λ
Sequence Observatory

5,365,554

2 × 3 × 894259
Abundant Even Composite

Starting at 5,365,554, the Collatz iteration reaches 1 after 157 steps. The first transition is 2682777; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 3 × 894259
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 10,731,120
Proper Divisor Sum 5,365,566
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #5365553 ← → #5365559

Radix Representation

Decimal 5365554
Binary 10100011101111100110010 (23 bits)
Octal 0o24357462
Hexadecimal 0x51DF32

Divisor Catalog (8)

1 2 3 6 894,259 1,788,518 2,682,777 5,365,554

Collatz Trajectory (157 steps to reach 1)

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

5,365,554 2,682,777 8,048,332 4,024,166 2,012,083 6,036,250 3,018,125 9,054,376 4,527,188 2,263,594 1,131,797 3,395,392 1,697,696 848,848 424,424 212,212 106,106 53,053 159,160 79,580 39,790 19,895 59,686 29,843 89,530 44,765 134,296 67,148 33,574 16,787 50,362 25,181 75,544 37,772 18,886 9,443 28,330 14,165 42,496 21,248 10,624 5,312 2,656 1,328 664 332 166 83 250 125 376 188 94 47 142 71 214 107 322 161

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