λ
Sequence Observatory

1,594,880

29 × 5 × 7 × 89
Abundant Even Composite

Starting at 1,594,880, the Collatz iteration reaches 1 after 70 steps. The first transition is 797440; the starting value is even with 80 positive divisors.

Prime Factor Structure

Factorization String 2^9 × 5 × 7 × 89
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 80
Divisor Sum (σ) 4,419,360
Proper Divisor Sum 2,824,480
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #1594871 ← → #1594883

Radix Representation

Decimal 1594880
Binary 110000101011000000000 (21 bits)
Octal 0o6053000
Hexadecimal 0x185600

Divisor Catalog (60 of 80)

1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 89 112 128 140 160 178 224 256 280 320 356 445 448 512 560 623 640 712 890 896 1,120 1,246 1,280 1,424 1,780 1,792 2,240 2,492 2,560 2,848 3,115 3,560 3,584 4,480 4,984 5,696 6,230 7,120 8,960 9,968 11,392 12,460

Collatz Trajectory (70 steps to reach 1)

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

1,594,880 797,440 398,720 199,360 99,680 49,840 24,920 12,460 6,230 3,115 9,346 4,673 14,020 7,010 3,505 10,516 5,258 2,629 7,888 3,944 1,972 986 493 1,480 740 370 185 556 278 139 418 209 628 314 157 472 236 118 59 178 89 268 134 67 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52

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