1,361,709

3² × 71 × 2131

1,361,709 factors as 3^2 × 71 × 2131. Its 12 positive divisors give a proper-divisor sum of 633,843, so this integer is deficient. The Collatz stopping time is 106 steps.

Prime Factor Structure

Factorization String 3^2 × 71 × 2131

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,995,552

Proper Divisor Sum 633,843

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #1361707 ← → #1361713

Radix Representation

Decimal	1361709
Binary	101001100011100101101 (21 bits)
Octal	0o5143455
Hexadecimal	0x14C72D

Divisor Catalog (12)

1 3 9 71 213 639 2,131 6,393 19,179 151,301 453,903 1,361,709

Collatz Trajectory (106 steps to reach 1)

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

1,361,709 4,085,128 2,042,564 1,021,282 510,641 1,531,924 765,962 382,981 1,148,944 574,472 287,236 143,618 71,809 215,428 107,714 53,857 161,572 80,786 40,393 121,180 60,590 30,295 90,886 45,443 136,330 68,165 204,496 102,248 51,124 25,562 12,781 38,344 19,172 9,586 4,793 14,380 7,190 3,595 10,786 5,393 16,180 8,090 4,045 12,136 6,068 3,034 1,517 4,552 2,276 1,138 569 1,708 854 427 1,282 641 1,924 962 481 1,444

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