268321921 is an odd 9-digits composite number following 268321920
and preceding 268321922 . In scientific notation, it is written as 2.68321921 × 10^8.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 227879568 positive integers (up to 268321921) that are relatively prime to 268321921.
268321921 has 8 divisors, whose sum is 309467840
The reverse of 268321921 is 129123862
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
two hundred sixty-eight million three hundred twenty-one thousand nine hundred twenty-one
Scientific notation
2.68321921 × 10^8
Engineering notation
2.68321921 × 10^6
Prime Factorization
7 × 109 × 351667
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
268321921
Product of the distinct prime numbers
The prime factorization of 268321921 is 7 × 109 × 351667.
Since it has a total of 3 prime factors.
7 , 10 , 87 , 99 , 452 , 669 , 7509 , 628 , 23348 , 92961 , 811680 , 212061 , 3904644 , 5409810 , 5438635 , 49074257 , 267312961 , 385755960 , 4058637951 , 1374253066
n×2
536643842
n×3
804965763
n×4
1073287684
n×5
1341609605
n÷2
134160960.5
n÷3
89440640.333333
n÷3
67080480.25
n÷5
53664384.2
n2
71996653289130241
n3
1.931828031611E+25
n4
5.1835180848352E+33
n5
1.3908515300612E+42
2 √n
16380.534820329
3 √n
644.98861907287
4 √n
127.98646342613
5 √n
48.498826563081
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
-268321920
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 268321921 can be divided by 8 positive divisors.
The sum of these divisors (counting 268321921) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111111111100100010010000001
3
Ternary
200200220011110221
4
Quaternary
33333210102001
5
Quinary
1022142300141
6
Senary
42343023041
8
Octal
1777442201
10
Decimal
268321921
12
Duodecimal
75a3aa81
16
Hexadecimal
ffe4481
20
Vigesimal
43h04g1
36
Base36
4fr2ip
md5
e548cb4b1f81c5b0cf399d1e1af57860
sha1
0d07ac466d90faa9f1d34e9e506a58984782275e
sha256
c518409f0d17a8dbc220a200e64fead199626ffda25275822d81f629cb46de63
sha512
a24433b71906a139d4f274aabaa14530b77430624a97ed6b2e4f9f21b56663a28772b2e31b996a33543a005be368df2c9dd8f49dca6f53402b4ff90830330244
ripemd-160
6ff1c308a4376b28e1fd767117be75c80011a499
Diameter
536643842
Circumference
1685916351.6214
Area
2.2618415705618E+17
Volume
8.0920223361441E+25
Surface area
9.0473662822473E+17
Circumference
1685916351.6214
Perimeter
1073287684
Area
71996653289130241
Diagonal
379464499.7602
Surface area
431979919734781446
Volume
1.931828031611E+25
Space diagonal
464747199.95648
Perimeter
804965763
Area
3.1175465367924E+16
Altitude
232373599.97824
Surface area
3.1175465367924E+16
Volume
2.2766811687307E+24
Height
126488166.58673