λ
Sigma Notebook

318,245

5 × 63649
Deficient Odd Composite

318,245 is odd and not a perfect square. Its factorization is 5 × 63649 and its 4 divisors sum to 381,900.

Prime Factor Structure

Factorization String 5 × 63649
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 381,900
Proper Divisor Sum 63,655
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #318233 ← → #318247

Radix Representation

Decimal 318245
Binary 1001101101100100101 (19 bits)
Octal 0o1155445
Hexadecimal 0x4DB25

Divisor Catalog (4)

1 5 63,649 318,245

Collatz Trajectory (78 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

318,245 954,736 477,368 238,684 119,342 59,671 179,014 89,507 268,522 134,261 402,784 201,392 100,696 50,348 25,174 12,587 37,762 18,881 56,644 28,322 14,161 42,484 21,242 10,621 31,864 15,932 7,966 3,983 11,950 5,975 17,926 8,963 26,890 13,445 40,336 20,168 10,084 5,042 2,521 7,564 3,782 1,891 5,674 2,837 8,512 4,256 2,128 1,064 532 266 133 400 200 100 50 25 76 38 19 58

More profiles

← Previous Integer #318,244 Browse Full Index Next Integer #318,246 →