λ
Sequence Observatory

4,812,451

7 × 23 × 71 × 421
Deficient Odd Composite

Starting at 4,812,451, the Collatz iteration reaches 1 after 175 steps. The first transition is 14437354; the starting value is odd with 16 positive divisors.

Prime Factor Structure

Factorization String 7 × 23 × 71 × 421
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 5,833,728
Proper Divisor Sum 1,021,277
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #4812433 ← → #4812481

Radix Representation

Decimal 4812451
Binary 10010010110111010100011 (23 bits)
Octal 0o22267243
Hexadecimal 0x496EA3

Divisor Catalog (16)

1 7 23 71 161 421 497 1,633 2,947 9,683 11,431 29,891 67,781 209,237 687,493 4,812,451

Collatz Trajectory (175 steps to reach 1)

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

4,812,451 14,437,354 7,218,677 21,656,032 10,828,016 5,414,008 2,707,004 1,353,502 676,751 2,030,254 1,015,127 3,045,382 1,522,691 4,568,074 2,284,037 6,852,112 3,426,056 1,713,028 856,514 428,257 1,284,772 642,386 321,193 963,580 481,790 240,895 722,686 361,343 1,084,030 542,015 1,626,046 813,023 2,439,070 1,219,535 3,658,606 1,829,303 5,487,910 2,743,955 8,231,866 4,115,933 12,347,800 6,173,900 3,086,950 1,543,475 4,630,426 2,315,213 6,945,640 3,472,820 1,736,410 868,205 2,604,616 1,302,308 651,154 325,577 976,732 488,366 244,183 732,550 366,275 1,098,826

More profiles

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