221211211 is an odd 9-digits composite number following 221211210
and preceding 221211212 . In scientific notation, it is written as 2.21211211 × 10^8.
The sum of its digits is 13. It has a total of 3 prime factors and 8 positive divisors.
There are 202822752 positive integers (up to 221211211) that are relatively prime to 221211211.
221211211 has 8 divisors, whose sum is 239828400
The reverse of 221211211 is 112112122
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 13
Digital Root 4
Name
two hundred twenty-one million two hundred eleven thousand two hundred eleven
Scientific notation
2.21211211 × 10^8
Engineering notation
2.21211211 × 10^6
Prime Factorization
13 × 149 × 114203
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
221211211
Product of the distinct prime numbers
The prime factorization of 221211211 is 13 × 149 × 114203.
Since it has a total of 3 prime factors.
9 , 7 , 98 , 88 , 63 , 742 , 4490 , 8677 , 39044 , 63096 , 609776 , 729614 , 84938 , 7907216 , 87699216 , 61016475 , 640424203 , 489818049 , 3710716240 , 142635190
n×2
442422422
n×3
663633633
n×4
884844844
n×5
1106056055
n÷2
110605605.5
n÷3
73737070.333333
n÷3
55302802.75
n÷5
44242242.2
n2
48934399872086521
n3
1.0824837855263E+25
n4
2.3945754908413E+33
n5
5.2970694415991E+41
2 √n
14873.170845519
3 √n
604.78690307127
4 √n
121.95561014369
5 √n
46.661793420914
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221211210
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221211211 can be divided by 8 positive divisors.
The sum of these divisors (counting 221211211) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101001011110110101001001011
3
Ternary
120102020200201211
4
Quaternary
31023312221023
5
Quinary
423112224321
6
Senary
33541153551
8
Octal
1513665113
10
Decimal
221211211
12
Duodecimal
620bb8b7
16
Hexadecimal
d2f6a4b
20
Vigesimal
392b80b
36
Base36
3npbnv
md5
10075f6fbe771d7eed615658eab2be09
sha1
f27cac629a131d4c2813a66623191bb048d5e8a8
sha256
426aad13fe9dd92932aaf01977b7c8b13e4b6ab7a682c4486037ed57b1b8b1ab
sha512
9e4d470ec30f4d63d8e5a366bef562ce1229f0e56643ba3cc393a2f433b26eb15345f318ef497c9259fe8f1901db0a3c691f416ae5b3e86f5f4bd64c6c2982fe
ripemd-160
86bccc88d83d64e1064b8bfcf43bde55735ccedf
Diameter
442422422
Circumference
1389911030.7386
Area
1.5373195114597E+17
Volume
4.5342974776524E+25
Surface area
6.1492780458389E+17
Circumference
1389911030.7386
Perimeter
884844844
Area
48934399872086521
Diagonal
312839894.74518
Surface area
293606399232519126
Volume
1.0824837855263E+25
Space diagonal
383149056.65584
Perimeter
663633633
Area
2.1189216704086E+16
Altitude
191574528.32792
Surface area
2.1189216704086E+16
Volume
1.2757193754502E+24
Height
104279964.91506