λ
Sequence Observatory

2,498,381

2498381
Deficient Odd Prime

Starting at 2,498,381, the Collatz iteration reaches 1 after 236 steps. The first transition is 7495144; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 2498381
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 2,498,382
Proper Divisor Sum 1
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #2498369 ← → #2498393

Radix Representation

Decimal 2498381
Binary 1001100001111101001101 (22 bits)
Octal 0o11417515
Hexadecimal 0x261F4D

Divisor Catalog (2)

Collatz Trajectory (236 steps to reach 1)

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

2,498,381 7,495,144 3,747,572 1,873,786 936,893 2,810,680 1,405,340 702,670 351,335 1,054,006 527,003 1,581,010 790,505 2,371,516 1,185,758 592,879 1,778,638 889,319 2,667,958 1,333,979 4,001,938 2,000,969 6,002,908 3,001,454 1,500,727 4,502,182 2,251,091 6,753,274 3,376,637 10,129,912 5,064,956 2,532,478 1,266,239 3,798,718 1,899,359 5,698,078 2,849,039 8,547,118 4,273,559 12,820,678 6,410,339 19,231,018 9,615,509 28,846,528 14,423,264 7,211,632 3,605,816 1,802,908 901,454 450,727 1,352,182 676,091 2,028,274 1,014,137 3,042,412 1,521,206 760,603 2,281,810 1,140,905 3,422,716

More profiles

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