16391408 (number)

16391408 is an even 8-digits composite number following 16391407 and preceding 16391409. In scientific notation, it is written as 1.6391408 × 10^7. The sum of its digits is 32. It has a total of 6 prime factors and 20 positive divisors. There are 7450560 positive integers (up to 16391408) that are relatively prime to 16391408.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.6391408 × 10^7
Engineering notation 1.6391408 × 10^6

Prime Factorization of 16391408

Prime Factorization 2 × 2 × 2 × 2 × 11 × 93133

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 2048926
Product of the distinct prime numbers

The prime factorization of 16391408 is 2 × 2 × 2 × 2 × 11 × 93133. Since it has a total of 6 prime factors.

Most popular turbo-numbers

10, 9, 20, 26, 309, 594, 1132, 349, 30963, 5390, 931114, 722110, 4945568, 5994400, 92910631, 33532373, 131450856, 837140637, 8441555079, 5057907449

Basic calculations (n = 16391408)

Multiplication

n×y
n×2 32782816
n×3 49174224
n×4 65565632
n×5 81957040

Division

n÷y
n÷2 8195704
n÷3 5463802.6666667
n÷3 4097852
n÷5 3278281.6

Exponentiation

ny
n2 268678256222464
n3 4.4040149184709E+21
n4 7.2188005366744E+28
n5 1.1832630486725E+36

Nth Root

y√n
2√n 4048.6303856984
3√n 254.02244206197
4√n 63.628848690656
5√n 27.728300507734

Divisors of 16391408

1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 93133, 186266, 372532, 745064, 1024463, 1490128, 2048926, 4097852, 8195704, 16391408

20 divisors

τ Total Divisors 20
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -16391407
Sum of the proper positive divisors of n
A Arithmetic Mean 0.05
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 20
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 16391408 can be divided by 20 positive divisors. The sum of these divisors (counting 16391408) is 1, the average is 0.05.

Base conversion 16391408

Base System Value
2 Binary 111110100001110011110000
3 Ternary 1010211202210012
4 Quaternary 332201303300
5 Quinary 13144011113
6 Senary 1343154052
8 Octal 76416360
10 Decimal 16391408
12 Duodecimal 55a5928
16 Hexadecimal fa1cf0
20 Vigesimal 528ia8
36 Base36 9rbow

Cryptographic Hash Functions

md5 acef007ee40c6171c2aad26a9b0ae1c9
sha1 fada4148d40edacdb581e9fb7a8ec7bb85143640
sha256 c0cf93a5df4a8f0b5110bc3f0fc5a30a1fbfc12eb71681a7ec07231d64d3a77a
sha512 87ae11ddc2aa9222d55732e34847e8be27da14a1f720d977e5ea81cc6ee1643917c5a1052c18648744050207b223499483baffac5fd0fc906ead7277543d628e
ripemd-160 85e91abae4cff63547814e74684ee280463cbe52

16391408 as geometric shapes

Circle

Radius = n
Diameter 32782816
Circumference 102990253.90959
Area 8.4407763592781E+14

Sphere

Radius = n
Volume 1.8447494552224E+22
Surface area 3.3763105437112E+15
Circumference 102990253.90959

Square

Length = n
Perimeter 65565632
Area 268678256222464
Diagonal 23180951.499991

Cube

Length = n
Surface area 1612069537334784
Volume 4.4040149184709E+21
Space diagonal 28390751.463591

Equilateral Triangle

Length = n
Perimeter 49174224
Area 1.1634109766658E+14
Altitude 14195375.731795

Triangular Pyramid

Length = n
Surface area 1.1634109766658E+14
Volume 5.1901813554959E+20
Height 7726983.8333303