4,425,140

2² × 5 × 97 × 2281

Starting at 4,425,140, the Collatz iteration reaches 1 after 167 steps. The first transition is 2212570; the starting value is even with 24 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 5 × 97 × 2281

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 9,392,712

Proper Divisor Sum 4,967,572

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #4425133 ← → #4425143

Radix Representation

Decimal	4425140
Binary	10000111000010110110100 (23 bits)
Octal	0o20702664
Hexadecimal	0x4385B4

Divisor Catalog (24)

1 2 4 5 10 20 97 194 388 485 970 1,940 2,281 4,562 9,124 11,405 22,810 45,620 221,257 442,514 885,028 1,106,285 2,212,570 4,425,140

Collatz Trajectory (167 steps to reach 1)

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

4,425,140 2,212,570 1,106,285 3,318,856 1,659,428 829,714 414,857 1,244,572 622,286 311,143 933,430 466,715 1,400,146 700,073 2,100,220 1,050,110 525,055 1,575,166 787,583 2,362,750 1,181,375 3,544,126 1,772,063 5,316,190 2,658,095 7,974,286 3,987,143 11,961,430 5,980,715 17,942,146 8,971,073 26,913,220 13,456,610 6,728,305 20,184,916 10,092,458 5,046,229 15,138,688 7,569,344 3,784,672 1,892,336 946,168 473,084 236,542 118,271 354,814 177,407 532,222 266,111 798,334 399,167 1,197,502 598,751 1,796,254 898,127 2,694,382 1,347,191 4,041,574 2,020,787 6,062,362

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