λ
Sequence Observatory

4,770,418

2 × 2385209
Deficient Even Composite

Starting at 4,770,418, the Collatz iteration reaches 1 after 100 steps. The first transition is 2385209; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 2385209
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 7,155,630
Proper Divisor Sum 2,385,212
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #4770401 ← → #4770427

Radix Representation

Decimal 4770418
Binary 10010001100101001110010 (23 bits)
Octal 0o22145162
Hexadecimal 0x48CA72

Divisor Catalog (4)

1 2 2,385,209 4,770,418

Collatz Trajectory (100 steps to reach 1)

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

4,770,418 2,385,209 7,155,628 3,577,814 1,788,907 5,366,722 2,683,361 8,050,084 4,025,042 2,012,521 6,037,564 3,018,782 1,509,391 4,528,174 2,264,087 6,792,262 3,396,131 10,188,394 5,094,197 15,282,592 7,641,296 3,820,648 1,910,324 955,162 477,581 1,432,744 716,372 358,186 179,093 537,280 268,640 134,320 67,160 33,580 16,790 8,395 25,186 12,593 37,780 18,890 9,445 28,336 14,168 7,084 3,542 1,771 5,314 2,657 7,972 3,986 1,993 5,980 2,990 1,495 4,486 2,243 6,730 3,365 10,096 5,048

More profiles

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