21604953 is an odd 8-digits composite number following 21604952
and preceding 21604954 . In scientific notation, it is written as 2.1604953 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 14403300 positive integers (up to 21604953) that are relatively prime to 21604953.
21604953 has 4 divisors, whose sum is 28806608
The reverse of 21604953 is 35940612
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million six hundred four thousand nine hundred fifty-three
Scientific notation
2.1604953 × 10^7
Engineering notation
2.1604953 × 10^6
Prime Factorization
3 × 7201651
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21604953
Product of the distinct prime numbers
The prime factorization of 21604953 is 3 × 7201651.
Since it has a total of 2 prime factors.
8 , 7 , 33 , 93 , 422 , 623 , 786 , 6621 , 36625 , 91640 , 316275 , 172962 , 7059898 , 4860965 , 35326577 , 81605913 , 944715340 , 6783351 , 2031608730 , 2020917089
n×2
43209906
n×3
64814859
n×4
86419812
n×5
108024765
n÷2
10802476.5
n÷3
7201651
n÷3
5401238.25
n÷5
4320990.6
n2
466773994132209
n3
1.0084630204849E+22
n4
2.1787796159814E+29
n5
4.7072431200635E+36
2 √n
4648.1128428643
3 √n
278.51661523203
4 √n
68.177069773233
5 √n
29.302904194718
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
-21604952
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 21604953 can be divided by 4 positive divisors.
The sum of these divisors (counting 21604953) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010011010101001011001
3
Ternary
1111122122102110
4
Quaternary
1102122221121
5
Quinary
21012324303
6
Senary
2051022533
8
Octal
122325131
10
Decimal
21604953
12
Duodecimal
729aa49
16
Hexadecimal
149aa59
20
Vigesimal
6f0c7d
36
Base36
cv2hl
md5
96940dd020fd112b8332718ee18b8e4e
sha1
a7a863613e75b69c6327b6e508cf7d93e99586f6
sha256
f6491637da12d987ff07e5914532b64d6ccc215e4cf9e5afeeb9327a3e9e14f3
sha512
6d58258668a6fe5d0365945489fca5bc192a8ba5d431c5349999a0b6d0aea3c45432ae95c057d9cc69b04018ed7b7bf8078c19e1441f1c709b1e914f2f5f62ae
ripemd-160
dc60eb0a86fa1437d6bb45b2d9400ddb99375a6c
Diameter
43209906
Circumference
135747923.25191
Area
1.4664137508525E+15
Volume
4.2242400220963E+22
Surface area
5.8656550034101E+15
Circumference
135747923.25191
Perimeter
86419812
Area
466773994132209
Diagonal
30554017.547033
Surface area
2800643964793254
Volume
1.0084630204849E+22
Space diagonal
37420876.291138
Perimeter
64814859
Area
2.0211906837221E+14
Altitude
18710438.145569
Surface area
2.0211906837221E+14
Volume
1.1884850672679E+21
Height
10184672.515678