21498897 (number)

21498897 is an odd 8-digits composite number following 21498896 and preceding 21498898. In scientific notation, it is written as 2.1498897 × 10^7. The sum of its digits is 48. It has a total of 5 prime factors and 24 positive divisors. There are 11553024 positive integers (up to 21498897) that are relatively prime to 21498897.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred ninety-eight thousand eight hundred ninety-seven

Notation

Scientific notation 2.1498897 × 10^7
Engineering notation 2.1498897 × 10^6

Prime Factorization of 21498897

Prime Factorization 7 × 3 × 119 × 7 × 1229

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 3071271
Product of the distinct prime numbers

The prime factorization of 21498897 is 7 × 3 × 119 × 7 × 1229. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 5, 50, 61, 66, 54, 6132, 5062, 81461, 7147, 244345, 196435, 6647650, 7788315, 28367041, 63790723, 427649266, 231340070, 2770122267, 9757181579

Basic calculations (n = 21498897)

Multiplication

n×y
n×2 42997794
n×3 64496691
n×4 85995588
n×5 107494485

Division

n÷y
n÷2 10749448.5
n÷3 7166299
n÷3 5374724.25
n÷5 4299779.4

Exponentiation

ny
n2 462202572216609
n3 9.9368454932199E+21
n4 2.1363121776365E+29
n5 4.5928355466853E+36

Nth Root

y√n
2√n 4636.6903066735
3√n 278.0601331196
4√n 68.093247144438
5√n 29.274078683627

Divisors of 21498897

1, 3, 7, 21, 49, 119, 147, 357, 833, 1229, 2499, 3687, 5831, 8603, 17493, 25809, 60221, 146251, 180663, 438753, 1023757, 3071271, 7166299, 21498897

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21498896
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21498897 can be divided by 24 positive divisors. The sum of these divisors (counting 21498897) is 1, the average is 0.041666666666667.

Base conversion 21498897

Base System Value
2 Binary 1010010000000110000010001
3 Ternary 1111110020221110
4 Quaternary 1102000300101
5 Quinary 21000431042
6 Senary 2044443533
8 Octal 122006021
10 Decimal 21498897
12 Duodecimal 72495a9
16 Hexadecimal 1480c11
20 Vigesimal 6e774h
36 Base36 cssnl

Cryptographic Hash Functions

md5 37cece1b6668d34b56720c66c174512f
sha1 5122dfb559be41038a55f5ac6b146d6fb2b8afd8
sha256 bfdbe4daae1e51aa5815bfc7ca033d0cbc1bc4a0693cb7c2c2b25d3aaeb3ab88
sha512 e1abe61a208882b288ebdf31dcb864eb548762754ef8f8ae3e3f3e0b2b87749686bc30c492e55883868f2d63ac5c237821ff11140566650cd04c997a0cd82492
ripemd-160 cc6de35067aa2ade0cf37a83ea0b800530a2fb3a

21498897 as geometric shapes

Circle

Radius = n
Diameter 42997794
Circumference 135081553.75097
Area 1.452052205346E+15

Sphere

Radius = n
Volume 4.1623361068475E+22
Surface area 5.808208821384E+15
Circumference 135081553.75097

Square

Length = n
Perimeter 85995588
Area 462202572216609
Diagonal 30404031.713462

Cube

Length = n
Surface area 2773215433299654
Volume 9.9368454932199E+21
Space diagonal 37237181.91069

Equilateral Triangle

Length = n
Perimeter 64496691
Area 2.0013958461705E+14
Altitude 18618590.955345

Triangular Pyramid

Length = n
Surface area 2.0013958461705E+14
Volume 1.1710684719765E+21
Height 10134677.237821