λ
Sigma Notebook

869,960

23 × 5 × 7 × 13 × 239
Abundant Even Composite

869,960 is even and not a perfect square. Its factorization is 2^3 × 5 × 7 × 13 × 239 and its 64 divisors sum to 2,419,200.

Prime Factor Structure

Factorization String 2^3 × 5 × 7 × 13 × 239
Distinct Prime Factors 5
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 64
Divisor Sum (σ) 2,419,200
Proper Divisor Sum 1,549,240
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #869959 ← → #869983

Radix Representation

Decimal 869960
Binary 11010100011001001000 (20 bits)
Octal 0o3243110
Hexadecimal 0xD4648

Divisor Catalog (60 of 64)

1 2 4 5 7 8 10 13 14 20 26 28 35 40 52 56 65 70 91 104 130 140 182 239 260 280 364 455 478 520 728 910 956 1,195 1,673 1,820 1,912 2,390 3,107 3,346 3,640 4,780 6,214 6,692 8,365 9,560 12,428 13,384 15,535 16,730 21,749 24,856 31,070 33,460 43,498 62,140 66,920 86,996 108,745 124,280

Collatz Trajectory (43 steps to reach 1)

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

869,960 434,980 217,490 108,745 326,236 163,118 81,559 244,678 122,339 367,018 183,509 550,528 275,264 137,632 68,816 34,408 17,204 8,602 4,301 12,904 6,452 3,226 1,613 4,840 2,420 1,210 605 1,816 908 454 227 682 341 1,024 512 256 128 64 32 16 8 4 2 1

More profiles

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