λ
Ratio Atlas
Atlas › Integer Profiles › Node 21,090,940
21,090,940
22 × 5 × 13 × 81119
Abundant Even Composite

Prime Factor Structure

Factorization String 2^2 × 5 × 13 × 81119
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 47,698,560
Proper Divisor Sum 26,607,620
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #21090919 ← → #21090947

Radix Representation

Decimal 21090940
Binary 1010000011101001001111100 (25 bits)
Octal 0o120351174
Hexadecimal 0x141D27C

Divisor Catalog (24)

1 2 4 5 10 13 20 26 52 65 130 260 81,119 162,238 324,476 405,595 811,190 1,054,547 1,622,380 2,109,094 4,218,188 5,272,735 10,545,470 21,090,940

Collatz Trajectory (296 steps to reach 1)

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

21,090,940 10,545,470 5,272,735 15,818,206 7,909,103 23,727,310 11,863,655 35,590,966 17,795,483 53,386,450 26,693,225 80,079,676 40,039,838 20,019,919 60,059,758 30,029,879 90,089,638 45,044,819 135,134,458 67,567,229 202,701,688 101,350,844 50,675,422 25,337,711 76,013,134 38,006,567 114,019,702 57,009,851 171,029,554 85,514,777 256,544,332 128,272,166 64,136,083 192,408,250 96,204,125 288,612,376 144,306,188 72,153,094 36,076,547 108,229,642 54,114,821 162,344,464 81,172,232 40,586,116 20,293,058 10,146,529 30,439,588 15,219,794 7,609,897 22,829,692 11,414,846 5,707,423 17,122,270 8,561,135 25,683,406 12,841,703 38,525,110 19,262,555 57,787,666 28,893,833

Active Feeder Network

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

Feeder #6,411,996 Feeder #5,213,165 Feeder #8,297,652 Feeder #906,051 Feeder #1,285,993 Feeder #7,584,379 Feeder #4,761,186 Feeder #626,174
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