6,219,967

13 × 478459

Starting at 6,219,967, the Collatz iteration reaches 1 after 121 steps. The first transition is 18659902; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 13 × 478459

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 6,698,440

Proper Divisor Sum 478,473

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #6219953 ← → #6219971

Radix Representation

Decimal	6219967
Binary	10111101110100010111111 (23 bits)
Octal	0o27564277
Hexadecimal	0x5EE8BF

Divisor Catalog (4)

1 13 478,459 6,219,967

Collatz Trajectory (121 steps to reach 1)

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

6,219,967 18,659,902 9,329,951 27,989,854 13,994,927 41,984,782 20,992,391 62,977,174 31,488,587 94,465,762 47,232,881 141,698,644 70,849,322 35,424,661 106,273,984 53,136,992 26,568,496 13,284,248 6,642,124 3,321,062 1,660,531 4,981,594 2,490,797 7,472,392 3,736,196 1,868,098 934,049 2,802,148 1,401,074 700,537 2,101,612 1,050,806 525,403 1,576,210 788,105 2,364,316 1,182,158 591,079 1,773,238 886,619 2,659,858 1,329,929 3,989,788 1,994,894 997,447 2,992,342 1,496,171 4,488,514 2,244,257 6,732,772 3,366,386 1,683,193 5,049,580 2,524,790 1,262,395 3,787,186 1,893,593 5,680,780 2,840,390 1,420,195

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