604700, 2781552, 40384514, 93142165, 914566450, 897187045, 5339368827, 8640928592

Basic calculations (n = 161728151)

Multiplication

n×y
n×2 323456302
n×3 485184453
n×4 646912604
n×5 808640755

Division

n÷y
n÷2 80864075.5
n÷3 53909383.666667
n÷3 40432037.75
n÷5 32345630.2

Exponentiation

ny
n2 26155994825878801
n3 4.2301606807549E+24
n4 6.841360653314E+32
n5 1.1064406087846E+41

Nth Root

y√n
2√n 12717.238340143
3√n 544.83107970892
4√n 112.77073352667
5√n 43.828552154585

Divisors of 161728151

1, 13, 67, 871, 185681, 2413853, 12440627, 161728151

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -161728150
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 161728151 can be divided by 8 positive divisors. The sum of these divisors (counting 161728151) is 1, the average is 0.125.

Base conversion 161728151

Base System Value
2 Binary 1001101000111100011010010111
3 Ternary 102021022122022112
4 Quaternary 21220330122113
5 Quinary 312400300101
6 Senary 24014221235
8 Octal 1150743227
10 Decimal 161728151
12 Duodecimal 461b481b
16 Hexadecimal 9a3c697
20 Vigesimal 2aag07b
36 Base36 2oae8n

Cryptographic Hash Functions

md5 880efa2e8849247ab2ea4546f7e4964f
sha1 027bd5e931444b6eca92b1894927d1bbe541f394
sha256 44726c75dcb184243828276ec0a12f2b71e426290f57cccc228f6e2f474655ce
sha512 f5cb5b3b394c48f938f66a4782f936a0cb0f689ba13db758850d210adb43d3c06f6c66347975113caf874b27d969872578679bde88d96cc011551915aab25130
ripemd-160 594812d5e33d37161524ec0ddeefc9893c8ea62a

161728151 as geometric shapes

Circle

Radius = n
Diameter 323456302
Circumference 1016167942.1205
Area 8.2171481192313E+16

Sphere

Radius = n
Volume 1.7719255624219E+25
Surface area 3.2868592476925E+17
Circumference 1016167942.1205

Square

Length = n
Perimeter 646912604
Area 26155994825878801
Diagonal 228718144.56172

Cube

Length = n
Surface area 156935968955272806
Volume 4.2301606807549E+24
Space diagonal 280121374.54617

Equilateral Triangle

Length = n
Perimeter 485184453
Area 1.1325877990233E+16
Altitude 140060687.27309

Triangular Pyramid

Length = n
Surface area 1.1325877990233E+16
Volume 4.9852921714509E+23
Height 76239381.520575