2² × 5² × 12409

Prime Factor Structure

Factorization String 2^2 × 5^2 × 12409

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 2,692,970

Proper Divisor Sum 1,452,070

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #1240861 ← → #1240931

1 2 4 5 10 20 25 50 100 12,409 24,818 49,636 62,045 124,090 248,180 310,225 620,450 1,240,900

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

1,240,900 620,450 310,225 930,676 465,338 232,669 698,008 349,004 174,502 87,251 261,754 130,877 392,632 196,316 98,158 49,079 147,238 73,619 220,858 110,429 331,288 165,644 82,822 41,411 124,234 62,117 186,352 93,176 46,588 23,294 11,647 34,942 17,471 52,414 26,207 78,622 39,311 117,934 58,967 176,902 88,451 265,354 132,677 398,032 199,016 99,508 49,754 24,877 74,632 37,316 18,658 9,329 27,988 13,994 6,997 20,992 10,496 5,248 2,624 1,312

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