31 × 697423

Prime Factor Structure

Factorization String 31 × 697423

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 22,317,568

Proper Divisor Sum 697,455

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #21620111 ← → #21620117

1 31 697,423 21,620,113

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

21,620,113 64,860,340 32,430,170 16,215,085 48,645,256 24,322,628 12,161,314 6,080,657 18,241,972 9,120,986 4,560,493 13,681,480 6,840,740 3,420,370 1,710,185 5,130,556 2,565,278 1,282,639 3,847,918 1,923,959 5,771,878 2,885,939 8,657,818 4,328,909 12,986,728 6,493,364 3,246,682 1,623,341 4,870,024 2,435,012 1,217,506 608,753 1,826,260 913,130 456,565 1,369,696 684,848 342,424 171,212 85,606 42,803 128,410 64,205 192,616 96,308 48,154 24,077 72,232 36,116 18,058 9,029 27,088 13,544 6,772 3,386 1,693 5,080 2,540 1,270 635

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