λ
Sigma Notebook

1,375,049

13 × 192 × 293
Deficient Odd Composite

1,375,049 is odd and not a perfect square. Its factorization is 13 × 19^2 × 293 and its 12 divisors sum to 1,568,196.

Prime Factor Structure

Factorization String 13 × 19^2 × 293
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 1,568,196
Proper Divisor Sum 193,147
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #1375043 ← → #1375051

Radix Representation

Decimal 1375049
Binary 101001111101101001001 (21 bits)
Octal 0o5175511
Hexadecimal 0x14FB49

Divisor Catalog (12)

1 13 19 247 293 361 3,809 4,693 5,567 72,371 105,773 1,375,049

Collatz Trajectory (106 steps to reach 1)

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

1,375,049 4,125,148 2,062,574 1,031,287 3,093,862 1,546,931 4,640,794 2,320,397 6,961,192 3,480,596 1,740,298 870,149 2,610,448 1,305,224 652,612 326,306 163,153 489,460 244,730 122,365 367,096 183,548 91,774 45,887 137,662 68,831 206,494 103,247 309,742 154,871 464,614 232,307 696,922 348,461 1,045,384 522,692 261,346 130,673 392,020 196,010 98,005 294,016 147,008 73,504 36,752 18,376 9,188 4,594 2,297 6,892 3,446 1,723 5,170 2,585 7,756 3,878 1,939 5,818 2,909 8,728

More profiles

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