1,465,820

2² × 5 × 73291

1,465,820 factors as 2^2 × 5 × 73291. Its 12 positive divisors give a proper-divisor sum of 1,612,444, so this integer is abundant. The Collatz stopping time is 137 steps.

Prime Factor Structure

Factorization String 2^2 × 5 × 73291

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 3,078,264

Proper Divisor Sum 1,612,444

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #1465819 ← → #1465823

Radix Representation

Decimal	1465820
Binary	101100101110111011100 (21 bits)
Octal	0o5456734
Hexadecimal	0x165DDC

Divisor Catalog (12)

1 2 4 5 10 20 73,291 146,582 293,164 366,455 732,910 1,465,820

Collatz Trajectory (137 steps to reach 1)

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

1,465,820 732,910 366,455 1,099,366 549,683 1,649,050 824,525 2,473,576 1,236,788 618,394 309,197 927,592 463,796 231,898 115,949 347,848 173,924 86,962 43,481 130,444 65,222 32,611 97,834 48,917 146,752 73,376 36,688 18,344 9,172 4,586 2,293 6,880 3,440 1,720 860 430 215 646 323 970 485 1,456 728 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526 263

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