λ
Sequence Observatory

1,791,127

13 × 29 × 4751
Deficient Odd Composite

Starting at 1,791,127, the Collatz iteration reaches 1 after 96 steps. The first transition is 5373382; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 13 × 29 × 4751
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 1,995,840
Proper Divisor Sum 204,713
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #1791121 ← → #1791161

Radix Representation

Decimal 1791127
Binary 110110101010010010111 (21 bits)
Octal 0o6652227
Hexadecimal 0x1B5497

Divisor Catalog (8)

1 13 29 377 4,751 61,763 137,779 1,791,127

Collatz Trajectory (96 steps to reach 1)

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

1,791,127 5,373,382 2,686,691 8,060,074 4,030,037 12,090,112 6,045,056 3,022,528 1,511,264 755,632 377,816 188,908 94,454 47,227 141,682 70,841 212,524 106,262 53,131 159,394 79,697 239,092 119,546 59,773 179,320 89,660 44,830 22,415 67,246 33,623 100,870 50,435 151,306 75,653 226,960 113,480 56,740 28,370 14,185 42,556 21,278 10,639 31,918 15,959 47,878 23,939 71,818 35,909 107,728 53,864 26,932 13,466 6,733 20,200 10,100 5,050 2,525 7,576 3,788 1,894

More profiles

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