21556693 is an odd 8-digits composite number following 21556692
and preceding 21556694 . In scientific notation, it is written as 2.1556693 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 21030880 positive integers (up to 21556693) that are relatively prime to 21556693.
21556693 has 4 divisors, whose sum is 22082508
The reverse of 21556693 is 39665512
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million five hundred fifty-six thousand six hundred ninety-three
Scientific notation
2.1556693 × 10^7
Engineering notation
2.1556693 × 10^6
Prime Factorization
41 × 525773
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21556693
Product of the distinct prime numbers
The prime factorization of 21556693 is 41 × 525773.
Since it has a total of 2 prime factors.
7 , 2 , 3 , 79 , 715 , 756 , 283 , 3433 , 14806 , 16987 , 572482 , 869700 , 3907857 , 6435650 , 32108155 , 87807067 , 271358189 , 467914665 , 5417333978 , 8831811177
n×2
43113386
n×3
64670079
n×4
86226772
n×5
107783465
n÷2
10778346.5
n÷3
7185564.3333333
n÷3
5389173.25
n÷5
4311338.6
n2
464691013096249
n3
1.0017201509175E+22
n4
2.1593773765242E+29
n5
4.6549035176877E+36
2 √n
4642.9185864066
3 √n
278.30908207396
4 √n
68.138965257822
5 √n
29.289801427022
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
-21556692
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 21556693 can be divided by 4 positive divisors.
The sum of these divisors (counting 21556693) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010001110110111010101
3
Ternary
1111120012020001
4
Quaternary
1102032313111
5
Quinary
21004303233
6
Senary
2050011301
8
Octal
122166725
10
Decimal
21556693
12
Duodecimal
7276b31
16
Hexadecimal
148edd5
20
Vigesimal
6eebed
36
Base36
cu191
md5
12e9e6143237b0c46a31f75d9d488d66
sha1
41464a4987167255bacb0f0cf6621941e4305c11
sha256
eed3e5bb7f87e293ac3821c3a652c9a7a141418496db0b2a431d7b1f3068d174
sha512
4518f0525ee0fbecc1f2d1a366ca2c2f1796cccee7b63b74f4b2684f020192a99cf7e1a6e12799b8015a08c181ffa203aa79b78c71e76ef052001e13cc2dc562
ripemd-160
7b5ab69d5bd96bfcb1c4233c5c32942458104627
Diameter
43113386
Circumference
135444696.72898
Area
1.4598698729324E+15
Volume
4.1959955561003E+22
Surface area
5.8394794917295E+15
Circumference
135444696.72898
Perimeter
86226772
Area
464691013096249
Diagonal
30485767.600513
Surface area
2788146078577494
Volume
1.0017201509175E+22
Space diagonal
37337287.519164
Perimeter
64670079
Area
2.0121711112584E+14
Altitude
18668643.759582
Surface area
2.0121711112584E+14
Volume
1.1805385192749E+21
Height
10161922.533504