161888164 (number)

161888164 is an even 9-digits composite number following 161888163 and preceding 161888165. In scientific notation, it is written as 1.61888164 × 10^8. The sum of its digits is 43. It has a total of 3 prime factors and 6 positive divisors. There are 80944080 positive integers (up to 161888164) that are relatively prime to 161888164.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.61888164 × 10^8
Engineering notation 1.61888164 × 10^6

Prime Factorization of 161888164

Prime Factorization 2 × 2 × 40472041

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 80944082
Product of the distinct prime numbers

The prime factorization of 161888164 is 2 × 2 × 40472041. Since it has a total of 3 prime factors.

Most popular turbo-numbers

2, 5, 93, 58, 796, 483, 5180, 8701, 11617, 40919, 257137, 731411, 3915020, 5048523, 54980700, 81079215, 281129750, 548710266, 8255855227, 8302503439

Basic calculations (n = 161888164)

Multiplication

n×y
n×2 323776328
n×3 485664492
n×4 647552656
n×5 809440820

Division

n÷y
n÷2 80944082
n÷3 53962721.333333
n÷3 40472041
n÷5 32377632.8

Exponentiation

ny
n2 26207777643290896
n3 4.2427290051926E+24
n4 6.8684760900018E+32
n5 1.1119249836883E+41

Nth Root

y√n
2√n 12723.527969867
3√n 545.01070483701
4√n 112.79861687923
5√n 43.837221473085

Divisors of 161888164

1, 2, 4, 40472041, 80944082, 161888164

6 divisors

τ Total Divisors 6
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -161888163
Sum of the proper positive divisors of n
A Arithmetic Mean 0.16666666666667
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 6
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 161888164 can be divided by 6 positive divisors. The sum of these divisors (counting 161888164) is 1, the average is 0.16666666666667.

Base conversion 161888164

Base System Value
2 Binary 1001101001100011011110100100
3 Ternary 102021121202210221
4 Quaternary 21221203132210
5 Quinary 312420410124
6 Senary 24021454124
8 Octal 1151433644
10 Decimal 161888164
12 Duodecimal 46271344
16 Hexadecimal 9a637a4
20 Vigesimal 2abg084
36 Base36 2odtpg

Cryptographic Hash Functions

md5 d416f923ec47b21ee3e014858b4697db
sha1 b2ecf2b4d19409a511a942bad27ee8c20dda9d02
sha256 8989aeafaeb3148281c07aec05dd376fd546dd47890827e1b2fb8ca5f12b055e
sha512 20be5a88bb23e92dfc8239d47438744ae628391c15fc3b976a95df91b06a563aa291fb931654c377638a213435b39f8c54a3f3b10b785aa2b474e27d53b004e1
ripemd-160 87393c8b350d1b39260676d96e27513e829a23b1

161888164 as geometric shapes

Circle

Radius = n
Diameter 323776328
Circumference 1017173333.4511
Area 8.2334161711078E+16

Sphere

Radius = n
Volume 1.7771901698514E+25
Surface area 3.2933664684431E+17
Circumference 1017173333.4511

Square

Length = n
Perimeter 647552656
Area 26207777643290896
Diagonal 228944437.11648

Cube

Length = n
Surface area 157246665859745376
Volume 4.2427290051926E+24
Space diagonal 280398525.19204

Equilateral Triangle

Length = n
Perimeter 485664492
Area 1.1348300607912E+16
Altitude 140199262.59602

Triangular Pyramid

Length = n
Surface area 1.1348300607912E+16
Volume 5.0001040838476E+23
Height 76314812.37216