λ
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694,665

32 × 5 × 43 × 359
Deficient Odd Composite

694,665 factors as 3^2 × 5 × 43 × 359. Its 24 positive divisors give a proper-divisor sum of 540,855, so this integer is deficient. The Collatz stopping time is 110 steps.

Prime Factor Structure

Factorization String 3^2 × 5 × 43 × 359
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 1,235,520
Proper Divisor Sum 540,855
Digit Sum / Digital Root 36 (Root: 9)
Adjacent Primes #694651 ← → #694717

Radix Representation

Decimal 694665
Binary 10101001100110001001 (20 bits)
Octal 0o2514611
Hexadecimal 0xA9989

Divisor Catalog (24)

1 3 5 9 15 43 45 129 215 359 387 645 1,077 1,795 1,935 3,231 5,385 15,437 16,155 46,311 77,185 138,933 231,555 694,665

Collatz Trajectory (110 steps to reach 1)

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

694,665 2,083,996 1,041,998 520,999 1,562,998 781,499 2,344,498 1,172,249 3,516,748 1,758,374 879,187 2,637,562 1,318,781 3,956,344 1,978,172 989,086 494,543 1,483,630 741,815 2,225,446 1,112,723 3,338,170 1,669,085 5,007,256 2,503,628 1,251,814 625,907 1,877,722 938,861 2,816,584 1,408,292 704,146 352,073 1,056,220 528,110 264,055 792,166 396,083 1,188,250 594,125 1,782,376 891,188 445,594 222,797 668,392 334,196 167,098 83,549 250,648 125,324 62,662 31,331 93,994 46,997 140,992 70,496 35,248 17,624 8,812 4,406

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