3,891,260

2² × 5 × 53 × 3671

3,891,260 factors as 2^2 × 5 × 53 × 3671. Its 24 positive divisors give a proper-divisor sum of 4,436,836, so this integer is abundant. The Collatz stopping time is 66 steps.

Prime Factor Structure

Factorization String 2^2 × 5 × 53 × 3671

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 8,328,096

Proper Divisor Sum 4,436,836

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #3891259 ← → #3891263

Radix Representation

Decimal	3891260
Binary	1110110110000000111100 (22 bits)
Octal	0o16660074
Hexadecimal	0x3B603C

Divisor Catalog (24)

Collatz Trajectory (66 steps to reach 1)

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

3,891,260 1,945,630 972,815 2,918,446 1,459,223 4,377,670 2,188,835 6,566,506 3,283,253 9,849,760 4,924,880 2,462,440 1,231,220 615,610 307,805 923,416 461,708 230,854 115,427 346,282 173,141 519,424 259,712 129,856 64,928 32,464 16,232 8,116 4,058 2,029 6,088 3,044 1,522 761 2,284 1,142 571 1,714 857 2,572 1,286 643 1,930 965 2,896 1,448 724 362 181 544 272 136 68 34 17 52 26 13 40 20

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