3,611,390

2 × 5 × 59 × 6121

Starting at 3,611,390, the Collatz iteration reaches 1 after 89 steps. The first transition is 1805695; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 5 × 59 × 6121

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,611,760

Proper Divisor Sum 3,000,370

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #3611389 ← → #3611393

Radix Representation

Decimal	3611390
Binary	1101110001101011111110 (22 bits)
Octal	0o15615376
Hexadecimal	0x371AFE

Divisor Catalog (16)

1 2 5 10 59 118 295 590 6,121 12,242 30,605 61,210 361,139 722,278 1,805,695 3,611,390

Collatz Trajectory (89 steps to reach 1)

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

3,611,390 1,805,695 5,417,086 2,708,543 8,125,630 4,062,815 12,188,446 6,094,223 18,282,670 9,141,335 27,424,006 13,712,003 41,136,010 20,568,005 61,704,016 30,852,008 15,426,004 7,713,002 3,856,501 11,569,504 5,784,752 2,892,376 1,446,188 723,094 361,547 1,084,642 542,321 1,626,964 813,482 406,741 1,220,224 610,112 305,056 152,528 76,264 38,132 19,066 9,533 28,600 14,300 7,150 3,575 10,726 5,363 16,090 8,045 24,136 12,068 6,034 3,017 9,052 4,526 2,263 6,790 3,395 10,186 5,093 15,280 7,640 3,820

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