λ
Sequence Observatory

5,602,438

2 × 2801219
Deficient Even Composite

Starting at 5,602,438, the Collatz iteration reaches 1 after 108 steps. The first transition is 2801219; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 2801219
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 8,403,660
Proper Divisor Sum 2,801,222
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #5602411 ← → #5602439

Radix Representation

Decimal 5602438
Binary 10101010111110010000110 (23 bits)
Octal 0o25276206
Hexadecimal 0x557C86

Divisor Catalog (4)

1 2 2,801,219 5,602,438

Collatz Trajectory (108 steps to reach 1)

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

5,602,438 2,801,219 8,403,658 4,201,829 12,605,488 6,302,744 3,151,372 1,575,686 787,843 2,363,530 1,181,765 3,545,296 1,772,648 886,324 443,162 221,581 664,744 332,372 166,186 83,093 249,280 124,640 62,320 31,160 15,580 7,790 3,895 11,686 5,843 17,530 8,765 26,296 13,148 6,574 3,287 9,862 4,931 14,794 7,397 22,192 11,096 5,548 2,774 1,387 4,162 2,081 6,244 3,122 1,561 4,684 2,342 1,171 3,514 1,757 5,272 2,636 1,318 659 1,978 989

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