λ
Sequence Observatory

3,470,248

23 × 433781
Deficient Even Composite

Starting at 3,470,248, the Collatz iteration reaches 1 after 190 steps. The first transition is 1735124; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2^3 × 433781
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 6,506,730
Proper Divisor Sum 3,036,482
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #3470239 ← → #3470249

Radix Representation

Decimal 3470248
Binary 1101001111001110101000 (22 bits)
Octal 0o15171650
Hexadecimal 0x34F3A8

Divisor Catalog (8)

1 2 4 8 433,781 867,562 1,735,124 3,470,248

Collatz Trajectory (190 steps to reach 1)

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

3,470,248 1,735,124 867,562 433,781 1,301,344 650,672 325,336 162,668 81,334 40,667 122,002 61,001 183,004 91,502 45,751 137,254 68,627 205,882 102,941 308,824 154,412 77,206 38,603 115,810 57,905 173,716 86,858 43,429 130,288 65,144 32,572 16,286 8,143 24,430 12,215 36,646 18,323 54,970 27,485 82,456 41,228 20,614 10,307 30,922 15,461 46,384 23,192 11,596 5,798 2,899 8,698 4,349 13,048 6,524 3,262 1,631 4,894 2,447 7,342 3,671

More profiles

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