13,318,777

43 × 73 × 4243

13,318,777 factors as 43 × 73 × 4243. Its 8 positive divisors give a proper-divisor sum of 499,687, so this integer is deficient. The Collatz stopping time is 179 steps.

Prime Factor Structure

Factorization String 43 × 73 × 4243

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 13,818,464

Proper Divisor Sum 499,687

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #13318763 ← → #13318783

Radix Representation

Decimal	13318777
Binary	110010110011101001111001 (24 bits)
Octal	0o62635171
Hexadecimal	0xCB3A79

Divisor Catalog (8)

1 43 73 3,139 4,243 182,449 309,739 13,318,777

Collatz Trajectory (179 steps to reach 1)

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

13,318,777 39,956,332 19,978,166 9,989,083 29,967,250 14,983,625 44,950,876 22,475,438 11,237,719 33,713,158 16,856,579 50,569,738 25,284,869 75,854,608 37,927,304 18,963,652 9,481,826 4,740,913 14,222,740 7,111,370 3,555,685 10,667,056 5,333,528 2,666,764 1,333,382 666,691 2,000,074 1,000,037 3,000,112 1,500,056 750,028 375,014 187,507 562,522 281,261 843,784 421,892 210,946 105,473 316,420 158,210 79,105 237,316 118,658 59,329 177,988 88,994 44,497 133,492 66,746 33,373 100,120 50,060 25,030 12,515 37,546 18,773 56,320 28,160 14,080

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