21376980 is an even 8-digits composite number following 21376979
and preceding 21376981 . In scientific notation, it is written as 2.1376980 × 10^7.
The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors.
There are 5512320 positive integers (up to 21376980) that are relatively prime to 21376980.
21376980 has 24 divisors, whose sum is 49954464
The reverse of 21376980 is 08967312
Previous prime number is 1395
Is Prime? no Number parity even Number length 8 Sum of Digits 36 Digital Root 9
Name
twenty-one million three hundred seventy-six thousand nine hundred eighty
Scientific notation
2.1376980 × 10^7
Engineering notation
2.1376980 × 10^6
Prime Factorization
2 × 2 × 3 × 1395 × 1277
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
10688490 Product of the distinct prime numbers
The prime factorization of 21376980 is 2 × 2 × 3 × 1395 × 1277.
Since it has a total of 5 prime factors.
8 , 6 , 77 , 96 , 147 , 469 , 1351 , 9733 , 15964 , 85744 , 564270 , 460988 , 5313985 , 3623720 , 49258845 , 89145944 , 385850734 , 342410507 , 8314391905 , 5320461548
n×2
42753960
n×3
64130940
n×4
85507920
n×5
106884900
n÷2
10688490
n÷3
7125660
n÷3
5344245
n÷5
4275396
n2
456975273920400
n3
9.7687512910909E+21
n4
2.0882640097462E+29
n5
4.4640777971065E+36
2 √n4623.524629544
3 √n277.5335240726
4 √n67.99650453916
5 √n29.240801337087
1 , 2 , 3 , 4 , 6 , 12 , 1277 , 1395 , 2554 , 2790 , 3831 , 4185 , 5108 , 5580 , 7662 , 8370 , 15324 , 16740 , 1781415 , 3562830 , 5344245 , 7125660 , 10688490 , 21376980
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
-21376979 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 21376980 can be divided by 24 positive divisors.
The sum of these divisors (counting 21376980) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1010001100010111111010100
3
Ternary
1111020001201000
4
Quaternary
1101202333110
5
Quinary
20433030410
6
Senary
2042103300
8
Octal
121427724
10
Decimal
21376980
12
Duodecimal
71aab30
16
Hexadecimal
1462fd4
20
Vigesimal
6dc290
36
Base36
cq6l0
md5
242bd067364808f6c8cb7e0b99a8c1da
sha1
0bf460a229514e3af8eee6ad2ff8b36befb99368
sha256
fea538fd0a12b40d5a2932767c144a5f0a6409b93b3a2eacdd26129eb6ebfdd0
sha512
e5e9cc4cbc2e3b893f4d62cebd337688a5c0cd991f2da161fe29c98f1c57f7c1c871edde6649980075559795c7532b6c759e959abde631ec6e180cdcab425559
ripemd-160
1f066ae3aa0909166d2bfb84fc588d6c15fc6b77
Diameter
42753960
Circumference
134315526.64787
Area
1.4356301634205E+15
Volume
4.0919249721116E+22
Surface area
5.742520653682E+15
Circumference
134315526.64787
Perimeter
85507920
Area
456975273920400
Diagonal
30231615.038578
Surface area
2741851643522400
Volume
9.7687512910909E+21
Space diagonal
37026015.472384
Perimeter
64130940
Area
1.9787609805821E+14
Altitude
18513007.736192
Surface area
1.9787609805821E+14
Volume
1.1512583802759E+21
Height
10077205.012859