λ
Sigma Notebook

1,623,089

13 × 124853
Deficient Odd Composite

1,623,089 is odd and not a perfect square. Its factorization is 13 × 124853 and its 4 divisors sum to 1,747,956.

Prime Factor Structure

Factorization String 13 × 124853
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,747,956
Proper Divisor Sum 124,867
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #1623077 ← → #1623091

Radix Representation

Decimal 1623089
Binary 110001100010000110001 (21 bits)
Octal 0o6142061
Hexadecimal 0x18C431

Divisor Catalog (4)

1 13 124,853 1,623,089

Collatz Trajectory (207 steps to reach 1)

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

1,623,089 4,869,268 2,434,634 1,217,317 3,651,952 1,825,976 912,988 456,494 228,247 684,742 342,371 1,027,114 513,557 1,540,672 770,336 385,168 192,584 96,292 48,146 24,073 72,220 36,110 18,055 54,166 27,083 81,250 40,625 121,876 60,938 30,469 91,408 45,704 22,852 11,426 5,713 17,140 8,570 4,285 12,856 6,428 3,214 1,607 4,822 2,411 7,234 3,617 10,852 5,426 2,713 8,140 4,070 2,035 6,106 3,053 9,160 4,580 2,290 1,145 3,436 1,718

More profiles

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