21554967 is an odd 8-digits composite number following 21554966
and preceding 21554968 . In scientific notation, it is written as 2.1554967 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 12317112 positive integers (up to 21554967) that are relatively prime to 21554967.
21554967 has 4 divisors, whose sum is 22581416
The reverse of 21554967 is 76945512
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty-one million five hundred fifty-four thousand nine hundred sixty-seven
Scientific notation
2.1554967 × 10^7
Engineering notation
2.1554967 × 10^6
Prime Factorization
21 × 1026427
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21554967
Product of the distinct prime numbers
The prime factorization of 21554967 is 21 × 1026427.
Since it has a total of 2 prime factors.
8 , 1 , 18 , 1 , 594 , 888 , 2406 , 3777 , 75315 , 48974 , 527225 , 390510 , 1313767 , 2638018 , 48688569 , 73694782 , 497836802 , 97218103 , 1457621858 , 1806632574
n×2
43109934
n×3
64664901
n×4
86219868
n×5
107774835
n÷2
10777483.5
n÷3
7184989
n÷3
5388741.75
n÷5
4310993.4
n2
464616602371089
n3
1.0014795531761E+22
n4
2.1586858719885E+29
n5
4.6530402734079E+36
2 √n
4642.7327082226
3 √n
278.30165399742
4 √n
68.137601280223
5 √n
29.289332377188
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
-21554966
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 21554967 can be divided by 4 positive divisors.
The sum of these divisors (counting 21554967) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010001110011100010111
3
Ternary
1111120002212010
4
Quaternary
1102032130113
5
Quinary
21004224332
6
Senary
2045555303
8
Octal
122163427
10
Decimal
21554967
12
Duodecimal
7275b33
16
Hexadecimal
148e717
20
Vigesimal
6ee787
36
Base36
ctzx3
md5
a2ef27610c324fd40374c7921e698b89
sha1
a5054d724b7f24a8e078571e20db95e66be3ee13
sha256
51599b84a72ea8f6b55bb810b1bde117278556178804e23615023a8d1eb0f04a
sha512
a090ee57d65779da5b889ab3e524cbb4b40ff223fbeb0e49ab0bed150065ddae14bdf8578ec2422c4fc38e5c04dab1d5d38eb1509694b6482d6df75ea461a56c
ripemd-160
bb8e9093509fa670d7b2fc69fbc8dc4d6354753c
Diameter
43109934
Circumference
135433851.95114
Area
1.4596361047449E+15
Volume
4.1949877426379E+22
Surface area
5.8385444189795E+15
Circumference
135433851.95114
Perimeter
86219868
Area
464616602371089
Diagonal
30483326.667905
Surface area
2787699614226534
Volume
1.0014795531761E+22
Space diagonal
37334297.99947
Perimeter
64664901
Area
2.0118489033669E+14
Altitude
18667148.999735
Surface area
2.0118489033669E+14
Volume
1.1802549721175E+21
Height
10161108.889302