221374809 is an odd 9-digits composite number following 221374808
and preceding 221374810 . In scientific notation, it is written as 2.21374809 × 10^8.
The sum of its digits is 36. It has a total of 5 prime factors and 16 positive divisors.
There are 147374640 positive integers (up to 221374809) that are relatively prime to 221374809.
221374809 has 16 divisors, whose sum is 328426240
The reverse of 221374809 is 908473122
Previous prime number is 757
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
two hundred twenty-one million three hundred seventy-four thousand eight hundred nine
Scientific notation
2.21374809 × 10^8
Engineering notation
2.21374809 × 10^6
Prime Factorization
3 × 3 × 3 × 757 × 10831
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
24597201
Product of the distinct prime numbers
The prime factorization of 221374809 is 3 × 3 × 3 × 757 × 10831.
Since it has a total of 5 prime factors.
8 , 3 , 70 , 66 , 487 , 850 , 6991 , 2387 , 80502 , 99040 , 534325 , 958533 , 2916941 , 3186119 , 46090201 , 13851171 , 830341559 , 585849845 , 2637062264 , 5279693265
n×2
442749618
n×3
664124427
n×4
885499236
n×5
1106874045
n÷2
110687404.5
n÷3
73791603
n÷3
55343702.25
n÷5
44274961.8
n2
49006806059786481
n3
1.0848872331185E+25
n4
2.4016670401815E+33
n5
5.3166858230178E+41
2 √n
14878.669597783
3 √n
604.93595752216
4 √n
121.97815213301
5 √n
46.668693178667
1 , 3 , 9 , 27 , 757 , 2271 , 6813 , 10831 , 20439 , 32493 , 97479 , 292437 , 8199067 , 24597201 , 73791603 , 221374809
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
-221374808
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 221374809 can be divided by 16 positive divisors.
The sum of these divisors (counting 221374809) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101001100011110100101011001
3
Ternary
120102120000011000
4
Quaternary
31030132211121
5
Quinary
423132443214
6
Senary
33544455213
8
Octal
1514364531
10
Decimal
221374809
12
Duodecimal
6217a509
16
Hexadecimal
d31e959
20
Vigesimal
393bh09
36
Base36
3nstw9
md5
ae683259d68436c4582cefe50a3269fb
sha1
e487d9138fcaae7adbac4a02d5255afa116e9341
sha256
5617b1b06f3066e8ebe518dc56f12368ff051611bde447f5b88b58d5c4492f4b
sha512
4e93236681652bdd48fbd2e84276bdb2ad2901a6b3b996a66ba3bb499482a27c16e07b79e7e1411659b30e76878fb80a372ec7d9a82e3b286f7cb33675036a28
ripemd-160
b2f3f095ca02f7814bb1017759ebaa08cda2fe2a
Diameter
442749618
Circumference
1390938947.2885
Area
1.5395942189332E+17
Volume
4.5443650153847E+25
Surface area
6.158376875733E+17
Circumference
1390938947.2885
Perimeter
885499236
Area
49006806059786481
Diagonal
313071257.25555
Surface area
294040836358718886
Volume
1.0848872331185E+25
Space diagonal
383432416.70386
Perimeter
664124427
Area
2.1220569503056E+16
Altitude
191716208.35193
Surface area
2.1220569503056E+16
Volume
1.2785518656014E+24
Height
104357085.75185