λ
Sigma Notebook

1,428,093

32 × 23 × 6899
Deficient Odd Composite

1,428,093 is odd and not a perfect square. Its factorization is 3^2 × 23 × 6899 and its 12 divisors sum to 2,152,800.

Prime Factor Structure

Factorization String 3^2 × 23 × 6899
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 2,152,800
Proper Divisor Sum 724,707
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #1428079 ← → #1428109

Radix Representation

Decimal 1428093
Binary 101011100101001111101 (21 bits)
Octal 0o5345175
Hexadecimal 0x15CA7D

Divisor Catalog (12)

1 3 9 23 69 207 6,899 20,697 62,091 158,677 476,031 1,428,093

Collatz Trajectory (243 steps to reach 1)

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

1,428,093 4,284,280 2,142,140 1,071,070 535,535 1,606,606 803,303 2,409,910 1,204,955 3,614,866 1,807,433 5,422,300 2,711,150 1,355,575 4,066,726 2,033,363 6,100,090 3,050,045 9,150,136 4,575,068 2,287,534 1,143,767 3,431,302 1,715,651 5,146,954 2,573,477 7,720,432 3,860,216 1,930,108 965,054 482,527 1,447,582 723,791 2,171,374 1,085,687 3,257,062 1,628,531 4,885,594 2,442,797 7,328,392 3,664,196 1,832,098 916,049 2,748,148 1,374,074 687,037 2,061,112 1,030,556 515,278 257,639 772,918 386,459 1,159,378 579,689 1,739,068 869,534 434,767 1,304,302 652,151 1,956,454

More profiles

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