16251421 (number)

16251421 is an odd 8-digits composite number following 16251420 and preceding 16251422. In scientific notation, it is written as 1.6251421 × 10^7. The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors. There are 16231644 positive integers (up to 16251421) that are relatively prime to 16251421.

Interesting facts

Basic properties

Name

Name sixteen million two hundred fifty-one thousand four hundred twenty-one

Notation

Scientific notation 1.6251421 × 10^7
Engineering notation 1.6251421 × 10^6

Prime Factorization of 16251421

Prime Factorization 859 × 18919

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 16251421
Product of the distinct prime numbers

The prime factorization of 16251421 is 859 × 18919. Since it has a total of 2 prime factors.

Most popular turbo-numbers

2, 5, 67, 71, 751, 659, 8877, 1622, 47308, 76291, 452423, 832985, 9614022, 7418526, 95103559, 94976187, 85178484, 848405959, 9838070537, 2927619148

Basic calculations (n = 16251421)

Multiplication

n×y
n×2 32502842
n×3 48754263
n×4 65005684
n×5 81257105

Division

n÷y
n÷2 8125710.5
n÷3 5417140.3333333
n÷3 4062855.25
n÷5 3250284.2

Exponentiation

ny
n2 264108684519241
n3 4.2921414218784E+21
n4 6.9753397238484E+28
n5 1.1335918247028E+36

Nth Root

y√n
2√n 4031.3051236541
3√n 253.29723381427
4√n 63.49255959287
5√n 27.68077646436

Divisors of 16251421

1, 859, 18919, 16251421

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 -16251420
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 16251421 can be divided by 4 positive divisors. The sum of these divisors (counting 16251421) is 1, the average is 0.25.

Base conversion 16251421

Base System Value
2 Binary 111101111111101000011101
3 Ternary 1010120122202111
4 Quaternary 331333220131
5 Quinary 13130021141
6 Senary 1340154021
8 Octal 75775035
10 Decimal 16251421
12 Duodecimal 5538911
16 Hexadecimal f7fa1d
20 Vigesimal 51b8b1
36 Base36 9obod

Cryptographic Hash Functions

md5 6e8f21d4e2504b69b71bd5f68ec93b21
sha1 97ba77e9ea97317b0243597c1d681f0194803ee2
sha256 35dd794934e8216cc28003e389374c87de04152758ef1a61014a341d8a6123ed
sha512 ba5e41ee5434d3110e60acf5103e7b376f6d6696c083649e2a223188bb07dd3da334f2751008a4174736814386d1cb8be1e52b6f93810694893aa259ac7ab2a3
ripemd-160 58d525fdf179c537609b42a9be780532e8777148

16251421 as geometric shapes

Circle

Radius = n
Diameter 32502842
Circumference 102110689.64799
Area 8.2972190303491E+14

Sphere

Radius = n
Volume 1.7978879945522E+22
Surface area 3.3188876121396E+15
Circumference 102110689.64799

Square

Length = n
Perimeter 65005684
Area 264108684519241
Diagonal 22982979.986035

Cube

Length = n
Surface area 1584652107115446
Volume 4.2921414218784E+21
Space diagonal 28148286.867192

Equilateral Triangle

Length = n
Perimeter 48754263
Area 1.1436241507688E+14
Altitude 14074143.433596

Triangular Pyramid

Length = n
Surface area 1.1436241507688E+14
Volume 5.0583371753698E+20
Height 7660993.3286783