1,558,141

13 × 29 × 4133

1,558,141 factors as 13 × 29 × 4133. Its 8 positive divisors give a proper-divisor sum of 178,139, so this integer is deficient. The Collatz stopping time is 194 steps.

Prime Factor Structure

Factorization String 13 × 29 × 4133

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,736,280

Proper Divisor Sum 178,139

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #1558129 ← → #1558177

Radix Representation

Decimal	1558141
Binary	101111100011001111101 (21 bits)
Octal	0o5743175
Hexadecimal	0x17C67D

Divisor Catalog (8)

1 13 29 377 4,133 53,729 119,857 1,558,141

Collatz Trajectory (194 steps to reach 1)

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

1,558,141 4,674,424 2,337,212 1,168,606 584,303 1,752,910 876,455 2,629,366 1,314,683 3,944,050 1,972,025 5,916,076 2,958,038 1,479,019 4,437,058 2,218,529 6,655,588 3,327,794 1,663,897 4,991,692 2,495,846 1,247,923 3,743,770 1,871,885 5,615,656 2,807,828 1,403,914 701,957 2,105,872 1,052,936 526,468 263,234 131,617 394,852 197,426 98,713 296,140 148,070 74,035 222,106 111,053 333,160 166,580 83,290 41,645 124,936 62,468 31,234 15,617 46,852 23,426 11,713 35,140 17,570 8,785 26,356 13,178 6,589 19,768 9,884

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