161729105 (number)

161729105 is an odd 9-digits composite number following 161729104 and preceding 161729106. In scientific notation, it is written as 1.61729105 × 10^8. The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors. There are 129104368 positive integers (up to 161729105) that are relatively prime to 161729105.

Interesting facts

Basic properties

Name

Name one hundred sixty-one million seven hundred twenty-nine thousand one hundred five

Notation

Scientific notation 1.61729105 × 10^8
Engineering notation 1.61729105 × 10^6

Prime Factorization of 161729105

Prime Factorization 5 × 467 × 69263

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 161729105
Product of the distinct prime numbers

The prime factorization of 161729105 is 5 × 467 × 69263. Since it has a total of 3 prime factors.

Most popular turbo-numbers

5, 1, 2, 23, 680, 415, 7725, 199, 66320, 69246, 988160, 790012, 4999182, 6675788, 26170559, 98625569, 146758068, 816497828, 6383633899, 5881972242

Basic calculations (n = 161729105)

Multiplication

n×y
n×2 323458210
n×3 485187315
n×4 646916420
n×5 808645525

Division

n÷y
n÷2 80864552.5
n÷3 53909701.666667
n÷3 40432276.25
n÷5 32345821

Exponentiation

ny
n2 26156303404101025
n3 4.2302355396537E+24
n4 6.8415220776739E+32
n5 1.1064732424599E+41

Nth Root

y√n
2√n 12717.275848231
3√n 544.83215098774
4√n 112.77089982895
5√n 43.828603861526

Divisors of 161729105

1, 5, 467, 2335, 69263, 346315, 32345821, 161729105

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 -161729104
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 161729105 can be divided by 8 positive divisors. The sum of these divisors (counting 161729105) is 1, the average is 0.125.

Base conversion 161729105

Base System Value
2 Binary 1001101000111100101001010001
3 Ternary 102021022200121212
4 Quaternary 21220330221101
5 Quinary 312400312410
6 Senary 24014225505
8 Octal 1150745121
10 Decimal 161729105
12 Duodecimal 461b5295
16 Hexadecimal 9a3ca51
20 Vigesimal 2aag2f5
36 Base36 2oaez5

Cryptographic Hash Functions

md5 740bed68ba78fec801ccbeb77beeb431
sha1 917a2ff08e8b30e67526b7b406bb6ced8a8cb179
sha256 555ce5f14d01cd6d5a142c2a1296f582469b8b828053e46bce9b9f9d2a7f93ad
sha512 a1c2bf4e6160eaf71fac872e35871edc90c30b9af42142fac6c5b5c263922dffa440b07d087360f58503e9e5f1f3ef7694a96461dc0580406cc67fcb8d9781dc
ripemd-160 4b87eee9cc63fb43a0f019350838f5ffb2201982

161729105 as geometric shapes

Circle

Radius = n
Diameter 323458210
Circumference 1016173936.2793
Area 8.2172450619389E+16

Sphere

Radius = n
Volume 1.7719569192441E+25
Surface area 3.2868980247756E+17
Circumference 1016173936.2793

Square

Length = n
Perimeter 646916420
Area 26156303404101025
Diagonal 228719493.72146

Cube

Length = n
Surface area 156937820424606150
Volume 4.2302355396537E+24
Space diagonal 280123026.92264

Equilateral Triangle

Length = n
Perimeter 485187315
Area 1.1326011608522E+16
Altitude 140061513.46132

Triangular Pyramid

Length = n
Surface area 1.1326011608522E+16
Volume 4.9853803935091E+23
Height 76239831.240487