221517255 is an odd 9-digits composite number following 221517254
and preceding 221517256 . In scientific notation, it is written as 2.21517255 × 10^8.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 113005728 positive integers (up to 221517255) that are relatively prime to 221517255.
221517255 has 16 divisors, whose sum is 369838080
The reverse of 221517255 is 552715122
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
two hundred twenty-one million five hundred seventeen thousand two hundred fifty-five
Scientific notation
2.21517255 × 10^8
Engineering notation
2.21517255 × 10^6
Prime Factorization
3 × 5 × 23 × 642079
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
221517255
Product of the distinct prime numbers
The prime factorization of 221517255 is 3 × 5 × 23 × 642079.
Since it has a total of 4 prime factors.
10 , 7 , 33 , 32 , 739 , 503 , 2561 , 6413 , 89924 , 84919 , 267215 , 642474 , 3745616 , 5621025 , 85971122 , 8597557 , 352080637 , 83285600 , 8154710769 , 738259508
n×2
443034510
n×3
664551765
n×4
886069020
n×5
1107586275
n÷2
110758627.5
n÷3
73839085
n÷3
55379313.75
n÷5
44303451
n2
49069894262735025
n3
1.0869828280221E+25
n4
2.407854522956E+33
n5
5.3338132436455E+41
2 √n
14883.45574791
3 √n
605.06568054999
4 √n
121.99776943826
5 √n
46.674697527877
1 , 3 , 5 , 15 , 23 , 69 , 115 , 345 , 642079 , 1926237 , 3210395 , 9631185 , 14767817 , 44303451 , 73839085 , 221517255
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
-221517254
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 221517255 can be divided by 16 positive divisors.
The sum of these divisors (counting 221517255) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101001101000001010111000111
3
Ternary
120102211020112210
4
Quaternary
31031001113013
5
Quinary
423202023010
6
Senary
33551514503
8
Octal
1515012707
10
Decimal
221517255
12
Duodecimal
62228a33
16
Hexadecimal
d3415c7
20
Vigesimal
3949d2f
36
Base36
3nvvt3
md5
0592e435df414884847be3a0965675f1
sha1
ab07569932fde0b600647bdcda574d0e9abd146a
sha256
3cbc4ce8fe59646055d02621c32dc0065a65b47b888864faadd74c1aa2f27a3d
sha512
dd1479e81ce33147bad165bc1b5405c6bc87e77749440cfc5949f20d85890c43a5d9a714c0e21f53e2b6e9aa0e7a7d54e2ce8507e22d92b134ee4bb917cded74
ripemd-160
7f04fc88bfc784334fee8ba88e7a9636945e0d0b
Diameter
443034510
Circumference
1391833961.9028
Area
1.5415761932824E+17
Volume
4.5531430227901E+25
Surface area
6.1663047731295E+17
Circumference
1391833961.9028
Perimeter
886069020
Area
49069894262735025
Diagonal
313272706.32066
Surface area
294419365576410150
Volume
1.0869828280221E+25
Space diagonal
383679140.41319
Perimeter
664551765
Area
2.1247887496272E+16
Altitude
191839570.2066
Surface area
2.1247887496272E+16
Volume
1.2810215478796E+24
Height
104424235.44022