2,135,073

3 × 711691

Starting at 2,135,073, the Collatz iteration reaches 1 after 96 steps. The first transition is 6405220; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 3 × 711691

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 2,846,768

Proper Divisor Sum 711,695

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #2135057 ← → #2135083

Radix Representation

Decimal	2135073
Binary	1000001001010000100001 (22 bits)
Octal	0o10112041
Hexadecimal	0x209421

Divisor Catalog (4)

1 3 711,691 2,135,073

Collatz Trajectory (96 steps to reach 1)

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

2,135,073 6,405,220 3,202,610 1,601,305 4,803,916 2,401,958 1,200,979 3,602,938 1,801,469 5,404,408 2,702,204 1,351,102 675,551 2,026,654 1,013,327 3,039,982 1,519,991 4,559,974 2,279,987 6,839,962 3,419,981 10,259,944 5,129,972 2,564,986 1,282,493 3,847,480 1,923,740 961,870 480,935 1,442,806 721,403 2,164,210 1,082,105 3,246,316 1,623,158 811,579 2,434,738 1,217,369 3,652,108 1,826,054 913,027 2,739,082 1,369,541 4,108,624 2,054,312 1,027,156 513,578 256,789 770,368 385,184 192,592 96,296 48,148 24,074 12,037 36,112 18,056 9,028 4,514 2,257

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