16405949 (number)

16405949 is an odd 8-digits composite number following 16405948 and preceding 16405950. In scientific notation, it is written as 1.6405949 × 10^7. The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors. There are 13245120 positive integers (up to 16405949) that are relatively prime to 16405949.

Interesting facts

Basic properties

Name

Name sixteen million four hundred five thousand nine hundred forty-nine

Notation

Scientific notation 1.6405949 × 10^7
Engineering notation 1.6405949 × 10^6

Prime Factorization of 16405949

Prime Factorization 7 × 19 × 293 × 421

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 16405949
Product of the distinct prime numbers

The prime factorization of 16405949 is 7 × 19 × 293 × 421. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 4, 47, 38, 779, 918, 8043, 820, 52536, 35415, 71955, 15962, 2478837, 9825112, 46347963, 20778075, 244259573, 567769122, 2482510707, 7460147314

Basic calculations (n = 16405949)

Multiplication

n×y
n×2 32811898
n×3 49217847
n×4 65623796
n×5 82029745

Division

n÷y
n÷2 8202974.5
n÷3 5468649.6666667
n÷3 4101487.25
n÷5 3281189.8

Exponentiation

ny
n2 269155162590601
n3 4.4157458705481E+21
n4 7.2444501549173E+28
n5 1.1885207977462E+36

Nth Root

y√n
2√n 4050.4257800878
3√n 254.09753523711
4√n 63.642955463176
5√n 27.733218379603

Divisors of 16405949

1, 7, 19, 133, 293, 421, 2051, 2947, 5567, 7999, 38969, 55993, 123353, 863471, 2343707, 16405949

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -16405948
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 16405949 can be divided by 16 positive divisors. The sum of these divisors (counting 16405949) is 1, the average is 0.0625.

Base conversion 16405949

Base System Value
2 Binary 111110100101010110111101
3 Ternary 1010212111201202
4 Quaternary 332211112331
5 Quinary 13144442244
6 Senary 1343345245
8 Octal 76452675
10 Decimal 16405949
12 Duodecimal 55b2225
16 Hexadecimal fa55bd
20 Vigesimal 52aeh9
36 Base36 9rmwt

Cryptographic Hash Functions

md5 eddd19d757b3aa82829324e649659600
sha1 2bc29a2808a341efb21cb30ec9a40407f8f0da6f
sha256 2e9c14221147a66410299086d1e153268144282e5aa69a4bb483e7aaeca84d87
sha512 0e2550aabf15917f0b39ff9c6285a5985d1e8fbd2c56558ce482c8afe363544aa8ef9d705bee159f36ac78297bcf6cc824ea6aaf06d96c30677429eb25372d30
ripemd-160 59b6d10270bfdccf18ce0852f886b8efdee18c0a

16405949 as geometric shapes

Circle

Radius = n
Diameter 32811898
Circumference 103081617.70714
Area 8.455758814704E+14

Sphere

Radius = n
Volume 1.8496633049378E+22
Surface area 3.3823035258816E+15
Circumference 103081617.70714

Square

Length = n
Perimeter 65623796
Area 269155162590601
Diagonal 23201515.579401

Cube

Length = n
Surface area 1614930975543606
Volume 4.4157458705481E+21
Space diagonal 28415937.214384

Equilateral Triangle

Length = n
Perimeter 49217847
Area 1.165476041816E+14
Altitude 14207968.607192

Triangular Pyramid

Length = n
Surface area 1.165476041816E+14
Volume 5.2040064151018E+20
Height 7733838.5264671