2,870,552

2³ × 17 × 21107

Starting at 2,870,552, the Collatz iteration reaches 1 after 125 steps. The first transition is 1435276; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2^3 × 17 × 21107

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,699,160

Proper Divisor Sum 2,828,608

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #2870537 ← → #2870557

Radix Representation

Decimal	2870552
Binary	1010111100110100011000 (22 bits)
Octal	0o12746430
Hexadecimal	0x2BCD18

Divisor Catalog (16)

1 2 4 8 17 34 68 136 21,107 42,214 84,428 168,856 358,819 717,638 1,435,276 2,870,552

Collatz Trajectory (125 steps to reach 1)

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

2,870,552 1,435,276 717,638 358,819 1,076,458 538,229 1,614,688 807,344 403,672 201,836 100,918 50,459 151,378 75,689 227,068 113,534 56,767 170,302 85,151 255,454 127,727 383,182 191,591 574,774 287,387 862,162 431,081 1,293,244 646,622 323,311 969,934 484,967 1,454,902 727,451 2,182,354 1,091,177 3,273,532 1,636,766 818,383 2,455,150 1,227,575 3,682,726 1,841,363 5,524,090 2,762,045 8,286,136 4,143,068 2,071,534 1,035,767 3,107,302 1,553,651 4,660,954 2,330,477 6,991,432 3,495,716 1,747,858 873,929 2,621,788 1,310,894 655,447

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