λ
Sequence Observatory

1,080,523

1080523
Deficient Odd Prime

Starting at 1,080,523, the Collatz iteration reaches 1 after 209 steps. The first transition is 3241570; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 1080523
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 1,080,524
Proper Divisor Sum 1
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #1080491 ← → #1080539

Radix Representation

Decimal 1080523
Binary 100000111110011001011 (21 bits)
Octal 0o4076313
Hexadecimal 0x107CCB

Divisor Catalog (2)

Collatz Trajectory (209 steps to reach 1)

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

1,080,523 3,241,570 1,620,785 4,862,356 2,431,178 1,215,589 3,646,768 1,823,384 911,692 455,846 227,923 683,770 341,885 1,025,656 512,828 256,414 128,207 384,622 192,311 576,934 288,467 865,402 432,701 1,298,104 649,052 324,526 162,263 486,790 243,395 730,186 365,093 1,095,280 547,640 273,820 136,910 68,455 205,366 102,683 308,050 154,025 462,076 231,038 115,519 346,558 173,279 519,838 259,919 779,758 389,879 1,169,638 584,819 1,754,458 877,229 2,631,688 1,315,844 657,922 328,961 986,884 493,442 246,721

More profiles

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