λ
Ratio Atlas

28,054,259

28054259
Deficient Odd Prime

28,054,259 factors as 28054259. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 180 steps.

Prime Factor Structure

Factorization String 28054259
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 28,054,260
Proper Divisor Sum 1
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #28054211 ← → #28054261

Radix Representation

Decimal 28054259
Binary 1101011000001001011110011 (25 bits)
Octal 0o153011363
Hexadecimal 0x1AC12F3

Divisor Catalog (2)

Collatz Trajectory (180 steps to reach 1)

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

28,054,259 84,162,778 42,081,389 126,244,168 63,122,084 31,561,042 15,780,521 47,341,564 23,670,782 11,835,391 35,506,174 17,753,087 53,259,262 26,629,631 79,888,894 39,944,447 119,833,342 59,916,671 179,750,014 89,875,007 269,625,022 134,812,511 404,437,534 202,218,767 606,656,302 303,328,151 909,984,454 454,992,227 1,364,976,682 682,488,341 2,047,465,024 1,023,732,512 511,866,256 255,933,128 127,966,564 63,983,282 31,991,641 95,974,924 47,987,462 23,993,731 71,981,194 35,990,597 107,971,792 53,985,896 26,992,948 13,496,474 6,748,237 20,244,712 10,122,356 5,061,178 2,530,589 7,591,768 3,795,884 1,897,942 948,971 2,846,914 1,423,457 4,270,372 2,135,186 1,067,593

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