16405986 (number)

16405986 is an even 8-digits composite number following 16405985 and preceding 16405987. In scientific notation, it is written as 1.6405986 × 10^7. The sum of its digits is 39. It has a total of 5 prime factors and 32 positive divisors. There are 5020160 positive integers (up to 16405986) that are relatively prime to 16405986.

Interesting facts

Basic properties

Name

Name sixteen million four hundred five thousand nine hundred eighty-six

Notation

Scientific notation 1.6405986 × 10^7
Engineering notation 1.6405986 × 10^6

Prime Factorization of 16405986

Prime Factorization 2 × 3 × 17 × 41 × 3923

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 16405986
Product of the distinct prime numbers

The prime factorization of 16405986 is 2 × 3 × 17 × 41 × 3923. Since it has a total of 5 prime factors.

Most popular turbo-numbers

2, 7, 39, 80, 344, 223, 3561, 2309, 35411, 97481, 710195, 231746, 1661536, 9817630, 1719193, 63951274, 403265323, 102649073, 6601811773, 8995835162

Basic calculations (n = 16405986)

Multiplication

n×y
n×2 32811972
n×3 49217958
n×4 65623944
n×5 82029930

Division

n÷y
n÷2 8202993
n÷3 5468662
n÷3 4101496.5
n÷5 3281197.2

Exponentiation

ny
n2 269156376632196
n3 4.4157757468385E+21
n4 7.2445155081773E+28
n5 1.1885342000394E+36

Nth Root

y√n
2√n 4050.4303475063
3√n 254.09772625729
4√n 63.642991346309
5√n 27.733230888824

Divisors of 16405986

1, 2, 3, 6, 17, 34, 41, 51, 82, 102, 123, 246, 697, 1394, 2091, 3923, 4182, 7846, 11769, 23538, 66691, 133382, 160843, 200073, 321686, 400146, 482529, 965058, 2734331, 5468662, 8202993, 16405986

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -16405985
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 16405986 can be divided by 32 positive divisors. The sum of these divisors (counting 16405986) is 1, the average is 0.03125.

Base conversion 16405986

Base System Value
2 Binary 111110100101010111100010
3 Ternary 1010212111210010
4 Quaternary 332211113202
5 Quinary 13144442421
6 Senary 1343345350
8 Octal 76452742
10 Decimal 16405986
12 Duodecimal 55b2256
16 Hexadecimal fa55e2
20 Vigesimal 52aej6
36 Base36 9rmxu

Cryptographic Hash Functions

md5 8c1d1fae9d6ed8685289b46505aab03c
sha1 29f13671f0cf33707fb47ad07853f85a790336fb
sha256 ec299c035adb1f40083452f634f83778877abe73f87d5291f695c9abf69c3156
sha512 166bddc18d5cf34f67233512a3635ecba5de72fd40127839c6cdc0464be508d65eeedc23373298e3b9d48c1ca167f140a0b0908662980feca735d0d47fea3c39
ripemd-160 36c17440f3be7334b35299072539866b0f5ec825

16405986 as geometric shapes

Circle

Radius = n
Diameter 32811972
Circumference 103081850.18499
Area 8.4557969549455E+14

Sphere

Radius = n
Volume 1.8496758194891E+22
Surface area 3.3823187819782E+15
Circumference 103081850.18499

Square

Length = n
Perimeter 65623944
Area 269156376632196
Diagonal 23201567.905303

Cube

Length = n
Surface area 1614938259793176
Volume 4.4157757468385E+21
Space diagonal 28416001.300264

Equilateral Triangle

Length = n
Perimeter 49217958
Area 1.1654812987703E+14
Altitude 14208000.650132

Triangular Pyramid

Length = n
Surface area 1.1654812987703E+14
Volume 5.2040416246477E+20
Height 7733855.9684344