8,736,729

3 × 2912243

8,736,729 factors as 3 × 2912243. Its 4 positive divisors give a proper-divisor sum of 2,912,247, so this integer is deficient. The Collatz stopping time is 88 steps.

Prime Factor Structure

Factorization String 3 × 2912243

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 11,648,976

Proper Divisor Sum 2,912,247

Digit Sum / Digital Root 42 (Root: 6)

Adjacent Primes #8736727 ← → #8736781

Radix Representation

Decimal	8736729
Binary	100001010100111111011001 (24 bits)
Octal	0o41247731
Hexadecimal	0x854FD9

Divisor Catalog (4)

1 3 2,912,243 8,736,729

Collatz Trajectory (88 steps to reach 1)

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

8,736,729 26,210,188 13,105,094 6,552,547 19,657,642 9,828,821 29,486,464 14,743,232 7,371,616 3,685,808 1,842,904 921,452 460,726 230,363 691,090 345,545 1,036,636 518,318 259,159 777,478 388,739 1,166,218 583,109 1,749,328 874,664 437,332 218,666 109,333 328,000 164,000 82,000 41,000 20,500 10,250 5,125 15,376 7,688 3,844 1,922 961 2,884 1,442 721 2,164 1,082 541 1,624 812 406 203 610 305 916 458 229 688 344 172 86 43

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