25,171,216

2⁴ × 7 × 224743

25,171,216 factors as 2^4 × 7 × 224743. Its 20 positive divisors give a proper-divisor sum of 30,565,296, so this integer is abundant. The Collatz stopping time is 105 steps.

Prime Factor Structure

Factorization String 2^4 × 7 × 224743

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 20

Divisor Sum (σ) 55,736,512

Proper Divisor Sum 30,565,296

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #25171213 ← → #25171231

Radix Representation

Decimal	25171216
Binary	1100000000001010100010000 (25 bits)
Octal	0o140012420
Hexadecimal	0x1801510

Divisor Catalog (20)

Collatz Trajectory (105 steps to reach 1)

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

25,171,216 12,585,608 6,292,804 3,146,402 1,573,201 4,719,604 2,359,802 1,179,901 3,539,704 1,769,852 884,926 442,463 1,327,390 663,695 1,991,086 995,543 2,986,630 1,493,315 4,479,946 2,239,973 6,719,920 3,359,960 1,679,980 839,990 419,995 1,259,986 629,993 1,889,980 944,990 472,495 1,417,486 708,743 2,126,230 1,063,115 3,189,346 1,594,673 4,784,020 2,392,010 1,196,005 3,588,016 1,794,008 897,004 448,502 224,251 672,754 336,377 1,009,132 504,566 252,283 756,850 378,425 1,135,276 567,638 283,819 851,458 425,729 1,277,188 638,594 319,297 957,892

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