21551882 is an even 8-digits composite number following 21551881
and preceding 21551883 . In scientific notation, it is written as 2.1551882 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 9480000 positive integers (up to 21551882) that are relatively prime to 21551882.
21551882 has 16 divisors, whose sum is 36405504
The reverse of 21551882 is 28815512
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million five hundred fifty-one thousand eight hundred eighty-two
Scientific notation
2.1551882 × 10^7
Engineering notation
2.1551882 × 10^6
Prime Factorization
2 × 11 × 31 × 31601
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21551882
Product of the distinct prime numbers
The prime factorization of 21551882 is 2 × 11 × 31 × 31601.
Since it has a total of 4 prime factors.
8 , 9 , 41 , 67 , 57 , 484 , 216 , 8173 , 83008 , 69442 , 553956 , 992694 , 8208499 , 3690576 , 65768882 , 51833822 , 39315504 , 330268923 , 9860175730 , 260241296
n×2
43103764
n×3
64655646
n×4
86207528
n×5
107759410
n÷2
10775941
n÷3
7183960.6666667
n÷3
5387970.5
n÷5
4310376.4
n2
464483617741924
n3
1.0010496120507E+22
n4
2.1574503115063E+29
n5
4.6497114534446E+36
2 √n
4642.4004566603
3 √n
278.28837629108
4 √n
68.135163144006
5 √n
29.288493936899
1 , 2 , 11 , 22 , 31 , 62 , 341 , 682 , 31601 , 63202 , 347611 , 695222 , 979631 , 1959262 , 10775941 , 21551882
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
-21551881
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 21551882 can be divided by 16 positive divisors.
The sum of these divisors (counting 21551882) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010001101101100001010
3
Ternary
1111112221121212
4
Quaternary
1102031230022
5
Quinary
21004130012
6
Senary
2045533122
8
Octal
122155412
10
Decimal
21551882
12
Duodecimal
72741a2
16
Hexadecimal
148db0a
20
Vigesimal
6edje2
36
Base36
ctxje
md5
a56ce77d2a00b5057d850d9f75ce60a0
sha1
ce067742f0d21fe44dd5f8cccb91faec24f7f4fb
sha256
ad08e6ef3e094dcea75633845aaca2d7c77402a2a56bb5ef0b7f5cc5dbac92e5
sha512
5678765571d8e5a9b4617f08366844e20c0d4c0eddc3dccdbfc24a9ac45edb4d4d47f92879690fe761d0b8edd8a6da5c670b198134695521e79c1e494b6e189b
ripemd-160
43cbc5eae803164fdea759168ca272d5d41ca85a
Diameter
43103764
Circumference
135414468.32447
Area
1.4592183212108E+15
Volume
4.1931868094632E+22
Surface area
5.8368732848434E+15
Circumference
135414468.32447
Perimeter
86207528
Area
464483617741924
Diagonal
30478963.819065
Surface area
2786901706451544
Volume
1.0010496120507E+22
Space diagonal
37328954.622729
Perimeter
64655646
Area
2.011273063031E+14
Altitude
18664477.311365
Surface area
2.011273063031E+14
Volume
1.179748281642E+21
Height
10159654.606355