221213639 is an odd 9-digits composite number following 221213638
and preceding 221213640 . In scientific notation, it is written as 2.21213639 × 10^8.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 202573440 positive integers (up to 221213639) that are relatively prime to 221213639.
221213639 has 4 divisors, whose sum is 221565960
The reverse of 221213639 is 936312122
Previous prime number is 629
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
two hundred twenty-one million two hundred thirteen thousand six hundred thirty-nine
Scientific notation
2.21213639 × 10^8
Engineering notation
2.21213639 × 10^6
Prime Factorization
629 × 351691
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
221213639
Product of the distinct prime numbers
The prime factorization of 221213639 is 629 × 351691.
Since it has a total of 2 prime factors.
1 , 6 , 70 , 47 , 550 , 843 , 4877 , 2282 , 48757 , 72987 , 311207 , 649612 , 7796454 , 8180689 , 57454408 , 87640390 , 743844614 , 549827893 , 5594499728 , 5918754630
n×2
442427278
n×3
663640917
n×4
884854556
n×5
1106068195
n÷2
110606819.5
n÷3
73737879.666667
n÷3
55303409.75
n÷5
44242727.8
n2
48935474079622321
n3
1.0825194297343E+25
n4
2.3946806233974E+33
n5
5.2973601494452E+41
2 √n
14873.252468778
3 √n
604.78911576386
4 √n
121.95594478654
5 √n
46.661895851832
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
-221213638
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 221213639 can be divided by 4 positive divisors.
The sum of these divisors (counting 221213639) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101001011110111001111000111
3
Ternary
120102020211001202
4
Quaternary
31023313033013
5
Quinary
423112314024
6
Senary
33541213115
8
Octal
1513671707
10
Decimal
221213639
12
Duodecimal
6210119b
16
Hexadecimal
d2f73c7
20
Vigesimal
392be1j
36
Base36
3npdjb
md5
8d4a49b59d4f1434a620de36907ad493
sha1
4efc59fd6493c3dd5dfb02bde29216a8d143bb5f
sha256
f1a6069988ac19ea5bade339efde015b733b44ef7ed132bb2e8eae9c37c50483
sha512
b92c132f2e5ae567fe6b78d9cf611740d4f6a7cd839605ab598d5f4e3ec289d12c7ffd786a54421226cf48f3e99912529c7d3a84c1dc5037a13970ca7754ce0b
ripemd-160
29563d340d4c1c9726cfec3eb95c250af8678eb7
Diameter
442427278
Circumference
1389926286.3125
Area
1.5373532586848E+17
Volume
4.5344467837622E+25
Surface area
6.149413034739E+17
Circumference
1389926286.3125
Perimeter
884854556
Area
48935474079622321
Diagonal
312843328.45571
Surface area
293612844477733926
Volume
1.0825194297343E+25
Space diagonal
383153262.0752
Perimeter
663640917
Area
2.1189681849594E+16
Altitude
191576631.0376
Surface area
2.1189681849594E+16
Volume
1.2757613825522E+24
Height
104281109.48524