21551354 is an even 8-digits composite number following 21551353
and preceding 21551355 . In scientific notation, it is written as 2.1551354 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 16 positive divisors.
There are 9649200 positive integers (up to 21551354) that are relatively prime to 21551354.
21551354 has 16 divisors, whose sum is 35794656
The reverse of 21551354 is 45315512
Previous prime number is 67
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million five hundred fifty-one thousand three hundred fifty-four
Scientific notation
2.1551354 × 10^7
Engineering notation
2.1551354 × 10^6
Prime Factorization
2 × 11 × 67 × 14621
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21551354
Product of the distinct prime numbers
The prime factorization of 21551354 is 2 × 11 × 67 × 14621.
Since it has a total of 4 prime factors.
6 , 10 , 13 , 88 , 835 , 661 , 2647 , 5923 , 16570 , 75506 , 549690 , 520504 , 8559428 , 5497011 , 10241248 , 41710695 , 814648107 , 576489904 , 8377395336 , 3990359004
n×2
43102708
n×3
64654062
n×4
86205416
n×5
107756770
n÷2
10775677
n÷3
7183784.6666667
n÷3
5387838.5
n÷5
4310270.8
n2
464460859233316
n3
1.0009760396481E+22
n4
2.1572388975975E+29
n5
4.6491419144694E+36
2 √n
4642.3435891799
3 √n
278.28610367497
4 √n
68.134745828982
5 √n
29.28835042761
1 , 2 , 11 , 22 , 67 , 134 , 737 , 1474 , 14621 , 29242 , 160831 , 321662 , 979607 , 1959214 , 10775677 , 21551354
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21551353
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21551354 can be divided by 16 positive divisors.
The sum of these divisors (counting 21551354) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010001101100011111010
3
Ternary
1111112220220022
4
Quaternary
1102031203322
5
Quinary
21004120404
6
Senary
2045530442
8
Octal
122154372
10
Decimal
21551354
12
Duodecimal
7273a22
16
Hexadecimal
148d8fa
20
Vigesimal
6edi7e
36
Base36
ctx4q
md5
03a93ab883dfaa2085c077225c1f62d5
sha1
32232d4d821765be2f3362a6b82632a9b5740d39
sha256
b2b33bf95474ca19d4b5a13c79f765ee7c741d99de3ba04e4074fac69025648c
sha512
98aa223bc871c89cb172d7fc75f482d6dbf946ec142cc934acdc68f6774695c64a66c29358d6c68e178e110fb20935449d6f986bcf9db84a5c7286eb52c294b5
ripemd-160
1b745250dd4173236b1dc7f51474301900771872
Diameter
43102708
Circumference
135411150.80263
Area
1.4591468232474E+15
Volume
4.192878630104E+22
Surface area
5.8365872929896E+15
Circumference
135411150.80263
Perimeter
86205416
Area
464460859233316
Diagonal
30478217.114304
Surface area
2786765155399896
Volume
1.0009760396481E+22
Space diagonal
37328040.099903
Perimeter
64654062
Area
2.011174515798E+14
Altitude
18664020.049951
Surface area
2.011174515798E+14
Volume
1.1796615757341E+21
Height
10159405.704768