λ
Sequence Observatory

5,301,660

22 × 3 × 5 × 7 × 13 × 971
Abundant Even Composite

Starting at 5,301,660, the Collatz iteration reaches 1 after 126 steps. The first transition is 2650830; the starting value is even with 96 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 3 × 5 × 7 × 13 × 971
Distinct Prime Factors 6
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 96
Divisor Sum (σ) 18,289,152
Proper Divisor Sum 12,987,492
Digit Sum / Digital Root 21 (Root: 3)
Adjacent Primes #5301631 ← → #5301677

Radix Representation

Decimal 5301660
Binary 10100001110010110011100 (23 bits)
Octal 0o24162634
Hexadecimal 0x50E59C

Divisor Catalog (60 of 96)

1 2 3 4 5 6 7 10 12 13 14 15 20 21 26 28 30 35 39 42 52 60 65 70 78 84 91 105 130 140 156 182 195 210 260 273 364 390 420 455 546 780 910 971 1,092 1,365 1,820 1,942 2,730 2,913 3,884 4,855 5,460 5,826 6,797 9,710 11,652 12,623 13,594 14,565

Collatz Trajectory (126 steps to reach 1)

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

5,301,660 2,650,830 1,325,415 3,976,246 1,988,123 5,964,370 2,982,185 8,946,556 4,473,278 2,236,639 6,709,918 3,354,959 10,064,878 5,032,439 15,097,318 7,548,659 22,645,978 11,322,989 33,968,968 16,984,484 8,492,242 4,246,121 12,738,364 6,369,182 3,184,591 9,553,774 4,776,887 14,330,662 7,165,331 21,495,994 10,747,997 32,243,992 16,121,996 8,060,998 4,030,499 12,091,498 6,045,749 18,137,248 9,068,624 4,534,312 2,267,156 1,133,578 566,789 1,700,368 850,184 425,092 212,546 106,273 318,820 159,410 79,705 239,116 119,558 59,779 179,338 89,669 269,008 134,504 67,252 33,626

More profiles

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