λ
Sigma Notebook

1,437,289

7 × 205327
Deficient Odd Composite

1,437,289 is odd and not a perfect square. Its factorization is 7 × 205327 and its 4 divisors sum to 1,642,624.

Prime Factor Structure

Factorization String 7 × 205327
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,642,624
Proper Divisor Sum 205,335
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #1437287 ← → #1437301

Radix Representation

Decimal 1437289
Binary 101011110111001101001 (21 bits)
Octal 0o5367151
Hexadecimal 0x15EE69

Divisor Catalog (4)

1 7 205,327 1,437,289

Collatz Trajectory (212 steps to reach 1)

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

1,437,289 4,311,868 2,155,934 1,077,967 3,233,902 1,616,951 4,850,854 2,425,427 7,276,282 3,638,141 10,914,424 5,457,212 2,728,606 1,364,303 4,092,910 2,046,455 6,139,366 3,069,683 9,209,050 4,604,525 13,813,576 6,906,788 3,453,394 1,726,697 5,180,092 2,590,046 1,295,023 3,885,070 1,942,535 5,827,606 2,913,803 8,741,410 4,370,705 13,112,116 6,556,058 3,278,029 9,834,088 4,917,044 2,458,522 1,229,261 3,687,784 1,843,892 921,946 460,973 1,382,920 691,460 345,730 172,865 518,596 259,298 129,649 388,948 194,474 97,237 291,712 145,856 72,928 36,464 18,232 9,116

More profiles

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