20197749 (number)

20197749 is an odd 8-digits composite number following 20197748 and preceding 20197750. In scientific notation, it is written as 2.0197749 × 10^7. The sum of its digits is 39. It has a total of 6 prime factors and 48 positive divisors. There are 10686720 positive integers (up to 20197749) that are relatively prime to 20197749.

Interesting facts

Basic properties

Name

Name twenty million one hundred ninety-seven thousand seven hundred forty-nine

Notation

Scientific notation 2.0197749 × 10^7
Engineering notation 2.0197749 × 10^6

Prime Factorization of 20197749

Prime Factorization 13 × 3 × 11 × 89 × 23 × 23

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 878163
Product of the distinct prime numbers

The prime factorization of 20197749 is 13 × 3 × 11 × 89 × 23 × 23. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20197749)

Multiplication

n×y
n×2 40395498
n×3 60593247
n×4 80790996
n×5 100988745

Division

n÷y
n÷2 10098874.5
n÷3 6732583
n÷3 5049437.25
n÷5 4039549.8

Exponentiation

ny
n2 407949064667001
n3 8.2396528129289E+21
n4 1.6642243936268E+29
n5 3.3613586582152E+36

Nth Root

y√n
2√n 4494.1905834088
3√n 272.33345152083
4√n 67.03872450613
5√n 28.910832275241

Divisors of 20197749

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20197748
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20197749 can be divided by 48 positive divisors. The sum of these divisors (counting 20197749) is 1, the average is 0.020833333333333.

Base conversion 20197749

Base System Value
2 Binary 1001101000011000101110101
3 Ternary 1102000011002210
4 Quaternary 1031003011311
5 Quinary 20132311444
6 Senary 2000524033
8 Octal 115030565
10 Decimal 20197749
12 Duodecimal 6920619
16 Hexadecimal 1343175
20 Vigesimal 664e79
36 Base36 c0wol

Cryptographic Hash Functions

md5 657f05784cbce21aaf8989a81ff020ca
sha1 b02bccb2b9e25bf32f28c30b6ca3c55acdc52f45
sha256 c7b0201a7b6b390a677f3682dd2ff37079b9dfb81f6eaf298385ee7874bfd863
sha512 b18df7c8e840c3cb821ec14e2bfd17f387e89f83defb65ed43340a24405da96260bc84f7e15c5023c973b86e3c66e8557e5de844254c0b03b091e3bc961b4a76
ripemd-160 c0df9805380a278a8a5f6d5ca22cacb976e35e2b

20197749 as geometric shapes

Circle

Radius = n
Diameter 40395498
Circumference 126906199.7549
Area 1.2816097845967E+15

Sphere

Radius = n
Volume 3.4514176993637E+22
Surface area 5.1264391383867E+15
Circumference 126906199.7549

Square

Length = n
Perimeter 80790996
Area 407949064667001
Diagonal 28563930.565208

Cube

Length = n
Surface area 2447694388002006
Volume 8.2396528129289E+21
Space diagonal 34983527.466523

Equilateral Triangle

Length = n
Perimeter 60593247
Area 1.7664712672586E+14
Altitude 17491763.733262

Triangular Pyramid

Length = n
Surface area 1.7664712672586E+14
Volume 9.710523964408E+20
Height 9521310.1884025