439,945

5 × 11 × 19 × 421

439,945 factors as 5 × 11 × 19 × 421. Its 16 positive divisors give a proper-divisor sum of 167,735, so this integer is deficient. The Collatz stopping time is 125 steps.

Prime Factor Structure

Factorization String 5 × 11 × 19 × 421

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 607,680

Proper Divisor Sum 167,735

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #439919 ← → #439949

Radix Representation

Decimal	439945
Binary	1101011011010001001 (19 bits)
Octal	0o1533211
Hexadecimal	0x6B689

Divisor Catalog (16)

1 5 11 19 55 95 209 421 1,045 2,105 4,631 7,999 23,155 39,995 87,989 439,945

Collatz Trajectory (125 steps to reach 1)

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

439,945 1,319,836 659,918 329,959 989,878 494,939 1,484,818 742,409 2,227,228 1,113,614 556,807 1,670,422 835,211 2,505,634 1,252,817 3,758,452 1,879,226 939,613 2,818,840 1,409,420 704,710 352,355 1,057,066 528,533 1,585,600 792,800 396,400 198,200 99,100 49,550 24,775 74,326 37,163 111,490 55,745 167,236 83,618 41,809 125,428 62,714 31,357 94,072 47,036 23,518 11,759 35,278 17,639 52,918 26,459 79,378 39,689 119,068 59,534 29,767 89,302 44,651 133,954 66,977 200,932 100,466

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