21276919 is an odd 8-digits composite number following 21276918
and preceding 21276920 . In scientific notation, it is written as 2.1276919 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 21225960 positive integers (up to 21276919) that are relatively prime to 21276919.
21276919 has 4 divisors, whose sum is 21327880
The reverse of 21276919 is 91967212
Previous prime number is 421
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million two hundred seventy-six thousand nine hundred nineteen
Scientific notation
2.1276919 × 10^7
Engineering notation
2.1276919 × 10^6
Prime Factorization
421 × 50539
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21276919
Product of the distinct prime numbers
The prime factorization of 21276919 is 421 × 50539.
Since it has a total of 2 prime factors.
8 , 3 , 63 , 33 , 204 , 96 , 6853 , 3837 , 15581 , 89614 , 485831 , 237154 , 6530382 , 580709 , 45660676 , 31112578 , 36407645 , 349113517 , 9470367202 , 5913890762
n×2
42553838
n×3
63830757
n×4
85107676
n×5
106384595
n÷2
10638459.5
n÷3
7092306.3333333
n÷3
5319229.75
n÷5
4255383.8
n2
452707282132561
n3
9.6322161726446E+21
n4
2.0494388329585E+29
n5
4.3605744044313E+36
2 √n
4612.6910800529
3 √n
277.09982196461
4 √n
67.916795272252
5 √n
29.213375972124
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21276918
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21276919 can be divided by 4 positive divisors.
The sum of these divisors (counting 21276919) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001001010100011110111
3
Ternary
1111000222110001
4
Quaternary
1101022203313
5
Quinary
20421330134
6
Senary
2040012131
8
Octal
121124367
10
Decimal
21276919
12
Duodecimal
7161047
16
Hexadecimal
144a8f7
20
Vigesimal
6cjc5j
36
Base36
co1dj
md5
ed7929a61ae5cd6ed11175c2674c52ca
sha1
3fa9a30f1600cff915b8238a8167512561610247
sha256
cfe3b8617ca7dd29ffab55ec71a5e38a6147ef316eea85f408c04fa0ef0fded5
sha512
9053c613e72c66bce8db9ff7855330ef64b5fa7e74562a65ff6ec1505a662fcb34c171ea8a9cc293c0b602dfcee201146ddb2f0b7426124ef3c5131e1544d4b5
ripemd-160
1450768ed6c292bafb1086dcecc60f88c6b9c5ef
Diameter
42553838
Circumference
133686824.84285
Area
1.4222218717743E+15
Volume
4.0347332754359E+22
Surface area
5.688887487097E+15
Circumference
133686824.84285
Perimeter
85107676
Area
452707282132561
Diagonal
30090107.415314
Surface area
2716243692795366
Volume
9.6322161726446E+21
Space diagonal
36852704.736528
Perimeter
63830757
Area
1.960280034025E+14
Altitude
18426352.368264
Surface area
1.960280034025E+14
Volume
1.1351675622553E+21
Height
10030035.805105