λ
Integer Codex

154,591

154591
Deficient Odd Prime

For 154,591, the 2 positive divisors have a total of 154,592. Removing 154,591 leaves 1, which gives the deficient classification.

Prime Factor Structure

Factorization String 154591
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 154,592
Proper Divisor Sum 1
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #154589 ← → #154613

Radix Representation

Decimal 154591
Binary 100101101111011111 (18 bits)
Octal 0o455737
Hexadecimal 0x25BDF

Divisor Catalog (2)

Collatz Trajectory (201 steps to reach 1)

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

154,591 463,774 231,887 695,662 347,831 1,043,494 521,747 1,565,242 782,621 2,347,864 1,173,932 586,966 293,483 880,450 440,225 1,320,676 660,338 330,169 990,508 495,254 247,627 742,882 371,441 1,114,324 557,162 278,581 835,744 417,872 208,936 104,468 52,234 26,117 78,352 39,176 19,588 9,794 4,897 14,692 7,346 3,673 11,020 5,510 2,755 8,266 4,133 12,400 6,200 3,100 1,550 775 2,326 1,163 3,490 1,745 5,236 2,618 1,309 3,928 1,964 982

More profiles

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