λ
Sequence Observatory

7,283,707

19 × 109 × 3517
Deficient Odd Composite

Starting at 7,283,707, the Collatz iteration reaches 1 after 111 steps. The first transition is 21851122; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 19 × 109 × 3517
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 7,739,600
Proper Divisor Sum 455,893
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #7283699 ← → #7283711

Radix Representation

Decimal 7283707
Binary 11011110010001111111011 (23 bits)
Octal 0o33621773
Hexadecimal 0x6F23FB

Divisor Catalog (8)

1 19 109 2,071 3,517 66,823 383,353 7,283,707

Collatz Trajectory (111 steps to reach 1)

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

7,283,707 21,851,122 10,925,561 32,776,684 16,388,342 8,194,171 24,582,514 12,291,257 36,873,772 18,436,886 9,218,443 27,655,330 13,827,665 41,482,996 20,741,498 10,370,749 31,112,248 15,556,124 7,778,062 3,889,031 11,667,094 5,833,547 17,500,642 8,750,321 26,250,964 13,125,482 6,562,741 19,688,224 9,844,112 4,922,056 2,461,028 1,230,514 615,257 1,845,772 922,886 461,443 1,384,330 692,165 2,076,496 1,038,248 519,124 259,562 129,781 389,344 194,672 97,336 48,668 24,334 12,167 36,502 18,251 54,754 27,377 82,132 41,066 20,533 61,600 30,800 15,400 7,700

More profiles

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