221547830 is an even 9-digits composite number following 221547829
and preceding 221547831 . In scientific notation, it is written as 2.21547830 × 10^8.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 75959232 positive integers (up to 221547830) that are relatively prime to 221547830.
221547830 has 16 divisors, whose sum is 455755680
The reverse of 221547830 is 038745122
Previous prime number is 7
Is Prime? no
Number parity even
Number length 9
Sum of Digits 32
Digital Root 5
Name
two hundred twenty-one million five hundred forty-seven thousand eight hundred thirty
Scientific notation
2.21547830 × 10^8
Engineering notation
2.21547830 × 10^6
Prime Factorization
2 × 5 × 7 × 3164969
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
221547830
Product of the distinct prime numbers
The prime factorization of 221547830 is 2 × 5 × 7 × 3164969.
Since it has a total of 4 prime factors.
7 , 8 , 76 , 98 , 840 , 227 , 389 , 8144 , 7052 , 59132 , 8137 , 328723 , 4009639 , 6095026 , 11543965 , 78850037 , 560486777 , 948584763 , 1876165740 , 2999273412
n×2
443095660
n×3
664643490
n×4
886191320
n×5
1107739150
n÷2
110773915
n÷3
73849276.666667
n÷3
55386957.5
n÷5
44309566
n2
49083440977708900
n3
1.0874329837544E+25
n4
2.4091841782122E+33
n5
5.3374952675325E+41
2 √n
14884.482859676
3 √n
605.09351740645
4 √n
122.00197891705
5 √n
46.675985915181
1 , 2 , 5 , 7 , 10 , 14 , 35 , 70 , 3164969 , 6329938 , 15824845 , 22154783 , 31649690 , 44309566 , 110773915 , 221547830
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
-221547829
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 221547830 can be divided by 16 positive divisors.
The sum of these divisors (counting 221547830) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101001101001000110100110110
3
Ternary
120102212210111012
4
Quaternary
31031020310312
5
Quinary
423204012310
6
Senary
33552312222
8
Octal
1515106466
10
Decimal
221547830
12
Duodecimal
62242672
16
Hexadecimal
d348d36
20
Vigesimal
394d9ba
36
Base36
3nwjee
md5
48670dc5b227a82c57544ffd70b8ef03
sha1
cf93bb885365c1bb5d30c59c59f5f7a1571e9b78
sha256
bf35fc479d222b3e342190fc79aa9fef2b2f12996cca8802916325cb24f74c6b
sha512
1cc6053e929218cc0b0f7c5ac6c062515d87e5991b28dd108e21c057086799846400a9784701c08f5f00a0ab03870208c07cefb963117f34333c988cd58212ab
ripemd-160
3cf05607b4f241433300b8bae56b61a8382733b1
Diameter
443095660
Circumference
1392026070.2935
Area
1.5420017758848E+17
Volume
4.5550286307123E+25
Surface area
6.1680071035391E+17
Circumference
1392026070.2935
Perimeter
886191320
Area
49083440977708900
Diagonal
313315945.90033
Surface area
294500645866253400
Volume
1.0874329837544E+25
Space diagonal
383732097.86663
Perimeter
664643490
Area
2.1253753395925E+16
Altitude
191866048.93332
Surface area
2.1253753395925E+16
Volume
1.2815520614978E+24
Height
104438648.63344