λ
Sigma Notebook

5,616,521

1021 × 5501
Deficient Odd Composite

5,616,521 is odd and not a perfect square. Its factorization is 1021 × 5501 and its 4 divisors sum to 5,623,044.

Prime Factor Structure

Factorization String 1021 × 5501
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 5,623,044
Proper Divisor Sum 6,523
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #5616473 ← → #5616553

Radix Representation

Decimal 5616521
Binary 10101011011001110001001 (23 bits)
Octal 0o25331611
Hexadecimal 0x55B389

Divisor Catalog (4)

1 1,021 5,501 5,616,521

Collatz Trajectory (276 steps to reach 1)

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

5,616,521 16,849,564 8,424,782 4,212,391 12,637,174 6,318,587 18,955,762 9,477,881 28,433,644 14,216,822 7,108,411 21,325,234 10,662,617 31,987,852 15,993,926 7,996,963 23,990,890 11,995,445 35,986,336 17,993,168 8,996,584 4,498,292 2,249,146 1,124,573 3,373,720 1,686,860 843,430 421,715 1,265,146 632,573 1,897,720 948,860 474,430 237,215 711,646 355,823 1,067,470 533,735 1,601,206 800,603 2,401,810 1,200,905 3,602,716 1,801,358 900,679 2,702,038 1,351,019 4,053,058 2,026,529 6,079,588 3,039,794 1,519,897 4,559,692 2,279,846 1,139,923 3,419,770 1,709,885 5,129,656 2,564,828 1,282,414

More profiles

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