21497772 (number)

21497772 is an even 8-digits composite number following 21497771 and preceding 21497773. In scientific notation, it is written as 2.1497772 × 10^7. The sum of its digits is 39. It has a total of 5 prime factors and 24 positive divisors. There are 7085056 positive integers (up to 21497772) that are relatively prime to 21497772.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred ninety-seven thousand seven hundred seventy-two

Notation

Scientific notation 2.1497772 × 10^7
Engineering notation 2.1497772 × 10^6

Prime Factorization of 21497772

Prime Factorization 2 × 2 × 3 × 89 × 20129

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10748886
Product of the distinct prime numbers

The prime factorization of 21497772 is 2 × 2 × 3 × 89 × 20129. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 9, 30, 88, 670, 40, 5677, 7486, 31881, 1212, 478981, 716614, 7484891, 3617923, 56594116, 90601412, 288687070, 660466974, 9883842782, 4851293975

Basic calculations (n = 21497772)

Multiplication

n×y
n×2 42995544
n×3 64493316
n×4 85991088
n×5 107488860

Division

n÷y
n÷2 10748886
n÷3 7165924
n÷3 5374443
n÷5 4299554.4

Exponentiation

ny
n2 462154200963984
n3 9.9352856411659E+21
n4 2.1358650546866E+29
n5 4.591633996842E+36

Nth Root

y√n
2√n 4636.5689901046
3√n 278.05528290013
4√n 68.09235632657
5√n 29.273772304859

Divisors of 21497772

1, 2, 3, 4, 6, 12, 89, 178, 267, 356, 534, 1068, 20129, 40258, 60387, 80516, 120774, 241548, 1791481, 3582962, 5374443, 7165924, 10748886, 21497772

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 -21497771
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 21497772 can be divided by 24 positive divisors. The sum of these divisors (counting 21497772) is 1, the average is 0.041666666666667.

Base conversion 21497772

Base System Value
2 Binary 1010010000000011110101100
3 Ternary 1111110012101210
4 Quaternary 1102000132230
5 Quinary 21000412042
6 Senary 2044434420
8 Octal 122003654
10 Decimal 21497772
12 Duodecimal 7248a10
16 Hexadecimal 14807ac
20 Vigesimal 6e748c
36 Base36 csrsc

Cryptographic Hash Functions

md5 f45c170756d9c277e625291910882559
sha1 ee53813fcba82d7f6c3bc357f9692d0f8e71d414
sha256 3ed16d28cf5bd46fa72f4760b094ed58c93391f6b65a829682de9832e68784e2
sha512 5ffeb3c9c3cc5f05af22ac4b66e13b3b2f58962501fb343e2ae43f4958a828de6d0181e78616a99514c51400c20f619bd289c5c488d644bae46ca00584a3ae6b
ripemd-160 fcb3caaed9d97fcb3082d863a41da07645091b12

21497772 as geometric shapes

Circle

Radius = n
Diameter 42995544
Circumference 135074485.1675
Area 1.4519002425741E+15

Sphere

Radius = n
Volume 4.1616827175471E+22
Surface area 5.8076009702965E+15
Circumference 135074485.1675

Square

Length = n
Perimeter 85991088
Area 462154200963984
Diagonal 30402440.723205

Cube

Length = n
Surface area 2772925205783904
Volume 9.9352856411659E+21
Space diagonal 37235233.353532

Equilateral Triangle

Length = n
Perimeter 64493316
Area 2.0011863925025E+14
Altitude 18617616.676766

Triangular Pyramid

Length = n
Surface area 2.0011863925025E+14
Volume 1.170884641649E+21
Height 10134146.907735