λ
Sigma Notebook

1,587,382

2 × 793691
Deficient Even Composite

1,587,382 is even and not a perfect square. Its factorization is 2 × 793691 and its 4 divisors sum to 2,381,076.

Prime Factor Structure

Factorization String 2 × 793691
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 2,381,076
Proper Divisor Sum 793,694
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #1587361 ← → #1587389

Radix Representation

Decimal 1587382
Binary 110000011100010110110 (21 bits)
Octal 0o6034266
Hexadecimal 0x1838B6

Divisor Catalog (4)

1 2 793,691 1,587,382

Collatz Trajectory (269 steps to reach 1)

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

1,587,382 793,691 2,381,074 1,190,537 3,571,612 1,785,806 892,903 2,678,710 1,339,355 4,018,066 2,009,033 6,027,100 3,013,550 1,506,775 4,520,326 2,260,163 6,780,490 3,390,245 10,170,736 5,085,368 2,542,684 1,271,342 635,671 1,907,014 953,507 2,860,522 1,430,261 4,290,784 2,145,392 1,072,696 536,348 268,174 134,087 402,262 201,131 603,394 301,697 905,092 452,546 226,273 678,820 339,410 169,705 509,116 254,558 127,279 381,838 190,919 572,758 286,379 859,138 429,569 1,288,708 644,354 322,177 966,532 483,266 241,633 724,900 362,450

More profiles

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