21554086 is an even 8-digits composite number following 21554085
and preceding 21554087 . In scientific notation, it is written as 2.1554086 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 10765560 positive integers (up to 21554086) that are relatively prime to 21554086.
21554086 has 8 divisors, whose sum is 32365584
The reverse of 21554086 is 68045512
Previous prime number is 10453
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million five hundred fifty-four thousand eighty-six
Scientific notation
2.1554086 × 10^7
Engineering notation
2.1554086 × 10^6
Prime Factorization
2 × 10453 × 1031
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21554086
Product of the distinct prime numbers
The prime factorization of 21554086 is 2 × 10453 × 1031.
Since it has a total of 3 prime factors.
7 , 9 , 67 , 19 , 528 , 533 , 4444 , 5296 , 84056 , 15633 , 353703 , 683747 , 7028971 , 6896537 , 53469973 , 24372176 , 762751935 , 387801868 , 5334811255 , 7744048727
n×2
43108172
n×3
64662258
n×4
86216344
n×5
107770430
n÷2
10777043
n÷3
7184695.3333333
n÷3
5388521.5
n÷5
4310817.2
n2
464578623295396
n3
1.0013567600271E+22
n4
2.1583329722305E+29
n5
4.6520894500091E+36
2 √n
4642.6378277871
3 √n
278.29786234083
4 √n
68.136905035283
5 √n
29.28909294909
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21554085
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21554086 can be divided by 8 positive divisors.
The sum of these divisors (counting 21554086) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010001110001110100110
3
Ternary
1111120001122111
4
Quaternary
1102032032212
5
Quinary
21004212321
6
Senary
2045551234
8
Octal
122161646
10
Decimal
21554086
12
Duodecimal
727551a
16
Hexadecimal
148e3a6
20
Vigesimal
6ee546
36
Base36
ctz8m
md5
4f937d3917807bf312df0e03425906b8
sha1
643becdea5625e9205ddcbd850b4533f03b5271b
sha256
e67988d516cdcb9faacd71799402123d3232246c47a0755085ae1d01c10fe503
sha512
986e34ef0194847d1d9710c6e1fae0d0fb86c0e3c88ad07bb476c786c5e6349260d86a8733e58994df4560af96eddb2fb91b26b02e93aa47ff74af09090810ea
ripemd-160
6290017a3638622a591c0fe8cd6e4209daebaa72
Diameter
43108172
Circumference
135428316.46489
Area
1.4595167899597E+15
Volume
4.194473387898E+22
Surface area
5.8380671598387E+15
Circumference
135428316.46489
Perimeter
86216344
Area
464578623295396
Diagonal
30482080.745756
Surface area
2787471739772376
Volume
1.0013567600271E+22
Space diagonal
37332772.062709
Perimeter
64662258
Area
2.0116844491451E+14
Altitude
18666386.031355
Surface area
2.0116844491451E+14
Volume
1.1801102590035E+21
Height
10160693.581919