2 × 5 × 401 × 21391

Prime Factor Structure

Factorization String 2 × 5 × 401 × 21391

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 154,792,512

Proper Divisor Sum 69,014,602

Digit Sum / Digital Root 44 (Root: 8)

Adjacent Primes #85777907 ← → #85777921

1 2 5 10 401 802 2,005 4,010 21,391 42,782 106,955 213,910 8,577,791 17,155,582 42,888,955 85,777,910

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

85,777,910 42,888,955 128,666,866 64,333,433 193,000,300 96,500,150 48,250,075 144,750,226 72,375,113 217,125,340 108,562,670 54,281,335 162,844,006 81,422,003 244,266,010 122,133,005 366,399,016 183,199,508 91,599,754 45,799,877 137,399,632 68,699,816 34,349,908 17,174,954 8,587,477 25,762,432 12,881,216 6,440,608 3,220,304 1,610,152 805,076 402,538 201,269 603,808 301,904 150,952 75,476 37,738 18,869 56,608 28,304 14,152 7,076 3,538 1,769 5,308 2,654 1,327 3,982 1,991 5,974 2,987 8,962 4,481 13,444 6,722 3,361 10,084 5,042 2,521

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.