λ
Sequence Observatory

7,037,418

2 × 3 × 1172903
Abundant Even Composite

Starting at 7,037,418, the Collatz iteration reaches 1 after 160 steps. The first transition is 3518709; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 3 × 1172903
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 14,074,848
Proper Divisor Sum 7,037,430
Digit Sum / Digital Root 30 (Root: 3)
Adjacent Primes #7037417 ← → #7037453

Radix Representation

Decimal 7037418
Binary 11010110110000111101010 (23 bits)
Octal 0o32660752
Hexadecimal 0x6B61EA

Divisor Catalog (8)

1 2 3 6 1,172,903 2,345,806 3,518,709 7,037,418

Collatz Trajectory (160 steps to reach 1)

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

7,037,418 3,518,709 10,556,128 5,278,064 2,639,032 1,319,516 659,758 329,879 989,638 494,819 1,484,458 742,229 2,226,688 1,113,344 556,672 278,336 139,168 69,584 34,792 17,396 8,698 4,349 13,048 6,524 3,262 1,631 4,894 2,447 7,342 3,671 11,014 5,507 16,522 8,261 24,784 12,392 6,196 3,098 1,549 4,648 2,324 1,162 581 1,744 872 436 218 109 328 164 82 41 124 62 31 94 47 142 71 214

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