318,572

2² × 73 × 1091

318,572 factors as 2^2 × 73 × 1091. Its 12 positive divisors give a proper-divisor sum of 247,084, so this integer is deficient. The Collatz stopping time is 83 steps.

Prime Factor Structure

Factorization String 2^2 × 73 × 1091

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 565,656

Proper Divisor Sum 247,084

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #318569 ← → #318581

Radix Representation

Decimal	318572
Binary	1001101110001101100 (19 bits)
Octal	0o1156154
Hexadecimal	0x4DC6C

Divisor Catalog (12)

1 2 4 73 146 292 1,091 2,182 4,364 79,643 159,286 318,572

Collatz Trajectory (83 steps to reach 1)

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

318,572 159,286 79,643 238,930 119,465 358,396 179,198 89,599 268,798 134,399 403,198 201,599 604,798 302,399 907,198 453,599 1,360,798 680,399 2,041,198 1,020,599 3,061,798 1,530,899 4,592,698 2,296,349 6,889,048 3,444,524 1,722,262 861,131 2,583,394 1,291,697 3,875,092 1,937,546 968,773 2,906,320 1,453,160 726,580 363,290 181,645 544,936 272,468 136,234 68,117 204,352 102,176 51,088 25,544 12,772 6,386 3,193 9,580 4,790 2,395 7,186 3,593 10,780 5,390 2,695 8,086 4,043 12,130

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