21490859 (number)

21490859 is an odd 8-digits composite number following 21490858 and preceding 21490860. In scientific notation, it is written as 2.1490859 × 10^7. The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors. There are 19802016 positive integers (up to 21490859) that are relatively prime to 21490859.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred ninety thousand eight hundred fifty-nine

Notation

Scientific notation 2.1490859 × 10^7
Engineering notation 2.1490859 × 10^6

Prime Factorization of 21490859

Prime Factorization 13 × 739 × 2237

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 21490859
Product of the distinct prime numbers

The prime factorization of 21490859 is 13 × 739 × 2237. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21490859)

Multiplication

n×y
n×2 42981718
n×3 64472577
n×4 85963436
n×5 107454295

Division

n÷y
n÷2 10745429.5
n÷3 7163619.6666667
n÷3 5372714.75
n÷5 4298171.8

Exponentiation

ny
n2 461857020557881
n3 9.9257041069695E+21
n4 2.133119074386E+29
n5 4.5842561257841E+36

Nth Root

y√n
2√n 4635.823443575
3√n 278.02547512522
4√n 68.086881582101
5√n 29.27188935975

Divisors of 21490859

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21490858
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21490859 can be divided by 8 positive divisors. The sum of these divisors (counting 21490859) is 1, the average is 0.125.

Base conversion 21490859

Base System Value
2 Binary 1010001111110110010101011
3 Ternary 1111102211220202
4 Quaternary 1101332302223
5 Quinary 21000201414
6 Senary 2044342415
8 Octal 121766253
10 Decimal 21490859
12 Duodecimal 7244a0b
16 Hexadecimal 147ecab
20 Vigesimal 6e672j
36 Base36 csmgb

Cryptographic Hash Functions

md5 92dcf68bd169a59aab323ff92ae0dfb1
sha1 78d13637145e0b92f0736574d5f96ac03c824833
sha256 d50bf812736e3495d9f6a799828645260764ccf46ab7dfe29287fd85f401e312
sha512 9179262e045091e98591de06a7b833586d2e1d7dc6621ec1974457df0253fbc0934a2912d4702a045e82be673617d583a45ad93f400f2230d58bbbb0d24eb4aa
ripemd-160 b62882bd90506b1665e4352c0ede0fb0b39a4cdf

21490859 as geometric shapes

Circle

Radius = n
Diameter 42981718
Circumference 135031049.50747
Area 1.4509666227935E+15

Sphere

Radius = n
Volume 4.1576692138882E+22
Surface area 5.803866491174E+15
Circumference 135031049.50747

Square

Length = n
Perimeter 85963436
Area 461857020557881
Diagonal 30392664.264848

Cube

Length = n
Surface area 2771142123347286
Volume 9.9257041069695E+21
Space diagonal 37223259.686299

Equilateral Triangle

Length = n
Perimeter 64472577
Area 1.9998995635966E+14
Altitude 18611629.843149

Triangular Pyramid

Length = n
Surface area 1.9998995635966E+14
Volume 1.1697554470149E+21
Height 10130888.088283