λ
Sequence Observatory

6,458,743

271 × 23833
Deficient Odd Composite

Starting at 6,458,743, the Collatz iteration reaches 1 after 209 steps. The first transition is 19376230; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 271 × 23833
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 6,482,848
Proper Divisor Sum 24,105
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #6458737 ← → #6458773

Radix Representation

Decimal 6458743
Binary 11000101000110101110111 (23 bits)
Octal 0o30506567
Hexadecimal 0x628D77

Divisor Catalog (4)

1 271 23,833 6,458,743

Collatz Trajectory (209 steps to reach 1)

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

6,458,743 19,376,230 9,688,115 29,064,346 14,532,173 43,596,520 21,798,260 10,899,130 5,449,565 16,348,696 8,174,348 4,087,174 2,043,587 6,130,762 3,065,381 9,196,144 4,598,072 2,299,036 1,149,518 574,759 1,724,278 862,139 2,586,418 1,293,209 3,879,628 1,939,814 969,907 2,909,722 1,454,861 4,364,584 2,182,292 1,091,146 545,573 1,636,720 818,360 409,180 204,590 102,295 306,886 153,443 460,330 230,165 690,496 345,248 172,624 86,312 43,156 21,578 10,789 32,368 16,184 8,092 4,046 2,023 6,070 3,035 9,106 4,553 13,660 6,830

More profiles

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