13,147,258

2 × 89 × 233 × 317

13,147,258 factors as 2 × 89 × 233 × 317. Its 16 positive divisors give a proper-divisor sum of 6,943,982, so this integer is deficient. The Collatz stopping time is 91 steps.

Prime Factor Structure

Factorization String 2 × 89 × 233 × 317

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 20,091,240

Proper Divisor Sum 6,943,982

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #13147249 ← → #13147261

Radix Representation

Decimal	13147258
Binary	110010001001110001111010 (24 bits)
Octal	0o62116172
Hexadecimal	0xC89C7A

Divisor Catalog (16)

1 2 89 178 233 317 466 634 20,737 28,213 41,474 56,426 73,861 147,722 6,573,629 13,147,258

Collatz Trajectory (91 steps to reach 1)

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

13,147,258 6,573,629 19,720,888 9,860,444 4,930,222 2,465,111 7,395,334 3,697,667 11,093,002 5,546,501 16,639,504 8,319,752 4,159,876 2,079,938 1,039,969 3,119,908 1,559,954 779,977 2,339,932 1,169,966 584,983 1,754,950 877,475 2,632,426 1,316,213 3,948,640 1,974,320 987,160 493,580 246,790 123,395 370,186 185,093 555,280 277,640 138,820 69,410 34,705 104,116 52,058 26,029 78,088 39,044 19,522 9,761 29,284 14,642 7,321 21,964 10,982 5,491 16,474 8,237 24,712 12,356 6,178 3,089 9,268 4,634 2,317

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