25,680,730

2 × 5 × 601 × 4273

25,680,730 factors as 2 × 5 × 601 × 4273. Its 16 positive divisors give a proper-divisor sum of 20,632,334, so this integer is deficient. The Collatz stopping time is 74 steps.

Prime Factor Structure

Factorization String 2 × 5 × 601 × 4273

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 46,313,064

Proper Divisor Sum 20,632,334

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #25680691 ← → #25680731

Radix Representation

Decimal	25680730
Binary	1100001111101101101011010 (25 bits)
Octal	0o141755532
Hexadecimal	0x187DB5A

Divisor Catalog (16)

1 2 5 10 601 1,202 3,005 4,273 6,010 8,546 21,365 42,730 2,568,073 5,136,146 12,840,365 25,680,730

Collatz Trajectory (74 steps to reach 1)

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

25,680,730 12,840,365 38,521,096 19,260,548 9,630,274 4,815,137 14,445,412 7,222,706 3,611,353 10,834,060 5,417,030 2,708,515 8,125,546 4,062,773 12,188,320 6,094,160 3,047,080 1,523,540 761,770 380,885 1,142,656 571,328 285,664 142,832 71,416 35,708 17,854 8,927 26,782 13,391 40,174 20,087 60,262 30,131 90,394 45,197 135,592 67,796 33,898 16,949 50,848 25,424 12,712 6,356 3,178 1,589 4,768 2,384 1,192 596 298 149 448 224 112 56 28 14 7 22

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