2,389,534

2 × 7² × 37 × 659

Starting at 2,389,534, the Collatz iteration reaches 1 after 161 steps. The first transition is 1194767; the starting value is even with 24 positive divisors.

Prime Factor Structure

Factorization String 2 × 7^2 × 37 × 659

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 4,288,680

Proper Divisor Sum 1,899,146

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #2389531 ← → #2389547

Radix Representation

Decimal	2389534
Binary	1001000111011000011110 (22 bits)
Octal	0o11073036
Hexadecimal	0x24761E

Divisor Catalog (24)

1 2 7 14 37 49 74 98 259 518 659 1,318 1,813 3,626 4,613 9,226 24,383 32,291 48,766 64,582 170,681 341,362 1,194,767 2,389,534

Collatz Trajectory (161 steps to reach 1)

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

2,389,534 1,194,767 3,584,302 1,792,151 5,376,454 2,688,227 8,064,682 4,032,341 12,097,024 6,048,512 3,024,256 1,512,128 756,064 378,032 189,016 94,508 47,254 23,627 70,882 35,441 106,324 53,162 26,581 79,744 39,872 19,936 9,968 4,984 2,492 1,246 623 1,870 935 2,806 1,403 4,210 2,105 6,316 3,158 1,579 4,738 2,369 7,108 3,554 1,777 5,332 2,666 1,333 4,000 2,000 1,000 500 250 125 376 188 94 47 142 71

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