λ
Sequence Observatory

885,959

885959
Deficient Odd Prime

Starting at 885,959, the Collatz iteration reaches 1 after 95 steps. The first transition is 2657878; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 885959
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 885,960
Proper Divisor Sum 1
Digit Sum / Digital Root 44 (Root: 8)
Adjacent Primes #885947 ← → #885961

Radix Representation

Decimal 885959
Binary 11011000010011000111 (20 bits)
Octal 0o3302307
Hexadecimal 0xD84C7

Divisor Catalog (2)

1 885,959

Collatz Trajectory (95 steps to reach 1)

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

885,959 2,657,878 1,328,939 3,986,818 1,993,409 5,980,228 2,990,114 1,495,057 4,485,172 2,242,586 1,121,293 3,363,880 1,681,940 840,970 420,485 1,261,456 630,728 315,364 157,682 78,841 236,524 118,262 59,131 177,394 88,697 266,092 133,046 66,523 199,570 99,785 299,356 149,678 74,839 224,518 112,259 336,778 168,389 505,168 252,584 126,292 63,146 31,573 94,720 47,360 23,680 11,840 5,920 2,960 1,480 740 370 185 556 278 139 418 209 628 314 157

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