221444997 is an odd 9-digits composite number following 221444996
and preceding 221444998 . In scientific notation, it is written as 2.21444997 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 142657200 positive integers (up to 221444997) that are relatively prime to 221444997.
221444997 has 16 divisors, whose sum is 305233920
The reverse of 221444997 is 799444122
Previous prime number is 919
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
two hundred twenty-one million four hundred forty-four thousand nine hundred ninety-seven
Scientific notation
2.21444997 × 10^8
Engineering notation
2.21444997 × 10^6
Prime Factorization
3 × 31 × 919 × 2591
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
221444997
Product of the distinct prime numbers
The prime factorization of 221444997 is 3 × 31 × 919 × 2591.
Since it has a total of 4 prime factors.
9 , 6 , 70 , 41 , 8 , 828 , 7492 , 5783 , 57859 , 62491 , 160549 , 946921 , 4987772 , 3377613 , 16176129 , 85895373 , 68701251 , 471142837 , 7740954438 , 505993121
n×2
442889994
n×3
664334991
n×4
885779988
n×5
1107224985
n÷2
110722498.5
n÷3
73814999
n÷3
55361249.25
n÷5
44288999.4
n2
49037886696330009
n3
1.0859194672355E+25
n4
2.4047143316421E+33
n5
5.3251195795634E+41
2 √n
14881.028089484
3 √n
604.99988343235
4 √n
121.98781943081
5 √n
46.671652112355
1 , 3 , 31 , 93 , 919 , 2591 , 2757 , 7773 , 28489 , 80321 , 85467 , 240963 , 2381129 , 7143387 , 73814999 , 221444997
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
-221444996
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 221444997 can be divided by 16 positive divisors.
The sum of these divisors (counting 221444997) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101001100101111101110000101
3
Ternary
120102200120102120
4
Quaternary
31030233232011
5
Quinary
423142214442
6
Senary
33550200153
8
Octal
1514575605
10
Decimal
221444997
12
Duodecimal
621b3059
16
Hexadecimal
d32fb85
20
Vigesimal
3940c9h
36
Base36
3nuc1x
md5
6660bd619a11180f62bd48c8e4e332e4
sha1
1e472ae61f20ef93991e8e11e7a2f0a71a78e0d9
sha256
b5acbbfe2f2a5086e08dca16f4948350d978b17c5c78dfe10111e96024f40492
sha512
49426252cbbe4277ccd13c96cd90d93108d9220ad700c61bdbb6648966f84578c886b9adb52867608c087635f8de3e7a1ff931493baa7d79a36d5f97760c1642
ripemd-160
4a548eac6d73c678fdf388d45535aa415fb3653b
Diameter
442889994
Circumference
1391379951.4988
Area
1.5405706459276E+17
Volume
4.548688827543E+25
Surface area
6.1622825837104E+17
Circumference
1391379951.4988
Perimeter
885779988
Area
49037886696330009
Diagonal
313170518.07707
Surface area
294227320177980054
Volume
1.0859194672355E+25
Space diagonal
383553985.88594
Perimeter
664334991
Area
2.1234027813462E+16
Altitude
191776992.94297
Surface area
2.1234027813462E+16
Volume
1.2797683651745E+24
Height
104390172.69236