161886404 (number)

161886404 is an even 9-digits composite number following 161886403 and preceding 161886405. In scientific notation, it is written as 1.61886404 × 10^8. The sum of its digits is 38. It has a total of 5 prime factors and 24 positive divisors. There are 79706880 positive integers (up to 161886404) that are relatively prime to 161886404.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.61886404 × 10^8
Engineering notation 1.61886404 × 10^6

Prime Factorization of 161886404

Prime Factorization 2 × 2 × 97 × 223 × 1871

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 80943202
Product of the distinct prime numbers

The prime factorization of 161886404 is 2 × 2 × 97 × 223 × 1871. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 5, 55, 90, 179, 207, 8885, 8103, 89244, 32664, 520396, 315936, 5137355, 5747737, 69647116, 75890295, 624256822, 164254336, 3290454227, 483217276

Basic calculations (n = 161886404)

Multiplication

n×y
n×2 323772808
n×3 485659212
n×4 647545616
n×5 809432020

Division

n÷y
n÷2 80943202
n÷3 53962134.666667
n÷3 40471601
n÷5 32377280.8

Exponentiation

ny
n2 26207207800051216
n3 4.242590629631E+24
n4 6.8681774067507E+32
n5 1.1118645424129E+41

Nth Root

y√n
2√n 12723.458806472
3√n 545.00872976506
4√n 112.79831029972
5√n 43.837126155622

Divisors of 161886404

1, 2, 4, 97, 194, 223, 388, 446, 892, 1871, 3742, 7484, 21631, 43262, 86524, 181487, 362974, 417233, 725948, 834466, 1668932, 40471601, 80943202, 161886404

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -161886403
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 161886404 can be divided by 24 positive divisors. The sum of these divisors (counting 161886404) is 1, the average is 0.041666666666667.

Base conversion 161886404

Base System Value
2 Binary 1001101001100011000011000100
3 Ternary 102021121200101202
4 Quaternary 21221203003010
5 Quinary 312420331104
6 Senary 24021442032
8 Octal 1151430304
10 Decimal 161886404
12 Duodecimal 46270318
16 Hexadecimal 9a630c4
20 Vigesimal 2abfg04
36 Base36 2odsck

Cryptographic Hash Functions

md5 488970486ef4e5cf84874102a70e5b3a
sha1 4d04a56f4e17f4959d88b1e3b0eeb88e12d62b3e
sha256 a34a6ea2deff4af19879b5ef420b208540c0761d4874dd620a8a9d8a2fb21fda
sha512 b620bd83b5c0d9798db05e173f8d636fb18220cfc15c27dc766f36616ea7c664fbe386e1748b834a58c46845795d98ea65684a1dc710f35ef9fe6820979d4fce
ripemd-160 b7c592e407518bae0814708ab16e59310e965214

161886404 as geometric shapes

Circle

Radius = n
Diameter 323772808
Circumference 1017162275.0449
Area 8.2332371495742E+16

Sphere

Radius = n
Volume 1.7771322072317E+25
Surface area 3.2932948598297E+17
Circumference 1017162275.0449

Square

Length = n
Perimeter 647545616
Area 26207207800051216
Diagonal 228941948.10061

Cube

Length = n
Surface area 157243246800307296
Volume 4.242590629631E+24
Space diagonal 280395476.78262

Equilateral Triangle

Length = n
Perimeter 485659212
Area 1.1348053858551E+16
Altitude 140197738.39131

Triangular Pyramid

Length = n
Surface area 1.1348053858551E+16
Volume 4.9999410066844E+23
Height 76313982.700203