13,137,890

2 × 5 × 167 × 7867

13,137,890 factors as 2 × 5 × 167 × 7867. Its 16 positive divisors give a proper-divisor sum of 10,654,942, so this integer is deficient. The Collatz stopping time is 316 steps.

Prime Factor Structure

Factorization String 2 × 5 × 167 × 7867

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 23,792,832

Proper Divisor Sum 10,654,942

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #13137881 ← → #13137907

Radix Representation

Decimal	13137890
Binary	110010000111011111100010 (24 bits)
Octal	0o62073742
Hexadecimal	0xC877E2

Divisor Catalog (16)

1 2 5 10 167 334 835 1,670 7,867 15,734 39,335 78,670 1,313,789 2,627,578 6,568,945 13,137,890

Collatz Trajectory (316 steps to reach 1)

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

13,137,890 6,568,945 19,706,836 9,853,418 4,926,709 14,780,128 7,390,064 3,695,032 1,847,516 923,758 461,879 1,385,638 692,819 2,078,458 1,039,229 3,117,688 1,558,844 779,422 389,711 1,169,134 584,567 1,753,702 876,851 2,630,554 1,315,277 3,945,832 1,972,916 986,458 493,229 1,479,688 739,844 369,922 184,961 554,884 277,442 138,721 416,164 208,082 104,041 312,124 156,062 78,031 234,094 117,047 351,142 175,571 526,714 263,357 790,072 395,036 197,518 98,759 296,278 148,139 444,418 222,209 666,628 333,314 166,657 499,972

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