21554974 is an even 8-digits composite number following 21554973
and preceding 21554975 . In scientific notation, it is written as 2.1554974 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 9237840 positive integers (up to 21554974) that are relatively prime to 21554974.
21554974 has 8 divisors, whose sum is 36951408
The reverse of 21554974 is 47945512
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million five hundred fifty-four thousand nine hundred seventy-four
Scientific notation
2.1554974 × 10^7
Engineering notation
2.1554974 × 10^6
Prime Factorization
2 × 7 × 1539641
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21554974
Product of the distinct prime numbers
The prime factorization of 21554974 is 2 × 7 × 1539641.
Since it has a total of 3 prime factors.
6 , 7 , 43 , 84 , 625 , 926 , 5983 , 6479 , 90430 , 42737 , 783906 , 392333 , 9470631 , 8972604 , 664414 , 94073904 , 600351935 , 851357140 , 2035956749 , 2305656577
n×2
43109948
n×3
64664922
n×4
86219896
n×5
107774870
n÷2
10777487
n÷3
7184991.3333333
n÷3
5388743.5
n÷5
4310994.8
n2
464616904140676
n3
1.0014805288713E+22
n4
2.1586886761327E+29
n5
4.6530478288134E+36
2 √n
4642.7334620889
3 √n
278.30168412367
4 √n
68.137606812163
5 √n
29.289334279536
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
-21554973
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 21554974 can be divided by 8 positive divisors.
The sum of these divisors (counting 21554974) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010001110011100011110
3
Ternary
1111120002212101
4
Quaternary
1102032130132
5
Quinary
21004224344
6
Senary
2045555314
8
Octal
122163436
10
Decimal
21554974
12
Duodecimal
7275b3a
16
Hexadecimal
148e71e
20
Vigesimal
6ee78e
36
Base36
ctzxa
md5
df51df8fce07da61ac765f5542bbf1ac
sha1
09c3ff39611d5dd5b70f4665a3d1997855948f73
sha256
777dc02c73fa5b27013151261fc97edf17b365f349e1d98519387c8c5a6834c4
sha512
99e9b359eeb44c64a2c3ef5eb48756b806701e8b3114380a817a73ea24670caa23268fd10bf7c5c04fafc55bd1d08cc4e589818f03140370e8cebf5d2d4844b9
ripemd-160
60c80fe83170bda84b886a4b79b032dc8794318c
Diameter
43109948
Circumference
135433895.93344
Area
1.459637052782E+15
Volume
4.1949918296203E+22
Surface area
5.8385482111279E+15
Circumference
135433895.93344
Perimeter
86219896
Area
464616904140676
Diagonal
30483336.567399
Surface area
2787701424844056
Volume
1.0014805288713E+22
Space diagonal
37334310.123826
Perimeter
64664922
Area
2.0118502100675E+14
Altitude
18667155.061913
Surface area
2.0118502100675E+14
Volume
1.1802561219853E+21
Height
10161112.189133