161888169 (number)

161888169 is an odd 9-digits composite number following 161888168 and preceding 161888170. In scientific notation, it is written as 1.61888169 × 10^8. The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors. There are 104058000 positive integers (up to 161888169) that are relatively prime to 161888169.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.61888169 × 10^8
Engineering notation 1.61888169 × 10^6

Prime Factorization of 161888169

Prime Factorization 3 × 31 × 283 × 6151

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 161888169
Product of the distinct prime numbers

The prime factorization of 161888169 is 3 × 31 × 283 × 6151. Since it has a total of 4 prime factors.

Most popular turbo-numbers

1, 9, 23, 97, 398, 728, 7483, 7130, 64005, 5660, 979015, 205788, 4826887, 6689750, 86093698, 39531788, 49134289, 531627335, 1243231107, 4422081503

Basic calculations (n = 161888169)

Multiplication

n×y
n×2 323776338
n×3 485664507
n×4 647552676
n×5 809440845

Division

n÷y
n÷2 80944084.5
n÷3 53962723
n÷3 40472042.25
n÷5 32377633.8

Exponentiation

ny
n2 26207779262172561
n3 4.2427293983093E+24
n4 6.8684769385476E+32
n5 1.1119251554002E+41

Nth Root

y√n
2√n 12723.528166354
3√n 545.01071044799
4√n 112.79861775019
5√n 43.837221743872

Divisors of 161888169

1, 3, 31, 93, 283, 849, 6151, 8773, 18453, 26319, 190681, 572043, 1740733, 5222199, 53962723, 161888169

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -161888168
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 161888169 can be divided by 16 positive divisors. The sum of these divisors (counting 161888169) is 1, the average is 0.0625.

Base conversion 161888169

Base System Value
2 Binary 1001101001100011011110101001
3 Ternary 102021121202211010
4 Quaternary 21221203132221
5 Quinary 312420410134
6 Senary 24021454133
8 Octal 1151433651
10 Decimal 161888169
12 Duodecimal 46271349
16 Hexadecimal 9a637a9
20 Vigesimal 2abg089
36 Base36 2odtpl

Cryptographic Hash Functions

md5 bd3f973bfa28bcee78d033afaecf9b5a
sha1 d31fbfd0d2fb04555e7de52a2e1e01f4cd2a9ac2
sha256 cea74fe084cbcc9b56aa003e2ec2affa4dfab83f3585d4b8fa5a9f36c83c6f7a
sha512 b3d214f4aa8f81e51ee390d053a257013c53495e7849903d4d2d654a5f5de92d330e78ec8150adb3425f267df38e640800d3ba337019c408e1fecb689ca9855c
ripemd-160 ccdd7ed85523562c86d67de9b315ba069a8f512d

161888169 as geometric shapes

Circle

Radius = n
Diameter 323776338
Circumference 1017173364.867
Area 8.2334166796944E+16

Sphere

Radius = n
Volume 1.7771903345197E+25
Surface area 3.2933666718778E+17
Circumference 1017173364.867

Square

Length = n
Perimeter 647552676
Area 26207779262172561
Diagonal 228944444.18755

Cube

Length = n
Surface area 157246675573035366
Volume 4.2427293983093E+24
Space diagonal 280398533.8523

Equilateral Triangle

Length = n
Perimeter 485664507
Area 1.1348301308908E+16
Altitude 140199266.92615

Triangular Pyramid

Length = n
Surface area 1.1348301308908E+16
Volume 5.00010454714E+23
Height 76314814.729183