16493891 (number)

16493891 is an odd 8-digits composite number following 16493890 and preceding 16493892. In scientific notation, it is written as 1.6493891 × 10^7. The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors. There are 15961800 positive integers (up to 16493891) that are relatively prime to 16493891.

Interesting facts

Basic properties

Name

Name sixteen million four hundred ninety-three thousand eight hundred ninety-one

Notation

Scientific notation 1.6493891 × 10^7
Engineering notation 1.6493891 × 10^6

Prime Factorization of 16493891

Prime Factorization 31 × 532061

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 16493891
Product of the distinct prime numbers

The prime factorization of 16493891 is 31 × 532061. Since it has a total of 2 prime factors.

Most popular turbo-numbers

1, 6, 15, 80, 618, 786, 1952, 2559, 42086, 12960, 852591, 524251, 967186, 3823675, 15626497, 54579387, 299420748, 800784035, 4798832584, 2271637214

Basic calculations (n = 16493891)

Multiplication

n×y
n×2 32987782
n×3 49481673
n×4 65975564
n×5 82469455

Division

n÷y
n÷2 8246945.5
n÷3 5497963.6666667
n÷3 4123472.75
n÷5 3298778.2

Exponentiation

ny
n2 272048440319881
n3 4.4871373213561E+21
n4 7.401035388048E+28
n5 1.2207187097761E+36

Nth Root

y√n
2√n 4061.2671667843
3√n 254.55074556488
4√n 63.72807204666
5√n 27.762886910819

Divisors of 16493891

1, 31, 532061, 16493891

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -16493890
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 16493891 can be divided by 4 positive divisors. The sum of these divisors (counting 16493891) is 1, the average is 0.25.

Base conversion 16493891

Base System Value
2 Binary 111110111010110101000011
3 Ternary 1011000222100212
4 Quaternary 332322311003
5 Quinary 13210301031
6 Senary 1345304335
8 Octal 76726503
10 Decimal 16493891
12 Duodecimal 56350ab
16 Hexadecimal fbad43
20 Vigesimal 531eeb
36 Base36 9tirn

Cryptographic Hash Functions

md5 9a6de7e9502a9df29a558396922cde14
sha1 b52a077179c5191e78ad9b9aca19a5b986c1b0d7
sha256 54771d80fa6a094729ed94d279a4d150407f1eaa5b9f92af7ea066d3942ef8a6
sha512 4301d756b0dee043509bec8d7bc180aa3e9dd5e637ea843ad3d639e6a755ffe451ac69225c3c35afa6caef5be1bd9fc2cb51c9aa99a99b8e947106bbf6946147
ripemd-160 0a400d48f80fb455b02714cbc0b3ef6b2c6750ce

16493891 as geometric shapes

Circle

Radius = n
Diameter 32987782
Circumference 103634173.58942
Area 8.546653815295E+14

Sphere

Radius = n
Volume 1.8795676859228E+22
Surface area 3.418661526118E+15
Circumference 103634173.58942

Square

Length = n
Perimeter 65975564
Area 272048440319881
Diagonal 23325884.348504

Cube

Length = n
Surface area 1632290641919286
Volume 4.4871373213561E+21
Space diagonal 28568257.226503

Equilateral Triangle

Length = n
Perimeter 49481673
Area 1.1780043018848E+14
Altitude 14284128.613252

Triangular Pyramid

Length = n
Surface area 1.1780043018848E+14
Volume 5.2881420467436E+20
Height 7775294.7828345