λ
Sigma Notebook

1,392,849

33 × 79 × 653
Deficient Odd Composite

1,392,849 is odd and not a perfect square. Its factorization is 3^3 × 79 × 653 and its 16 divisors sum to 2,092,800.

Prime Factor Structure

Factorization String 3^3 × 79 × 653
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 2,092,800
Proper Divisor Sum 699,951
Digit Sum / Digital Root 36 (Root: 9)
Adjacent Primes #1392847 ← → #1392851

Radix Representation

Decimal 1392849
Binary 101010100000011010001 (21 bits)
Octal 0o5240321
Hexadecimal 0x1540D1

Divisor Catalog (16)

1 3 9 27 79 237 653 711 1,959 2,133 5,877 17,631 51,587 154,761 464,283 1,392,849

Collatz Trajectory (168 steps to reach 1)

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

1,392,849 4,178,548 2,089,274 1,044,637 3,133,912 1,566,956 783,478 391,739 1,175,218 587,609 1,762,828 881,414 440,707 1,322,122 661,061 1,983,184 991,592 495,796 247,898 123,949 371,848 185,924 92,962 46,481 139,444 69,722 34,861 104,584 52,292 26,146 13,073 39,220 19,610 9,805 29,416 14,708 7,354 3,677 11,032 5,516 2,758 1,379 4,138 2,069 6,208 3,104 1,552 776 388 194 97 292 146 73 220 110 55 166 83 250

More profiles

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