21554039 is an odd 8-digits composite number following 21554038
and preceding 21554040 . In scientific notation, it is written as 2.1554039 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 19847520 positive integers (up to 21554039) that are relatively prime to 21554039.
21554039 has 8 divisors, whose sum is 23268672
The reverse of 21554039 is 93045512
Previous prime number is 463
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million five hundred fifty-four thousand thirty-nine
Scientific notation
2.1554039 × 10^7
Engineering notation
2.1554039 × 10^6
Prime Factorization
13 × 463 × 3581
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21554039
Product of the distinct prime numbers
The prime factorization of 21554039 is 13 × 463 × 3581.
Since it has a total of 3 prime factors.
10 , 4 , 39 , 71 , 801 , 763 , 3087 , 7576 , 97802 , 14022 , 562976 , 787588 , 8426405 , 6654072 , 24091047 , 31042310 , 508423607 , 201644230 , 9168423138 , 2968338005
n×2
43108078
n×3
64662117
n×4
86216156
n×5
107770195
n÷2
10777019.5
n÷3
7184679.6666667
n÷3
5388509.75
n÷5
4310807.8
n2
464576597213521
n3
1.0013502094828E+22
n4
2.1583141467849E+29
n5
4.6520387294054E+36
2 √n
4642.6327660068
3 √n
278.29766005886
4 √n
68.136867891082
5 √n
29.289080175748
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
-21554038
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 21554039 can be divided by 8 positive divisors.
The sum of these divisors (counting 21554039) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010001110001101110111
3
Ternary
1111120001120202
4
Quaternary
1102032031313
5
Quinary
21004212124
6
Senary
2045551115
8
Octal
122161567
10
Decimal
21554039
12
Duodecimal
727549b
16
Hexadecimal
148e377
20
Vigesimal
6ee51j
36
Base36
ctz7b
md5
f2c6cc413680f60f40d10590a9eaa5bc
sha1
0d4ec0d971e28835ce0f2ba5d814b69e21703a58
sha256
1b7e35264befc1a0e9aaec3bbbed86404ee7eef6f98f590d695beb6b0d042376
sha512
99ea553707998a1055b7a677cf4f78a968825299ad5551c1d473893b0e508598aab81e7bd7bbb5fc73c99888a43d6f745f1ef53923e1cc4b7a96d5e94a2a81f2
ripemd-160
a08e27772e27a708f6bb167f85b38c1a68db5e25
Diameter
43108078
Circumference
135428021.15518
Area
1.4595104248357E+15
Volume
4.1944459490422E+22
Surface area
5.838041699343E+15
Circumference
135428021.15518
Perimeter
86216156
Area
464576597213521
Diagonal
30482014.277719
Surface area
2787459583281126
Volume
1.0013502094828E+22
Space diagonal
37332690.656321
Perimeter
64662117
Area
2.0116756759532E+14
Altitude
18666345.328161
Surface area
2.0116756759532E+14
Volume
1.180102539113E+21
Height
10160671.425906