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979,900

22 × 52 × 41 × 239
Abundant Even Composite

979,900 factors as 2^2 × 5^2 × 41 × 239. Its 36 positive divisors give a proper-divisor sum of 1,207,460, so this integer is abundant. The Collatz stopping time is 170 steps.

Prime Factor Structure

Factorization String 2^2 × 5^2 × 41 × 239
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 36
Divisor Sum (σ) 2,187,360
Proper Divisor Sum 1,207,460
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #979889 ← → #979907

Radix Representation

Decimal 979900
Binary 11101111001110111100 (20 bits)
Octal 0o3571674
Hexadecimal 0xEF3BC

Divisor Catalog (36)

1 2 4 5 10 20 25 41 50 82 100 164 205 239 410 478 820 956 1,025 1,195 2,050 2,390 4,100 4,780 5,975 9,799 11,950 19,598 23,900 39,196 48,995 97,990 195,980 244,975 489,950 979,900

Collatz Trajectory (170 steps to reach 1)

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

979,900 489,950 244,975 734,926 367,463 1,102,390 551,195 1,653,586 826,793 2,480,380 1,240,190 620,095 1,860,286 930,143 2,790,430 1,395,215 4,185,646 2,092,823 6,278,470 3,139,235 9,417,706 4,708,853 14,126,560 7,063,280 3,531,640 1,765,820 882,910 441,455 1,324,366 662,183 1,986,550 993,275 2,979,826 1,489,913 4,469,740 2,234,870 1,117,435 3,352,306 1,676,153 5,028,460 2,514,230 1,257,115 3,771,346 1,885,673 5,657,020 2,828,510 1,414,255 4,242,766 2,121,383 6,364,150 3,182,075 9,546,226 4,773,113 14,319,340 7,159,670 3,579,835 10,739,506 5,369,753 16,109,260 8,054,630

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