1,964,126

2 × 982063

Starting at 1,964,126, the Collatz iteration reaches 1 after 153 steps. The first transition is 982063; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 982063

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 2,946,192

Proper Divisor Sum 982,066

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #1964119 ← → #1964143

Radix Representation

Decimal	1964126
Binary	111011111100001011110 (21 bits)
Octal	0o7374136
Hexadecimal	0x1DF85E

Divisor Catalog (4)

1 2 982,063 1,964,126

Collatz Trajectory (153 steps to reach 1)

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

1,964,126 982,063 2,946,190 1,473,095 4,419,286 2,209,643 6,628,930 3,314,465 9,943,396 4,971,698 2,485,849 7,457,548 3,728,774 1,864,387 5,593,162 2,796,581 8,389,744 4,194,872 2,097,436 1,048,718 524,359 1,573,078 786,539 2,359,618 1,179,809 3,539,428 1,769,714 884,857 2,654,572 1,327,286 663,643 1,990,930 995,465 2,986,396 1,493,198 746,599 2,239,798 1,119,899 3,359,698 1,679,849 5,039,548 2,519,774 1,259,887 3,779,662 1,889,831 5,669,494 2,834,747 8,504,242 4,252,121 12,756,364 6,378,182 3,189,091 9,567,274 4,783,637 14,350,912 7,175,456 3,587,728 1,793,864 896,932 448,466

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