λ
Sequence Observatory

7,614,221

347 × 21943
Deficient Odd Composite

Starting at 7,614,221, the Collatz iteration reaches 1 after 103 steps. The first transition is 22842664; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 347 × 21943
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 7,636,512
Proper Divisor Sum 22,291
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #7614199 ← → #7614223

Radix Representation

Decimal 7614221
Binary 11101000010111100001101 (23 bits)
Octal 0o35027415
Hexadecimal 0x742F0D

Divisor Catalog (4)

1 347 21,943 7,614,221

Collatz Trajectory (103 steps to reach 1)

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

7,614,221 22,842,664 11,421,332 5,710,666 2,855,333 8,566,000 4,283,000 2,141,500 1,070,750 535,375 1,606,126 803,063 2,409,190 1,204,595 3,613,786 1,806,893 5,420,680 2,710,340 1,355,170 677,585 2,032,756 1,016,378 508,189 1,524,568 762,284 381,142 190,571 571,714 285,857 857,572 428,786 214,393 643,180 321,590 160,795 482,386 241,193 723,580 361,790 180,895 542,686 271,343 814,030 407,015 1,221,046 610,523 1,831,570 915,785 2,747,356 1,373,678 686,839 2,060,518 1,030,259 3,090,778 1,545,389 4,636,168 2,318,084 1,159,042 579,521 1,738,564

More profiles

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